Windows Analysis Report Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe
Overview
General Information
Detection
Score: | 76 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
Process Tree |
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Malware Configuration |
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Threatname: GuLoader |
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{"Payload URL": "https://drive.google.com/uc?export=download&id=1"}
Yara Overview |
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Memory Dumps |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_GuLoader_2 | Yara detected GuLoader | Joe Security |
Sigma Overview |
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No Sigma rule has matched |
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Jbx Signature Overview |
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Click to jump to signature section
AV Detection: |
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Found malware configuration | Show sources |
Source: | Malware Configuration Extractor: |
Multi AV Scanner detection for submitted file | Show sources |
Source: | Virustotal: | Perma Link | ||
Source: | ReversingLabs: |
Source: | Static PE information: |
Networking: |
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C2 URLs / IPs found in malware configuration | Show sources |
Source: | URLs: |
Source: | Binary or memory string: |
Source: | Static PE information: |
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Source: | Static PE information: |
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Source: | Process Stats: |
Source: | Virustotal: | ||
Source: | ReversingLabs: |
Source: | Static PE information: |
Source: | Key opened: |
Source: | Section loaded: |
Source: | File created: | Jump to behavior |
Source: | Classification label: |
Data Obfuscation: |
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Yara detected GuLoader | Show sources |
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Malware Analysis System Evasion: |
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Tries to detect virtualization through RDTSC time measurements | Show sources |
Source: | RDTSC instruction interceptor: | ||
Source: | RDTSC instruction interceptor: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Code function: |
Anti Debugging: |
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Found potential dummy code loops (likely to delay analysis) | Show sources |
Source: | Process Stats: |
Source: | Code function: | ||
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Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
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Mitre Att&ck Matrix |
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Initial Access | Execution | Persistence | Privilege Escalation | Defense Evasion | Credential Access | Discovery | Lateral Movement | Collection | Exfiltration | Command and Control | Network Effects | Remote Service Effects | Impact |
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Valid Accounts | Windows Management Instrumentation | Path Interception | Process Injection1 | Virtualization/Sandbox Evasion11 | Input Capture1 | Security Software Discovery21 | Remote Services | Input Capture1 | Exfiltration Over Other Network Medium | Encrypted Channel1 | Eavesdrop on Insecure Network Communication | Remotely Track Device Without Authorization | Modify System Partition |
Default Accounts | Scheduled Task/Job | Boot or Logon Initialization Scripts | Boot or Logon Initialization Scripts | Process Injection1 | LSASS Memory | Virtualization/Sandbox Evasion11 | Remote Desktop Protocol | Archive Collected Data1 | Exfiltration Over Bluetooth | Application Layer Protocol1 | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | At (Linux) | Logon Script (Windows) | Logon Script (Windows) | Obfuscated Files or Information1 | Security Account Manager | Process Discovery1 | SMB/Windows Admin Shares | Data from Network Shared Drive | Automated Exfiltration | Steganography | Exploit SS7 to Track Device Location | Obtain Device Cloud Backups | Delete Device Data |
Local Accounts | At (Windows) | Logon Script (Mac) | Logon Script (Mac) | Binary Padding | NTDS | System Information Discovery11 | Distributed Component Object Model | Input Capture | Scheduled Transfer | Protocol Impersonation | SIM Card Swap | Carrier Billing Fraud |
Behavior Graph |
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Screenshots |
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Thumbnails
This section contains all screenshots as thumbnails, including those not shown in the slideshow.
Antivirus, Machine Learning and Genetic Malware Detection |
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Initial Sample |
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Source | Detection | Scanner | Label | Link |
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32% | Virustotal | Browse | ||
59% | ReversingLabs | Win32.Trojan.Mucc |
Dropped Files |
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No Antivirus matches |
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Unpacked PE Files |
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No Antivirus matches |
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Domains |
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No Antivirus matches |
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URLs |
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No Antivirus matches |
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Domains and IPs |
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General Information |
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Joe Sandbox Version: | 33.0.0 White Diamond |
Analysis ID: | 492176 |
Start date: | 28.09.2021 |
Start time: | 12:48:49 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 7m 31s |
Hypervisor based Inspection enabled: | false |
Report type: | light |
Sample file name: | Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe |
Cookbook file name: | default.jbs |
Analysis system description: | Windows 10 64 bit v1803 with Office Professional Plus 2016, Chrome 85, IE 11, Adobe Reader DC 19, Java 8 Update 211 |
Number of analysed new started processes analysed: | 20 |
Number of new started drivers analysed: | 0 |
Number of existing processes analysed: | 0 |
Number of existing drivers analysed: | 0 |
Number of injected processes analysed: | 0 |
Technologies: |
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Analysis Mode: | default |
Analysis stop reason: | Timeout |
Detection: | MAL |
Classification: | mal76.troj.evad.winEXE@1/0@0/0 |
EGA Information: | Failed |
HDC Information: |
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HCA Information: | Failed |
Cookbook Comments: |
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Warnings: | Show All
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Simulations |
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Behavior and APIs |
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No simulations |
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Joe Sandbox View / Context |
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Created / dropped Files |
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No created / dropped files found |
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Static File Info |
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General | |
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File type: | |
Entropy (8bit): | 5.697062658365674 |
TrID: |
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File name: | Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe |
File size: | 90112 |
MD5: | 419a3e9ce6606d5ed7b22a7574e1a294 |
SHA1: | 7c08e8f1f4f478df9baf5d00675bd174467621bc |
SHA256: | 3ebfb7cdc30291bcc995951dda1d8f62cea3e0beb990e35fabb3078b6d9d9921 |
SHA512: | 9656f15444698040c29674c4370604397c37147c07924b1bc8751b62e3a437808c234f3f155a9af927f57084264b762d5daa949c3d76b2e9755ec17690cb656e |
SSDEEP: | 768:tKI6PD+GddmSjV7vdnt/L/qT/pYT2IO7vPPqRgAWn95fRiBLWfRrhTSgStnLYqwp:tP0+6mSjxvD/q7eT2HQgFn3OWflNULK |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$........i.......................*..............Rich....................PE..L...q.(T.................0... ...............@....@........ |
File Icon |
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Icon Hash: | 821ca88c8e8c8c00 |
Static PE Info |
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General | |
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Entrypoint: | 0x4012c8 |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x400000 |
Subsystem: | windows gui |
Image File Characteristics: | LOCAL_SYMS_STRIPPED, 32BIT_MACHINE, EXECUTABLE_IMAGE, LINE_NUMS_STRIPPED, RELOCS_STRIPPED |
DLL Characteristics: | |
Time Stamp: | 0x5428C171 [Mon Sep 29 02:18:25 2014 UTC] |
TLS Callbacks: | |
CLR (.Net) Version: | |
OS Version Major: | 4 |
OS Version Minor: | 0 |
File Version Major: | 4 |
File Version Minor: | 0 |
Subsystem Version Major: | 4 |
Subsystem Version Minor: | 0 |
Import Hash: | e73b8c032c82c64991ebe487a7ffcd43 |
Entrypoint Preview |
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Instruction |
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push 0040FD84h |
call 00007F5770926B53h |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
xor byte ptr [eax], al |
add byte ptr [eax], al |
inc eax |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add al, dl |
sbb eax, 16A1B5FBh |
xchg eax, ecx |
inc ecx |
mov bh, A2h |
pop esi |
stosd |
xchg eax, ecx |
js 00007F5770926B62h |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [ecx], al |
add byte ptr [eax], al |
add byte ptr [eax+69h], dl |
arpl word ptr [ebp+esi*2+72h], si |
dec eax |
push edx |
inc esi |
inc ecx |
push edx |
push esi |
inc ebp |
push esp |
add byte ptr [ecx+eax*2+47h], al |
inc ebp |
dec esi |
inc ebp |
push ebx |
add byte ptr [eax], al |
add byte ptr [eax], al |
dec esp |
xor dword ptr [eax], eax |
cmp byte ptr [ecx+4514D5FFh], dl |
push esi |
stosd |
inc edi |
cdq |
inc esp |
mov ah, EFh |
adc dh, byte ptr [esi-555086FBh] |
jmp 00007F5770926B55h |
das |
outsb |
rol dword ptr [ecx-69h], cl |
neg byte ptr [esp+esi] |
pop ecx |
cmp dword ptr [ecx-47h], esp |
cmp cl, byte ptr [edi-53h] |
xor ebx, dword ptr [ecx-48EE309Ah] |
or al, 00h |
stosb |
add byte ptr [eax-2Dh], ah |
xchg eax, ebx |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
adc eax, ebp |
add byte ptr [eax], al |
mov eax, dword ptr [ecx] |
add byte ptr [eax], al |
add byte ptr [edx], cl |
add byte ptr [esp+eax*2+53h], al |
inc esp |
inc ecx |
inc edi |
inc ebp |
dec esi |
inc ebp |
push ebx |
add byte ptr [4E000401h], cl |
popad |
jo 00007F5770926BC3h |
Data Directories |
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Name | Virtual Address | Virtual Size | Is in Section |
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IMAGE_DIRECTORY_ENTRY_EXPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x13484 | 0x28 | .text |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x15000 | 0x540 | .rsrc |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_DEBUG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COPYRIGHT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_GLOBALPTR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_TLS | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT | 0x230 | 0x20 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x1000 | 0xe8 | .text |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_RESERVED | 0x0 | 0x0 |
Sections |
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Name | Virtual Address | Virtual Size | Raw Size | Xored PE | ZLIB Complexity | File Type | Entropy | Characteristics |
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.text | 0x1000 | 0x128ec | 0x13000 | False | 0.512232730263 | data | 6.18689428252 | IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ |
.data | 0x14000 | 0xcf4 | 0x1000 | False | 0.00634765625 | data | 0.0 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_WRITE, IMAGE_SCN_MEM_READ |
.rsrc | 0x15000 | 0x540 | 0x1000 | False | 0.12939453125 | data | 1.40564634666 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
Resources |
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Name | RVA | Size | Type | Language | Country |
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RT_ICON | 0x15418 | 0x128 | GLS_BINARY_LSB_FIRST | ||
RT_GROUP_ICON | 0x15404 | 0x14 | data | ||
RT_VERSION | 0x150f0 | 0x314 | data | Chinese | Taiwan |
Imports |
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DLL | Import |
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MSVBVM60.DLL | _CIcos, _adj_fptan, __vbaFreeVar, __vbaStrVarMove, __vbaFreeVarList, _adj_fdiv_m64, __vbaFreeObjList, _adj_fprem1, __vbaSetSystemError, __vbaHresultCheckObj, _adj_fdiv_m32, __vbaAryDestruct, __vbaObjSet, _adj_fdiv_m16i, __vbaObjSetAddref, _adj_fdivr_m16i, __vbaFpR8, _CIsin, __vbaChkstk, EVENT_SINK_AddRef, __vbaGenerateBoundsError, __vbaAryConstruct2, __vbaObjVar, DllFunctionCall, _adj_fpatan, EVENT_SINK_Release, _CIsqrt, EVENT_SINK_QueryInterface, __vbaExceptHandler, _adj_fprem, _adj_fdivr_m64, __vbaFPException, _CIlog, __vbaNew2, __vbaInStr, _adj_fdiv_m32i, _adj_fdivr_m32i, __vbaStrCopy, _adj_fdivr_m32, _adj_fdiv_r, __vbaVarTstNe, __vbaStrToAnsi, __vbaFpI4, __vbaLateMemCallLd, _CIatan, __vbaStrMove, _allmul, _CItan, _CIexp, __vbaFreeStr, __vbaFreeObj |
Version Infos |
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Description | Data |
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Translation | 0x0404 0x04b0 |
LegalCopyright | ChatSwipe |
InternalName | SOOTIER |
FileVersion | 4.04.0001 |
CompanyName | ChatSwipe |
LegalTrademarks | ChatSwipe |
Comments | ChatSwipe |
ProductName | ChatSwipe |
ProductVersion | 4.04.0001 |
FileDescription | ChatSwipe |
OriginalFilename | SOOTIER.exe |
Possible Origin |
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Language of compilation system | Country where language is spoken | Map |
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Chinese | Taiwan |
Network Behavior |
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Network Port Distribution |
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UDP Packets |
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Timestamp | Source Port | Dest Port | Source IP | Dest IP |
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Sep 28, 2021 12:49:43.078562021 CEST | 55074 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:49:43.099668026 CEST | 53 | 55074 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:16.515784025 CEST | 54513 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:16.541287899 CEST | 53 | 54513 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:37.793857098 CEST | 62044 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:37.835972071 CEST | 53 | 62044 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:38.729141951 CEST | 63791 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:38.753321886 CEST | 53 | 63791 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:39.386317015 CEST | 64267 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:39.406080008 CEST | 53 | 64267 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:39.797696114 CEST | 49448 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:39.831516981 CEST | 53 | 49448 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:40.452873945 CEST | 60342 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:40.474850893 CEST | 53 | 60342 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:40.919061899 CEST | 61346 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:40.936233044 CEST | 53 | 61346 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:41.335553885 CEST | 51774 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:41.363702059 CEST | 53 | 51774 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:41.562084913 CEST | 56023 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:41.587434053 CEST | 53 | 56023 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:42.813127995 CEST | 58384 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:42.847450018 CEST | 53 | 58384 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:44.544662952 CEST | 60261 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:44.563193083 CEST | 53 | 60261 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:45.190165997 CEST | 56061 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:45.278191090 CEST | 53 | 56061 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:58.982588053 CEST | 58336 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:59.010984898 CEST | 53781 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:50:59.018351078 CEST | 53 | 58336 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:50:59.045727968 CEST | 53 | 53781 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:51:04.990025997 CEST | 54064 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:51:05.014221907 CEST | 53 | 54064 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:51:14.774714947 CEST | 52811 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:51:14.836568117 CEST | 53 | 52811 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:51:37.425332069 CEST | 55299 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:51:37.453387022 CEST | 53 | 55299 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:51:39.309722900 CEST | 63745 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:51:39.329574108 CEST | 53 | 63745 | 8.8.8.8 | 192.168.2.6 |
Sep 28, 2021 12:52:14.868485928 CEST | 50055 | 53 | 192.168.2.6 | 8.8.8.8 |
Sep 28, 2021 12:52:14.895586967 CEST | 53 | 50055 | 8.8.8.8 | 192.168.2.6 |
Code Manipulations |
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Statistics |
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System Behavior |
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General |
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Start time: | 12:49:48 |
Start date: | 28/09/2021 |
Path: | C:\Users\user\Desktop\Zapytanie ofertowe (SHELMO Sp. z o.o. 09272021).exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x400000 |
File size: | 90112 bytes |
MD5 hash: | 419A3E9CE6606D5ED7B22A7574E1A294 |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | Visual Basic |
Yara matches: |
|
Reputation: | low |
Disassembly |
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Code Analysis |
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