Windows Analysis Report Doc0011222003.exe
Overview
General Information
Detection
Score: | 56 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
Process Tree |
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Malware Configuration |
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No configs have been found |
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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
Source: | Static PE information: |
Source: | Static PE information: |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
Source: | Static PE information: | ||
Source: | Static PE information: |
Source: | Process Stats: |
Source: | File created: | Jump to behavior |
Source: | Static PE information: |
Source: | Key opened: |
Source: | Section loaded: |
Source: | Classification label: |
Data Obfuscation: |
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Yara detected GuLoader | Show sources |
Source: | File source: |
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: | ||
Source: | Code function: |
Source: | Static PE information: |
Source: | Process information set: | ||
Source: | Process information set: | ||
Source: | Process information set: |
Malware Analysis System Evasion: |
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Tries to detect virtualization through RDTSC time measurements | Show sources |
Source: | RDTSC instruction interceptor: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Anti Debugging: |
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Found potential dummy code loops (likely to delay analysis) | Show sources |
Source: | Process Stats: |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: | ||
Source: | Binary or memory string: |
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 | OS Credential Dumping | Security Software Discovery2 | Remote Services | Data from Local System | Exfiltration Over Other Network Medium | Data Obfuscation | 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 | Software Packing1 | LSASS Memory | Virtualization/Sandbox Evasion11 | Remote Desktop Protocol | Data from Removable Media | Exfiltration Over Bluetooth | Junk Data | Exploit SS7 to Redirect Phone Calls/SMS | Remotely Wipe Data Without Authorization | Device Lockout |
Domain Accounts | At (Linux) | Logon Script (Windows) | Logon Script (Windows) | Process Injection1 | 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) | Obfuscated Files or Information2 | 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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No Antivirus matches |
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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: | 34.0.0 Boulder Opal |
Analysis ID: | 527215 |
Start date: | 23.11.2021 |
Start time: | 14:27:15 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 7m 49s |
Hypervisor based Inspection enabled: | false |
Report type: | light |
Sample file name: | Doc0011222003.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: | 17 |
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: | mal56.troj.evad.winEXE@1/1@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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Process: | C:\Users\user\Desktop\Doc0011222003.exe |
File Type: | |
Category: | dropped |
Size (bytes): | 16384 |
Entropy (8bit): | 1.3424693381122756 |
Encrypted: | false |
SSDEEP: | 48:rMereSiNgxcqYmOCA3OgUTZzR+MYVAJf3L:onTFCSBUTZzgMYVA |
MD5: | 8BE47FF78C4F694E6577D8CB72B022C9 |
SHA1: | A32191D769A55B59B38A93EBEA848166EA27F0D6 |
SHA-256: | A1005C0FAF60AA8C70AD16C4369E6D3FA2357687BC10EE55656363B01DDD633E |
SHA-512: | D19109A2AB8141E8A7AF066204652CEE0938A10B45E46B929C825B4844323FB6D184F1BA90D8007ADEAC0CE31F84F25B482153DEA1BEA881E7B5ABE43545A2A3 |
Malicious: | false |
Reputation: | low |
Preview: |
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Static File Info |
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General | |
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File type: | |
Entropy (8bit): | 6.527320740089958 |
TrID: |
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File name: | Doc0011222003.exe |
File size: | 81920 |
MD5: | e70022c5636db76b71c8b2c56552c60c |
SHA1: | 4589b37f02bb95d26bb2ba369c46c99268ce2985 |
SHA256: | 0226b26f82ea7ab25ad85a4cfda530f7b28f91b1d57f8ca0361b7b03e8ce59bb |
SHA512: | d9d16ded54f7424145aba6f423b82ab4c010cc1ee67acb152a1d79b61f23fedc9250dd482b78e3c84ac4b82cdc9283099a06ee5a2d5d14d34e78734f60dd7f61 |
SSDEEP: | 1536:tGs2yzOSOXbgSXZXMyETdwDgL/UQdz+mehpITwHM/kho:tGOzvOXbgSXZXA2Dk/UQHehiTMM8o |
File Content Preview: | MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$........i.......................*..............Rich....................PE..L....e.L.....................0............... ....@........ |
File Icon |
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Icon Hash: | 78ecccecccceec70 |
Static PE Info |
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General | |
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Entrypoint: | 0x4013cc |
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: | 0x4CDA65A9 [Wed Nov 10 09:28:09 2010 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: | 37fe5edb896809a8dcea667d1a5d3341 |
Entrypoint Preview |
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Instruction |
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push 004021D4h |
call 00007FA27857A0F3h |
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 |
dec eax |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [eax], al |
add al, bl |
jc 00007FA27857A149h |
dec esp |
in eax, 35h |
inc edx |
inc edi |
cmpsd |
xchg byte ptr [ecx-66h], ch |
adc eax, 00D1123Eh |
add byte ptr [eax], al |
add byte ptr [eax], al |
add byte ptr [ecx], al |
add byte ptr [eax], al |
add byte ptr [ebx+20h], dh |
dec ecx |
outsb |
je 00007FA27857A167h |
dec esi |
outsd |
outsb |
popad |
jne 00007FA27857A176h |
push 7469726Fh |
popad |
je 00007FA27857A16Bh |
jbe 00007FA27857A167h |
add byte ptr [eax], ah |
inc ecx |
jnc 00007FA27857A122h |
dec ecx |
outsb |
je 00007FA27857A102h |
add byte ptr [eax], al |
add bh, bh |
int3 |
xor dword ptr [eax], eax |
or dword ptr [eax], esp |
arpl word ptr [ebp+43h], ax |
dec edi |
cmc |
cdq |
dec edi |
xchg eax, ecx |
jo 00007FA27857A16Eh |
add eax, BD8CFE91h |
out dx, al |
pop ecx |
dec ebp |
salc |
jmp 00007FA237355B46h |
cmc |
xchg eax, esp |
inc ebx |
movsd |
fstcw word ptr [edx] |
dec edi |
lodsd |
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 |
int3 |
or eax, dword ptr [eax] |
add byte ptr [esi+0Ah], cl |
add byte ptr [eax], al |
add byte ptr [ecx], cl |
add byte ptr [ecx+ebp*2+76h], al |
imul esp, dword ptr [ecx+62h], 0D00656Ch |
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 | 0x11684 | 0x28 | .text |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x14000 | 0xe08 | .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 | 0x140 | .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 | 0x10bb4 | 0x11000 | False | 0.628547219669 | data | 7.08459440381 | IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ |
.data | 0x12000 | 0x1428 | 0x1000 | False | 0.00634765625 | data | 0.0 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_WRITE, IMAGE_SCN_MEM_READ |
.rsrc | 0x14000 | 0xe08 | 0x1000 | False | 0.452880859375 | data | 4.20020036066 | 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 | 0x1483e | 0x568 | GLS_BINARY_LSB_FIRST | ||
RT_ICON | 0x143d6 | 0x468 | GLS_BINARY_LSB_FIRST | ||
RT_STRING | 0x14da6 | 0x62 | data | English | United States |
RT_GROUP_ICON | 0x143b4 | 0x22 | data | ||
RT_VERSION | 0x14160 | 0x254 | data | English | United States |
Imports |
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DLL | Import |
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MSVBVM60.DLL | __vbaStrI2, _CIcos, _adj_fptan, __vbaVarMove, __vbaFreeVar, __vbaStrVarMove, __vbaFreeVarList, _adj_fdiv_m64, __vbaFreeObjList, _adj_fprem1, __vbaStrCat, __vbaHresultCheckObj, _adj_fdiv_m32, __vbaAryDestruct, __vbaObjSet, _adj_fdiv_m16i, _adj_fdivr_m16i, __vbaVarTstLt, _CIsin, __vbaChkstk, EVENT_SINK_AddRef, __vbaGenerateBoundsError, __vbaStrCmp, __vbaAryConstruct2, __vbaI2I4, DllFunctionCall, __vbaVarLateMemSt, _adj_fpatan, __vbaRedim, EVENT_SINK_Release, __vbaUI1I2, _CIsqrt, EVENT_SINK_QueryInterface, __vbaExceptHandler, _adj_fprem, _adj_fdivr_m64, __vbaFPException, __vbaStrVarVal, _CIlog, __vbaErrorOverflow, __vbaNew2, __vbaInStr, _adj_fdiv_m32i, _adj_fdivr_m32i, __vbaStrCopy, __vbaFreeStrList, _adj_fdivr_m32, _adj_fdiv_r, __vbaVarAdd, __vbaInStrB, __vbaVarDup, __vbaFpI4, _CIatan, __vbaStrMove, _allmul, _CItan, _CIexp, __vbaFreeStr, __vbaFreeObj |
Version Infos |
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Description | Data |
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Translation | 0x0409 0x04b0 |
InternalName | Chalybes |
FileVersion | 6.00 |
CompanyName | SillyCame |
ProductName | SillyCame |
ProductVersion | 6.00 |
FileDescription | SillyCame |
OriginalFilename | Chalybes.exe |
Possible Origin |
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Language of compilation system | Country where language is spoken | Map |
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English | United States |
Network Behavior |
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No network behavior found |
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Code Manipulations |
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Statistics |
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System Behavior |
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General |
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Start time: | 14:29:09 |
Start date: | 23/11/2021 |
Path: | C:\Users\user\Desktop\Doc0011222003.exe |
Wow64 process (32bit): | true |
Commandline: | |
Imagebase: | 0x400000 |
File size: | 81920 bytes |
MD5 hash: | E70022C5636DB76B71C8B2C56552C60C |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | Visual Basic |
Yara matches: |
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Reputation: | low |
Disassembly |
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Code Analysis |
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