Analysis Report 267f4280000.dll
Overview
General Information
Detection
Score: | 60 |
Range: | 0 - 100 |
Whitelisted: | false |
Confidence: | 100% |
Signatures
Classification
Startup |
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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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Initial Sample |
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Source | Rule | Description | Author | Strings |
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JoeSecurity_Ursnif | Yara detected Ursnif | Joe Security |
Sigma Overview |
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No Sigma rule has matched |
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Signature Overview |
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Click to jump to signature section
AV Detection: |
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Antivirus / Scanner detection for submitted sample | Show sources |
Source: | Avira: |
Machine Learning detection for sample | Show sources |
Source: | Joe Sandbox ML: |
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: | ||
Source: | String found in binary or memory: |
Key, Mouse, Clipboard, Microphone and Screen Capturing: |
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Yara detected Ursnif | Show sources |
Source: | File source: |
E-Banking Fraud: |
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Yara detected Ursnif | Show sources |
Source: | File source: |
Source: | Static PE information: |
Source: | Section loaded: | Jump to behavior | ||
Source: | Section loaded: | Jump to behavior |
Source: | Classification label: |
Source: | Static PE information: |
Source: | Key opened: | Jump to behavior |
Source: | Process created: |
Source: | Process created: | |||
Source: | Process created: | |||
Source: | Process created: | |||
Source: | Process created: | |||
Source: | Process created: | Jump to behavior | ||
Source: | Process created: | Jump to behavior | ||
Source: | Process created: | Jump to behavior |
Source: | Automated click: | ||
Source: | Automated click: |
Source: | Static PE information: |
Hooking and other Techniques for Hiding and Protection: |
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Yara detected Ursnif | Show sources |
Source: | File source: |
Source: | Process information set: | Jump to behavior | ||
Source: | Process information set: | Jump to behavior |
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: |
Source: | Process queried: | Jump to behavior |
Source: | Thread injection, dropped files, key value created, disk infection and DNS query: |
Source: | Process created: | Jump to behavior |
Stealing of Sensitive Information: |
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Yara detected Ursnif | Show sources |
Source: | File source: |
Remote Access Functionality: |
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Yara detected Ursnif | Show sources |
Source: | File source: |
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 | DLL Side-Loading1 | Process Injection11 | Virtualization/Sandbox Evasion1 | OS Credential Dumping | Security Software Discovery11 | 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 | DLL Side-Loading1 | Rundll321 | LSASS Memory | Virtualization/Sandbox Evasion1 | 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 Injection11 | Security Account Manager | System Information 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) | DLL Side-Loading1 | NTDS | System Network Configuration Discovery | 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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100% | Avira | HEUR/AGEN.1108168 | ||
100% | Joe Sandbox ML |
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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Source | Detection | Scanner | Label | Link |
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0% | Avira URL Cloud | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe | ||
0% | URL Reputation | safe |
Domains and IPs |
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Contacted Domains |
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No contacted domains info |
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URLs from Memory and Binaries |
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Name | Source | Malicious | Antivirus Detection | Reputation |
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false |
| low | ||
false |
| unknown | ||
false |
| unknown |
Contacted IPs |
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No contacted IP infos |
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General Information |
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Joe Sandbox Version: | 32.0.0 Black Diamond |
Analysis ID: | 403756 |
Start date: | 04.05.2021 |
Start time: | 11:40:38 |
Joe Sandbox Product: | CloudBasic |
Overall analysis duration: | 0h 3m 1s |
Hypervisor based Inspection enabled: | false |
Report type: | full |
Sample file name: | 267f4280000.dll |
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: | 8 |
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: | mal60.troj.winDLL@7/0@0/0 |
EGA Information: | Failed |
HDC Information: | Failed |
HCA Information: |
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Cookbook Comments: |
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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): | 6.331124664018959 |
TrID: |
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File name: | 267f4280000.dll |
File size: | 223744 |
MD5: | 5e5f1596b33a674cfd76c6d2c05ad8a7 |
SHA1: | 4b2c6c39de4d362ef94e7fd306ce1b4e1eee1217 |
SHA256: | cd2dd8bec4b30b7b7f69c1403c2fa19b1715e3e554c4fd595081e4f395c0d119 |
SHA512: | 32b91ab50260bc8e516ab9600345b0c8a4ba1545f58dad39e954c28fdb5ee2ffdd6512ff86c3854b9f700434e91f0ad7290bba09058a413d239d2ca68f9f75ec |
SSDEEP: | 3072:fWLHqJ4VtWYQUVpsPHQqdPFQ6l7Bz9DHzcUvNfxYPr9fGWg+Bm5kf+DLm:4qO/rsPHN7Q6l7Bz9zhvNJYPrg1nL |
File Content Preview: | MZ......................................................................................................................................................................................................................................................PE..d.. |
File Icon |
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Icon Hash: | 74f0e4ecccdce0e4 |
Static PE Info |
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General | |
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Entrypoint: | 0x1800080e4 |
Entrypoint Section: | .text |
Digitally signed: | false |
Imagebase: | 0x180000000 |
Subsystem: | windows gui |
Image File Characteristics: | EXECUTABLE_IMAGE, DLL, LARGE_ADDRESS_AWARE |
DLL Characteristics: | |
Time Stamp: | 0x60804A27 [Wed Apr 21 15:52:07 2021 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: |
Entrypoint Preview |
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Instruction |
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inc eax |
push ebx |
dec eax |
sub esp, 20h |
test edx, edx |
mov ebx, 00000001h |
je 00007FFBD4D2CD96h |
cmp edx, ebx |
jne 00007FFBD4D2CDA1h |
mov eax, ebx |
lock xadd dword ptr [0002B8AFh], eax |
add eax, ebx |
cmp eax, ebx |
jne 00007FFBD4D2CD91h |
dec ecx |
mov edx, eax |
call 00007FFBD4D3FB42h |
test eax, eax |
je 00007FFBD4D2CD85h |
xor ebx, ebx |
jmp 00007FFBD4D2CD81h |
lock add dword ptr [0002B891h], FFFFFFFFh |
jne 00007FFBD4D2CD77h |
call 00007FFBD4D3EC03h |
mov eax, ebx |
dec eax |
add esp, 20h |
pop ebx |
ret |
int3 |
int3 |
dec eax |
mov dword ptr [esp+08h], ebx |
dec eax |
mov dword ptr [esp+10h], ebp |
dec eax |
mov dword ptr [esp+18h], esi |
push edi |
dec eax |
sub esp, 20h |
cmp dword ptr [0002BE31h], 00000000h |
inc ecx |
mov ebx, ecx |
dec ecx |
mov esi, eax |
dec eax |
mov eax, edx |
je 00007FFBD4D2CE13h |
xor edx, edx |
dec eax |
mov ecx, eax |
call 00007FFBD4D27395h |
dec eax |
mov ecx, dword ptr [0002B83Dh] |
dec esp |
lea eax, dword ptr [ebx+01h] |
xor edx, edx |
dec eax |
mov ebp, eax |
call dword ptr [00024F26h] |
dec eax |
test eax, eax |
dec eax |
mov edi, eax |
je 00007FFBD4D2CDE7h |
dec esp |
mov eax, ebx |
dec eax |
mov edx, esi |
dec eax |
mov ecx, eax |
call 00007FFBD4D4428Bh |
dec eax |
lea ecx, dword ptr [0002BDB9h] |
mov byte ptr [ebx+edi], 00000000h |
call dword ptr [0002504Fh] |
lock add dword ptr [0002BDCFh], 01h |
dec eax |
lea ecx, dword ptr [00000000h] |
Data Directories |
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Name | Virtual Address | Virtual Size | Is in Section |
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IMAGE_DIRECTORY_ENTRY_EXPORT | 0x31b10 | 0x38 | .rdata |
IMAGE_DIRECTORY_ENTRY_IMPORT | 0x30a20 | 0x3c | .rdata |
IMAGE_DIRECTORY_ENTRY_RESOURCE | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_EXCEPTION | 0x34000 | 0x17ac | .pdata |
IMAGE_DIRECTORY_ENTRY_SECURITY | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_BASERELOC | 0x39000 | 0x344 | .reloc |
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 | 0x0 | 0x0 | |
IMAGE_DIRECTORY_ENTRY_IAT | 0x2d000 | 0x530 | .rdata |
IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT | 0x2eda4 | 0x1e0 | .rdata |
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 | 0x2ba46 | 0x2bc00 | False | 0.568303571429 | data | 6.33861296477 | IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_READ |
.rdata | 0x2d000 | 0x4b48 | 0x4c00 | False | 0.403114720395 | data | 5.25264814147 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.data | 0x32000 | 0x1f88 | 0x1a00 | False | 0.308293269231 | lif file | 3.73537560796 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_WRITE, IMAGE_SCN_MEM_READ |
.pdata | 0x34000 | 0x17ac | 0x1800 | False | 0.53857421875 | data | 5.30366145469 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
.bss | 0x36000 | 0x2148 | 0x2200 | False | 0.427504595588 | data | 4.96451183531 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_WRITE, IMAGE_SCN_MEM_READ |
.reloc | 0x39000 | 0x1000 | 0xa00 | False | 0.458984375 | data | 4.2959680462 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ |
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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CPU Usage |
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Click to jump to process
Memory Usage |
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Click to jump to process
Behavior |
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Click to jump to process
System Behavior |
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General |
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Start time: | 11:41:22 |
Start date: | 04/05/2021 |
Path: | C:\Windows\System32\loaddll64.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff6829a0000 |
File size: | 140288 bytes |
MD5 hash: | A84133CCB118CF35D49A423CD836D0EF |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | moderate |
General |
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Start time: | 11:41:23 |
Start date: | 04/05/2021 |
Path: | C:\Windows\System32\cmd.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff622070000 |
File size: | 273920 bytes |
MD5 hash: | 4E2ACF4F8A396486AB4268C94A6A245F |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
General |
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Start time: | 11:41:23 |
Start date: | 04/05/2021 |
Path: | C:\Windows\System32\rundll32.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff603d60000 |
File size: | 69632 bytes |
MD5 hash: | 73C519F050C20580F8A62C849D49215A |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
General |
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Start time: | 11:41:23 |
Start date: | 04/05/2021 |
Path: | C:\Windows\System32\rundll32.exe |
Wow64 process (32bit): | false |
Commandline: | |
Imagebase: | 0x7ff603d60000 |
File size: | 69632 bytes |
MD5 hash: | 73C519F050C20580F8A62C849D49215A |
Has elevated privileges: | true |
Has administrator privileges: | true |
Programmed in: | C, C++ or other language |
Reputation: | high |
Disassembly |
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Code Analysis |
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