7559e6ca8b77400f88bf4e67208a1c32570a670068eccae9e3d226cc5471bd47

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28-04-2024 18:31

240428-w6cwyaec5v 10

21-04-2024 08:57

21-04-2024 05:45

18-04-2024 19:05

18-04-2024 16:34

04-03-2024 18:33

02-03-2024 17:01

02-03-2024 10:05

Analysis

max time kernel
1813s
max time network
1819s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-03-2024 10:05

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General

Target

bazaar.2020.02/HEUR-Trojan-Ransom.Win32.Sodin.dll
Size

166KB
MD5

9e9b0ef4fc739c3eb36a762122451992
SHA1

035fe67a3d04f0a678724851cabc917b28416fe1
SHA256

0ee7783213426a5e46bc11a91acf5f2d73890bb09bbf4f3b932a4b79eeb6b820
SHA512

01435694c0941b004584d40c3d11866e8f319445ed937095d9777911bd6f36c6bd9449b4effa369120cf6ded9de9a375719e256c6f8380bd5fbd4f4ca0c6d715
SSDEEP

3072:JLFrb30BRtBZZg+i2ayyYOCWGPyLydrkxMT3Q7FTivJ:NJ0BXScFyfC3Hd4yg7Fu

Score

6^/10

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

rundll32.exe

description	ioc	Process
File opened (read-only)	\??\K:	rundll32.exe
File opened (read-only)	\??\L:	rundll32.exe
File opened (read-only)	\??\O:	rundll32.exe
File opened (read-only)	\??\Q:	rundll32.exe
File opened (read-only)	\??\V:	rundll32.exe
File opened (read-only)	\??\Y:	rundll32.exe
File opened (read-only)	\??\A:	rundll32.exe
File opened (read-only)	\??\S:	rundll32.exe
File opened (read-only)	\??\T:	rundll32.exe
File opened (read-only)	\??\W:	rundll32.exe
File opened (read-only)	\??\X:	rundll32.exe
File opened (read-only)	\??\Z:	rundll32.exe
File opened (read-only)	\??\H:	rundll32.exe
File opened (read-only)	\??\J:	rundll32.exe
File opened (read-only)	\??\M:	rundll32.exe
File opened (read-only)	\??\N:	rundll32.exe
File opened (read-only)	\??\P:	rundll32.exe
File opened (read-only)	\??\R:	rundll32.exe
File opened (read-only)	\??\I:	rundll32.exe
File opened (read-only)	\??\E:	rundll32.exe
File opened (read-only)	\??\G:	rundll32.exe
File opened (read-only)	\??\U:	rundll32.exe
File opened (read-only)	\??\B:	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
2284	rundll32.exe
2640	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	2284	rundll32.exe
Token: SeDebugPrivilege	2640	powershell.exe
Token: SeBackupPrivilege	2504	vssvc.exe
Token: SeRestorePrivilege	2504	vssvc.exe
Token: SeAuditPrivilege	2504	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 3048 wrote to memory of 2284	3048	rundll32.exe	27
PID 2284 wrote to memory of 2640	2284	rundll32.exe	28
PID 2284 wrote to memory of 2640	2284	rundll32.exe	28
PID 2284 wrote to memory of 2640	2284	rundll32.exe	28
PID 2284 wrote to memory of 2640	2284	rundll32.exe	28

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bazaar.2020.02\HEUR-Trojan-Ransom.Win32.Sodin.dll,#1
  2⤵
  - Enumerates connected drives
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2284
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2640

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:3028

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2504

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2640-4-0x000000001B220000-0x000000001B502000-memory.dmp

Filesize
2.9MB

Download
memory/2640-5-0x000007FEF5470000-0x000007FEF5E0D000-memory.dmp

Filesize
9.6MB

Download
memory/2640-6-0x0000000002490000-0x0000000002498000-memory.dmp

Filesize
32KB

Download
memory/2640-7-0x0000000002950000-0x00000000029D0000-memory.dmp

Filesize
512KB

Download
memory/2640-8-0x0000000002950000-0x00000000029D0000-memory.dmp

Filesize
512KB

Download
memory/2640-9-0x0000000002950000-0x00000000029D0000-memory.dmp

Filesize
512KB

Download
memory/2640-10-0x000007FEF5470000-0x000007FEF5E0D000-memory.dmp

Filesize
9.6MB

Download
memory/2640-11-0x0000000002950000-0x00000000029D0000-memory.dmp

Filesize
512KB

Download
memory/2640-12-0x000007FEF5470000-0x000007FEF5E0D000-memory.dmp

Filesize
9.6MB

Download