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
1561s
max time network
1568s
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

164KB
MD5

72945c9b41b3590dc518b14bad0a79ee
SHA1

244e30fcd8982b78eaac65db21b177b632c1fb11
SHA256

44bcefd86b7d36300eb2d77ba88f248cab5ecb9cfb0ec3e859e35ed519fa7795
SHA512

2eca816b31f21afe4daadaed3ed2e891f9632ff5652ae6e6e2ebde7dee0f6b1ec3562af8ef98dd9fb769c8f372a8f527e6a22cb2686ac43bc49fd6f21081f06c
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFf/7lrKq:veoUeZR2TRCWQFfDl

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
2940	rundll32.exe
2220	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	2940	rundll32.exe
Token: SeDebugPrivilege	2220	powershell.exe
Token: SeBackupPrivilege	2516	vssvc.exe
Token: SeRestorePrivilege	2516	vssvc.exe
Token: SeAuditPrivilege	2516	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2812 wrote to memory of 2940	2812	rundll32.exe	28
PID 2940 wrote to memory of 2220	2940	rundll32.exe	29
PID 2940 wrote to memory of 2220	2940	rundll32.exe	29
PID 2940 wrote to memory of 2220	2940	rundll32.exe	29
PID 2940 wrote to memory of 2220	2940	rundll32.exe	29

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:2812
- 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:2940
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2220

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2520

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2516

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/2220-4-0x000000001B2E0000-0x000000001B5C2000-memory.dmp

Filesize
2.9MB

Download
memory/2220-5-0x00000000025E0000-0x00000000025E8000-memory.dmp

Filesize
32KB

Download
memory/2220-6-0x000007FEF5420000-0x000007FEF5DBD000-memory.dmp

Filesize
9.6MB

Download
memory/2220-7-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2220-9-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2220-11-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2220-10-0x0000000002920000-0x00000000029A0000-memory.dmp

Filesize
512KB

Download
memory/2220-8-0x000007FEF5420000-0x000007FEF5DBD000-memory.dmp

Filesize
9.6MB

Download
memory/2220-12-0x000007FEF5420000-0x000007FEF5DBD000-memory.dmp

Filesize
9.6MB

Download