250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b

General

Target

250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe
Size

987KB
MD5

94e3efc9ea3cb01fd24feb08cba7c0c9
SHA1

6db69e3504329e4055f3ffe1260ac9448fce04c9
SHA256

250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b
SHA512

fac2640a4fe4ffe48fd96fd924b688b7d9d692bfe2cc0b69b37296d94c9a84644dced8f0ee5b43267a86406bef5f36d2f82b498afcc9e622a63e571b0287ec76
SSDEEP

12288:y0VhFNesi8AyGqJkQMow0Xic329aZUFgGRZ4EmGkkSK+El1vPUqal:/hF2b+kQbw0X3329aZUFgjNkldcqK

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
400	taskmgr.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce	taskmgr.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\_DefaultEx = "0"	taskmgr.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4928 set thread context of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2140	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe
Token: SeShutdownPrivilege	400	taskmgr.exe
Token: SeDebugPrivilege	400	taskmgr.exe
Token: SeTcbPrivilege	400	taskmgr.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
400	taskmgr.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 2140	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	80
PID 4928 wrote to memory of 2140	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	80
PID 4928 wrote to memory of 2140	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	80
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82
PID 4928 wrote to memory of 400	4928	250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe	82

C:\Users\Admin\AppData\Local\Temp\250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe
"C:\Users\Admin\AppData\Local\Temp\250a1846fcaf7a561b6a44bad972ac6013d10db74aff1652737a2a824341e95b.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Visual Display" /XML "C:\Users\Admin\AppData\Local\Temp\asssss.xml"
  2⤵
  - Creates scheduled task(s)
  PID:2140
- C:\Users\Admin\AppData\Local\Temp\taskmgr.exe
  "C:\Users\Admin\AppData\Local\Temp\taskmgr.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:400

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\asssss.xml

Filesize
1KB

MD5
95149b683bb824f3ad0ad4f56c458ff8

SHA1
59a073c429f0dbd207108788523d676438b5f1cf

SHA256
892ca43fbc3dd63f3f03bd15c4e2b0f2c6553d0f3659deee79e361ef68377f0c

SHA512
68ab33d97c0e04474ff68d41e4609a7e34313a3af22811a4ef5f0fb41d8da7d477ccb4f101a8327775f79056d358012b515cac43e26d84a134514b4b20f16bec

Download Submit
C:\Users\Admin\AppData\Local\Temp\taskmgr.exe

Filesize
45KB

MD5
b7c999040d80e5bf87886d70d992c51e

SHA1
a8ed9a51cc14ccf99b670e60ebbc110756504929

SHA256
5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e

SHA512
71ba2fbd705e51b488afe3bb33a67212cf297e97e8b1b20ada33e16956f7ec8f89a79e04a4b256fd61a442fada690aff0c807c2bdcc9165a9c7be3de725de309

Download Submit
memory/400-136-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-137-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-139-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-140-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-138-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-143-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-145-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-146-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/400-147-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/4928-132-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download
memory/4928-144-0x0000000074E80000-0x0000000075431000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads