66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313

Analysis

max time kernel
73s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19-10-2022 11:53

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General

Target

66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
Size

516KB
MD5

7061bccb53ea7df25866ae2cf390b2f5
SHA1

41c8e888b960a01ae823a09cc61953118e67c5a0
SHA256

66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313
SHA512

8f15970b4cf7698976de89c93aa72379b6950232c8804088ddf72a1d6b259848844300530008c494c852e7dbcab428a66bff25fb1d8a7b5df8a67831a89601bf
SSDEEP

1536:PjPqTrLutEGbGa4ItmbSnK0xrPgpOtnK0xrPgpOBnK0xhxg8Xo:PjPqTobG6nK4zgEtnK4zgEBnK47gyo

Score

8^/10

ransomware

Malware Config

Signatures

Modifies extensions of user files 4 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File renamed	C:\Users\Admin\Pictures\LimitRemove.crw => C:\Users\Admin\Pictures\LimitRemove.crw.getfucked	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
File renamed	C:\Users\Admin\Pictures\MeasureUnlock.raw => C:\Users\Admin\Pictures\MeasureUnlock.raw.getfucked	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
File renamed	C:\Users\Admin\Pictures\OpenRestore.crw => C:\Users\Admin\Pictures\OpenRestore.crw.getfucked	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
File renamed	C:\Users\Admin\Pictures\WriteRemove.raw => C:\Users\Admin\Pictures\WriteRemove.raw.getfucked	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3344	timeout.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 4600	4768	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe	92
PID 4768 wrote to memory of 4600	4768	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe	92
PID 4768 wrote to memory of 4600	4768	66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe	92
PID 4600 wrote to memory of 3344	4600	cmd.exe	94
PID 4600 wrote to memory of 3344	4600	cmd.exe	94
PID 4600 wrote to memory of 3344	4600	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
"C:\Users\Admin\AppData\Local\Temp\66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe"
1⤵
- Modifies extensions of user files
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4768
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C timeout 2 && Del /Q /F C:\Users\Admin\AppData\Local\Temp\66120938887b4d13abee307e24fe6d05261b21dede4170d2fe15011574db8313.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4600
- - C:\Windows\SysWOW64\timeout.exe
    timeout 2
    3⤵
    - Delays execution with timeout.exe
    PID:3344

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3344-137-0x0000000000000000-mapping.dmp

Download
memory/4600-136-0x0000000000000000-mapping.dmp

Download
memory/4768-132-0x00000000009F0000-0x0000000000A76000-memory.dmp

Filesize
536KB

Download
memory/4768-133-0x00000000059B0000-0x0000000005F54000-memory.dmp

Filesize
5.6MB

Download
memory/4768-134-0x00000000054A0000-0x0000000005532000-memory.dmp

Filesize
584KB

Download
memory/4768-135-0x0000000005430000-0x000000000543A000-memory.dmp

Filesize
40KB

Download