ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792

Analysis

max time kernel
149s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2022, 01:18

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General

Target

ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe
Size

96KB
MD5

0d639fb3990f830cb6165c39f3cdf030
SHA1

9224d06b4d52bf50103178a0375b376ea1a9c0c0
SHA256

ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792
SHA512

8bcacbf57d6e8ff72de79ea88abee086fe75ff1c0e7f49c76bf011e1a470d5f4ceeede53f66a441be533eee8428d4ad71f3eba5f9b658af79037c14765b7e22e
SSDEEP

1536:2YoIB2LReI0FA7J5O2ACwYzf4Q31U5NYHUtfYZzrDMdnzbKxwzKlXiZFJaHso:23IW/0S7J5dTzfp220tCzvMFXbzzLo

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3516-132-0x00000000007A0000-0x00000000007D2000-memory.dmp	upx
behavioral2/memory/3516-134-0x00000000007A0000-0x00000000007D2000-memory.dmp	upx

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	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe

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

System Information Discovery
T1082

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
664	Process not Found

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3516	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe
Token: SeIncBasePriorityPrivilege	3516	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3516 wrote to memory of 4868	3516	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe	80
PID 3516 wrote to memory of 4868	3516	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe	80
PID 3516 wrote to memory of 4868	3516	ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe	80

C:\Users\Admin\AppData\Local\Temp\ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe
"C:\Users\Admin\AppData\Local\Temp\ac769d1751be4dca79a426c328041ac1b3ee716454fa1d435175a0b37b395792.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3516
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\AC769D~1.EXE > nul
  2⤵
  PID:4868

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/3516-132-0x00000000007A0000-0x00000000007D2000-memory.dmp

Filesize
200KB

Download
memory/3516-134-0x00000000007A0000-0x00000000007D2000-memory.dmp

Filesize
200KB

Download