a006e853a225f612c0b4040ad8009566717867aa51d5bbc1132770bc299fc665

Analysis

max time kernel
142s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 04:31

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General

Target

a006e853a225f612c0b4040ad8009566717867aa51d5bbc1132770bc299fc665.dll
Size

64KB
MD5

ac54cd6eeca22af61a18f3e1b3eb1039
SHA1

6207be540bdcbd588395fab4779fafb2ea238737
SHA256

a006e853a225f612c0b4040ad8009566717867aa51d5bbc1132770bc299fc665
SHA512

61a3dfc81c645e6e3dfaa291fdb59c1649de739c0ac0e973adfe172f91013add139a921c8e12413f62e4cf6d98746c082e8133ba747fd44cd053e1c738546694
SSDEEP

768:75ZBpuOTZZLjK3o5mVVraDh18Rh+WAz10iAceNretN/QwmGXLljL89QgX:D/xZfDe+Wm0p0t1QlGX5QL

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

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	cmd.exe

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "regedit.exe /s \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000_Classes\Local Settings	cmd.exe

Runs .reg file with regedit 1 IoCs

pid	Process
4560	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe
376	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 644 wrote to memory of 376	644	rundll32.exe	80
PID 644 wrote to memory of 376	644	rundll32.exe	80
PID 644 wrote to memory of 376	644	rundll32.exe	80
PID 376 wrote to memory of 1356	376	rundll32.exe	81
PID 376 wrote to memory of 1356	376	rundll32.exe	81
PID 376 wrote to memory of 1356	376	rundll32.exe	81
PID 1356 wrote to memory of 4560	1356	cmd.exe	83
PID 1356 wrote to memory of 4560	1356	cmd.exe	83
PID 1356 wrote to memory of 4560	1356	cmd.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a006e853a225f612c0b4040ad8009566717867aa51d5bbc1132770bc299fc665.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a006e853a225f612c0b4040ad8009566717867aa51d5bbc1132770bc299fc665.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:376
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\a.reg
    3⤵
    - Checks computer location settings
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:1356
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:4560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\Local\Temp\a.reg

Filesize
152B

MD5
b100f5324ef74ded0b998e64d07a2e19

SHA1
40b0d7f51bf2dd8451f1b723d21355c471a5fa46

SHA256
3db613d24a75ae220891698c055e1c580a42e58564f568a0510db87581cc2042

SHA512
c12391bb37c334074f7d7e1257b6364fd5cbce848e0a8fe15b8326f54fd9568fe3baec58618c4334027a774a06a08ec249cb71db925c1f85feee6a3d3a816c04

Download Submit
memory/376-133-0x0000000010000000-0x0000000010010000-memory.dmp

Filesize
64KB

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