89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19

Analysis

max time kernel
154s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 05:57

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General

Target

89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll
Size

60KB
MD5

68b5aa82f663f1d46fde94f6ffefb1d9
SHA1

1234892386db5d4fc63225512057a38e499c877b
SHA256

89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19
SHA512

6cb951a3a49a75538d4ecdb765ae2f7aac06eb7247b397efef8416c2ac9a14ff6bf58e0516e10c653828ea735ddb65a16d37d9b61c28f8f40704d63394e10663
SSDEEP

768:aBZX+Nzp4mjNx4Ds4l6iE18++uWdB9GBc81f+Iw5BLJUXNPgH9nmscY:aPdc1inuWdB9r8YXPJY2BmscY

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

Runs .reg file with regedit 1 IoCs

pid	Process
932	regedit.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1672	rundll32.exe
1672	rundll32.exe
1672	rundll32.exe
1672	rundll32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 1672	3992	rundll32.exe	80
PID 3992 wrote to memory of 1672	3992	rundll32.exe	80
PID 3992 wrote to memory of 1672	3992	rundll32.exe	80
PID 1672 wrote to memory of 960	1672	rundll32.exe	81
PID 1672 wrote to memory of 960	1672	rundll32.exe	81
PID 1672 wrote to memory of 960	1672	rundll32.exe	81
PID 960 wrote to memory of 932	960	cmd.exe	83
PID 960 wrote to memory of 932	960	cmd.exe	83
PID 960 wrote to memory of 932	960	cmd.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\89dbc443ad952b8f8b2ba6e43126ef43fde0bf9024cf38f6bc66514a4525fb19.dll,#1
  2⤵
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1672
- - 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:960
  - - C:\Windows\SysWOW64\regedit.exe
      "regedit.exe" /s "C:\Users\Admin\AppData\Local\Temp\a.reg"
      4⤵
      Runs .reg file with regedit
      PID:932

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/1672-133-0x0000000010000000-0x000000001000F000-memory.dmp

Filesize
60KB

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