b749cc75224a853c131eb41664ea2491efc9b4cfa2d7b51b944d1ae3278a7aee

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-09-2024 04:59

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General

Target

tools/unfriendall.py
Size

5KB
MD5

ee17063bd2e29ac3d56641df002a132e
SHA1

b3e6e24e97b1a6a4aaac1806f692fd1581455243
SHA256

098aed7ba679fd41601bef0a4299565816286aed6e7950f9636790d9d3060d96
SHA512

04d09e01f1a47dd66fd48fae4f60ba6192084053477a58cf6f60e314dea8798687451528ee867b2490269da632861f369c99a01afac54cf2324062e35cafe375
SSDEEP

96:nFJelq5XP4oL4dsJPuCLI/5xgJ5onRnGuQXcu:nnXAdsXI/5UoR58cu

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2896	AcroRd32.exe
2896	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 2972	2924	cmd.exe	30
PID 2924 wrote to memory of 2972	2924	cmd.exe	30
PID 2924 wrote to memory of 2972	2924	cmd.exe	30
PID 2972 wrote to memory of 2896	2972	rundll32.exe	31
PID 2972 wrote to memory of 2896	2972	rundll32.exe	31
PID 2972 wrote to memory of 2896	2972	rundll32.exe	31
PID 2972 wrote to memory of 2896	2972	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\tools\unfriendall.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\tools\unfriendall.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\tools\unfriendall.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
be7dcfc7065c5e3c880e834988cebf74

SHA1
4b76f90c775a1b1d13f830571630aa63f2f3baea

SHA256
5bfb48451427477c772c33a9183675de1041d25badae4ca8e23d6aaa167e3f9f

SHA512
b3ea51bb1035f9c0d2bcdb6f5e195bbceac195081426036ac0b3a4e1573b6cda427395519f857513d0b5b75de4e9befe1d0c66516c5785030e6a8247767323f0

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