e7928aaa1fd2be14b033b5f3b7198deee145791f290d0cf75aa12f4fda4ae663

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
23/05/2024, 11:48

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General

Target

venv.sh
Size

27B
MD5

1d15679b4954c4859f639e1efd6a3e0d
SHA1

7dfa9754ab4d9d06d8b6a0f6594868af68120b3b
SHA256

e7928aaa1fd2be14b033b5f3b7198deee145791f290d0cf75aa12f4fda4ae663
SHA512

8b976cc47171ae34f0d9589e3e2afc85b99f66b0b586c5f3c8ac3f4f5d68674f15417be9182fbb28122fdbe284ae65bc4753aa5ff0e9416d365f114ee4762630

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\sh_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.sh	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.sh\ = "sh_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2704	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2704	AcroRd32.exe
2704	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2928	2392	cmd.exe	29
PID 2392 wrote to memory of 2928	2392	cmd.exe	29
PID 2392 wrote to memory of 2928	2392	cmd.exe	29
PID 2928 wrote to memory of 2704	2928	rundll32.exe	30
PID 2928 wrote to memory of 2704	2928	rundll32.exe	30
PID 2928 wrote to memory of 2704	2928	rundll32.exe	30
PID 2928 wrote to memory of 2704	2928	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\venv.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\venv.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2928
- - 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\venv.sh"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
eaf901584308bfce85deb826f8c1a5a4

SHA1
73fba01ad632c4928ca57a82ff7c9c239285f226

SHA256
91c3c4fafb86f3fc7466f482102d3cdd6725244f0656cc4f9c9bce08f80f0181

SHA512
92b02db14c232ab5bc98c2993cb6c86f3dee58b7895b6e36bf2a9ae9a5a28db83ebd76f3eca91999ea6e2d1204b86c4612ba40f94af61152a40ae5d1d7700041

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