754cdfe578fd727a22d985d006913e4f6f89c209fa7d85401449b0f4ecc6179e

Resubmissions

20/02/2024, 00:51

240220-a7p21agc7s10

20/02/2024, 00:39

240220-azyzyagg3310

Analysis

max time kernel
360s
max time network
361s
platform
windows7_x64
resource
win7-20231215-de
resource tags

arch:x64arch:x86image:win7-20231215-delocale:de-deos:windows7-x64systemwindows
submitted
20/02/2024, 00:39

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General

Target
AIMr for exe.pyc
Size 8KB
Sample240220-azyzyagg33
SHA256 e2f88358c6d5d884418cf35d2b05878996c6b0989ab1cdda08423d5564c31f93
MD5 806178d84f0ffd9322588a895c9f0ca1
SHA1 19d7d0629d78f3203c6249508127d5d59226fa16
SHA512 de0752ac08c0114dbc9247971174040551ef8f381616b2f130580b27953836a28b017f537f59819e6ee21f7b849832160d07692c78af6e5c562f1bae67e3a5db
SSDEEP 192:6QW/WtrxIW0RjOkUFyfIngoARyjT/XE/rcfjMLgNkA4hhU:6Q0WZSVyFh0RyjT/0DcfjML24ha
MD5 SHA1 SHA512 SSDEEP

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
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000_CLASSES\pyc_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2872	AcroRd32.exe
2872	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2860	1848	cmd.exe	29
PID 1848 wrote to memory of 2860	1848	cmd.exe	29
PID 1848 wrote to memory of 2860	1848	cmd.exe	29
PID 2860 wrote to memory of 2872	2860	rundll32.exe	30
PID 2860 wrote to memory of 2872	2860	rundll32.exe	30
PID 2860 wrote to memory of 2872	2860	rundll32.exe	30
PID 2860 wrote to memory of 2872	2860	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\AIMr for exe.pyc"
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\AIMr for exe.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2860
- - 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\AIMr for exe.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2872

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

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 1da0a716bbdab68cb7bb731f8c8532a338434e43801620fd53119da2c64c150e
MD5 531ae7343494ea2e34fbf027fc5d4b92
SHA1 561fc9195c37936c941982c8070d092b28067609
SHA512 3af76bd952a7db88c6214867637da7281b906a9c2f9ce15a54019e707e7ecedf588d5b2f9493cb371102a8ee104fe41e817db3e8a22e4a8704d5cc577ae78dba
MD5 SHA1 SHA512

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