afb2b8145bec0b4a38f3af97d174c14e2609668379a0c26db4e2fe0cb4afa289

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 08:45

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General

Target

qqyt33.sh
Size

1KB
MD5

51d259c0b3377bfb529748c0ccd17c1f
SHA1

46e464f4e8af24bb52a7f48417b4d3f6f0fec27f
SHA256

afb2b8145bec0b4a38f3af97d174c14e2609668379a0c26db4e2fe0cb4afa289
SHA512

d0004aa11448244b059738a96631ef2b349987f1a810a445e4fbb8fdf8927794d59a88fe79c0ca95a7b17a315c9871f54c64ca0e48e8446b904688077a2d02ef

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-1-5-21-3627615824-4061627003-3019543961-1000_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
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

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2944	1044	cmd.exe	29
PID 1044 wrote to memory of 2944	1044	cmd.exe	29
PID 1044 wrote to memory of 2944	1044	cmd.exe	29
PID 2944 wrote to memory of 2712	2944	rundll32.exe	30
PID 2944 wrote to memory of 2712	2944	rundll32.exe	30
PID 2944 wrote to memory of 2712	2944	rundll32.exe	30
PID 2944 wrote to memory of 2712	2944	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\qqyt33.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\qqyt33.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2944
- - 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\qqyt33.sh"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2712

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
8dc63dba799c4bb5b8a7aae81a08093f

SHA1
3a71867e5bb85df3903b5e2d8cd8f0f88e21d738

SHA256
e0c1a606d302c5f8c0b5f93145b987719d09879ca94a2dc54831e52ad6499526

SHA512
980ec3ccbec1f4d32c4fe55cd21fa325d35c4d5ed8e59be90c9e47fad290c9769f0ecbf9ae64448b312f7a39dee776af684fc093766ab33c7b9d5fc419c15b87

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