4a1ae7cf9606365db8ea043516a7ea76f673e55f3165f9e3573e31bc3b4710dd

Analysis

max time kernel
362s
max time network
366s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
19-04-2024 13:12

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General

Target

7Q7ATX/longlq.cl
Size

1.0MB
MD5

20ee9aa56c761f5b6bdade9dbf9114ac
SHA1

31ee192ef3075f4f237bd5bc3b8cbd18dd241d55
SHA256

e35d8d55a9475d760210e50e9ab207b740967fd6968e78327d9e1b42500b50e7
SHA512

6bf19e5eac822a5f65b69e41c53281d26110d5edfd3693cde19554c13487be4e20749be73f3c11e1f6e162f6b0340d9c438ee24e5b70920cfd4d880fa5eed122
SSDEEP

3072:PCbuMkGVDr1UfZr8UbedIfCBcjGFwHKpELON4PyxMT21g36Z07+Xe34cc/Gcq1CG:PbfXFUUfMihLiIeku7ign4SL1R8Byjk1

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

Processes:

rundll32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\cl_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.cl	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000_CLASSES\.cl\ = "cl_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 1744 wrote to memory of 2644	1744	cmd.exe	29
PID 1744 wrote to memory of 2644	1744	cmd.exe	29
PID 1744 wrote to memory of 2644	1744	cmd.exe	29
PID 2644 wrote to memory of 2740	2644	rundll32.exe	30
PID 2644 wrote to memory of 2740	2644	rundll32.exe	30
PID 2644 wrote to memory of 2740	2644	rundll32.exe	30
PID 2644 wrote to memory of 2740	2644	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\7Q7ATX\longlq.cl
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\7Q7ATX\longlq.cl
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2644
- - 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\7Q7ATX\longlq.cl"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

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
7cc687d77e8856a3fbc26d0b2f10f5bf

SHA1
f280e8a032d3046b8da5126da07b315f0190200a

SHA256
532733af268dcb114e413b22553640d882cd5f907600d3d3556035fb83fdb7ad

SHA512
4bb65f7659da092e2f0402cd8917dcb5f45b3b895822fa1cf6ccac5ccadebc9ad1f1132279c7514b062cf414fae7c747de59bd3602a1ecd9af395dc13383cf1c

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