b9d86d2c1e4180fbb4b4dbae5151ef0a68512e249695447ed11eb964a867f674

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 12:18

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General

Target

run.sh
Size

44B
MD5

414afa26ef4667f1fcb35f16173b9ee2
SHA1

4d28d9ee76b9cbccaa9ed722b96da6f906b41cae
SHA256

b9d86d2c1e4180fbb4b4dbae5151ef0a68512e249695447ed11eb964a867f674
SHA512

9f0b4d40560b05105b1b5ce88e44c963638e9dc4f862e5374fa2d83e573dc623bedb2420dd6c3c8b1bfe51df6e06e7ef36bff96937821e4f263ba5d231b87459

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-1-5-21-3452737119-3959686427-228443150-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.sh	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\.sh\ = "sh_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000_CLASSES\sh_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2616	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2616	AcroRd32.exe
2616	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2488	1952	cmd.exe	29
PID 1952 wrote to memory of 2488	1952	cmd.exe	29
PID 1952 wrote to memory of 2488	1952	cmd.exe	29
PID 2488 wrote to memory of 2616	2488	rundll32.exe	30
PID 2488 wrote to memory of 2616	2488	rundll32.exe	30
PID 2488 wrote to memory of 2616	2488	rundll32.exe	30
PID 2488 wrote to memory of 2616	2488	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\run.sh
1⤵
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\run.sh
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2488
- - 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\run.sh"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2616

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
e0f2ea8503f04fbb246e4b1eb6095805

SHA1
9587fe45cab3810c8c914886c2b7475f26199f5f

SHA256
9cbf26f052ea3f199aa6f2477c661642c7d9583b983ac2e27160eb9e8d144b33

SHA512
117f9e0c0f3a931938adc3c6e43295edc152b51c7a0e329e5ab759bb16c1d7e2ed79ea2f24be4eff50e6b996eddd736804d41661db02407b9da177daec25de76

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