0ccf9d46633ad337dd31852311e9c4e7906c579af584a9eb77725360a6028ba5

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 19:30

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General

Target

locales/af.pak
Size

464KB
MD5

862a2262d0e36414abbae1d9df0c7335
SHA1

605438a96645b9771a6550a649cddbb216a3a5b1
SHA256

57670eae6d1871e648ad6148125ee82d08575bec5b323459fc14c3831570774a
SHA512

a789a4cad72106a5c64d27709b129c4ae6284076f147b7c3fcb808b557a3468b4efe3ede28033f981335d5eab986532c0497ddd6ed24b76189fe49366692ee73
SSDEEP

12288:KYHoLheVm/Wnzo+E+VOSMKlNu+d2ZH2Jynua2VIzfXo0vIFNgRU2Sw+2Ss37xzOZ:LoL0Vm/Wnzob+wSMag+d2ZH2Jynua2V5

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-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pak	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000_CLASSES\pak_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
2572	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2572	AcroRd32.exe
2572	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1876 wrote to memory of 2748	1876	cmd.exe	29
PID 1876 wrote to memory of 2748	1876	cmd.exe	29
PID 1876 wrote to memory of 2748	1876	cmd.exe	29
PID 2748 wrote to memory of 2572	2748	rundll32.exe	30
PID 2748 wrote to memory of 2572	2748	rundll32.exe	30
PID 2748 wrote to memory of 2572	2748	rundll32.exe	30
PID 2748 wrote to memory of 2572	2748	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\af.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:1876
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\af.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\locales\af.pak"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2572

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
463118c6713c5b39282db96ea971c8e3

SHA1
1aa3933e8f4de496bc899e85f8f2e60347277a4f

SHA256
0460b035493aafac2e55db6eb994c828a76b31555e04bd874a9720403abd8e53

SHA512
24983c0cac0688bad1321b12ef0566ab8c27e77e89c0cd07a485bebc84865b1a5939725bd440995841ebff4c0516fd83a044ae4400bc3dc1feb9519e2aefcca6

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