88e5ade2ec431b3a7398b1f81dfc4ed6119a9e95657c29a9d6646fb396f3761b

Resubmissions

29/06/2024, 22:21

240629-19544s1epm 7

29/06/2024, 22:13

240629-145amaxfjc 7

Analysis

max time kernel
122s
max time network
132s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
29/06/2024, 22:13

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General

Target

locales/af.pak
Size

447KB
MD5

917a688d64eccf67fef5a5eb0908b6d4
SHA1

7206b01bbc3fd8cc937db9050dd8ac86cf44d8cc
SHA256

6981249837ad767fc030edc8838878a5e493fb08cc49982cffaed16cfbeb564d
SHA512

195dbec8463cf89990232296c5c927e1501f0c2e01a7be7c6a6acae651853ce1edb23d639af65979b39a3c61979119c3a305acfa3aadf0cb93e241c5e57f4534
SSDEEP

12288:/cqYYWk0o+wZiSMKVQ2uM2Z12JynA7PIrfsdgSTCSQ2fs37KQOb5t/tn6A/HiaHU:ynk0ofMSMaTuM2Z12JynA7PIrfsdgST4

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-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pak_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\pak_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pak	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000_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
1148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 2660	1252	cmd.exe	29
PID 1252 wrote to memory of 2660	1252	cmd.exe	29
PID 1252 wrote to memory of 2660	1252	cmd.exe	29
PID 2660 wrote to memory of 1148	2660	rundll32.exe	30
PID 2660 wrote to memory of 1148	2660	rundll32.exe	30
PID 2660 wrote to memory of 1148	2660	rundll32.exe	30
PID 2660 wrote to memory of 1148	2660	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:1252
- 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:2660
- - 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:1148

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
cf14e596c6ab5d1494ea2207f68de4ee

SHA1
6e2cfc993ff7a3ce47c10fecea27e548fc5abcd6

SHA256
60471af32b2332cb5746bba08920923e6920141560b128edd179805133425890

SHA512
080f83f7156f6bce241d59ec450536f90ee2544f2a6dc30dbd35ebee3be1f71f9960eb3cd37188c33dc76a9f9f67749591e8e3e05496e8af27a22d7e63ff42e2

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