48602a57904e3125fb42f5f7c3de1542735aed83562cdfe613fa394d788e32bc

Analysis

max time kernel
121s
max time network
132s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04/06/2024, 23:23

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General

Target

locales/ur.pak
Size

602KB
MD5

d7ec7d551dee1e1ef11be3e2820052f9
SHA1

d7f2d35841883103c2773fc093a9a706b2fe5d36
SHA256

05e45371159075048db688564b6bc707e0891303c40f490c3db428b0edd36102
SHA512

92e2d32fc106812e08163a26f202a5d0e7eb7028a871f3bc6cbc05ee6c7ce287032179322b19e396308968515bf214534a38d93afc259a780ad7ba8432fab56a
SSDEEP

12288:bXldbsPI8PzGSEHybOAXsA5yzTExbWW7mQYrjuUco/9NjjFpvhl:rLsK8t5bWx

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-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pak	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pak_auto_file	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2080	AcroRd32.exe
2080	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2668	2208	cmd.exe	29
PID 2208 wrote to memory of 2668	2208	cmd.exe	29
PID 2208 wrote to memory of 2668	2208	cmd.exe	29
PID 2668 wrote to memory of 2080	2668	rundll32.exe	30
PID 2668 wrote to memory of 2080	2668	rundll32.exe	30
PID 2668 wrote to memory of 2080	2668	rundll32.exe	30
PID 2668 wrote to memory of 2080	2668	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\ur.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\ur.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2668
- - 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\ur.pak"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2080

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
d2afd66f5e73f278bff3aa08fcd8c312

SHA1
726c14819b110d0f5759c6a27e45418363143587

SHA256
d94ecddf35a7c3b627c84518dd1fb5dc4892c91163826af6ea096ba49b4be04e

SHA512
e23051331827967cbf3be1207e8e51e7dd75d629781671e5d9228c3e5e7f78ae59b461c06eaea8e1b089bb67a5ffd8899303151b597995fb197754208cc1d553

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