2f5a2111686d0014d333d7a0c6e2d1075b4430dec0ff4433ab6d8e624d7bbfcd

Analysis

max time kernel
119s
max time network
135s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/09/2024, 13:34

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General

Target

locales/af.pak
Size

353KB
MD5

464e5eeaba5eff8bc93995ba2cb2d73f
SHA1

3b216e0c5246c874ad0ad7d3e1636384dad2255d
SHA256

0ad547bb1dc57907adeb02e1be3017cce78f6e60b8b39395fe0e8b62285797a1
SHA512

726d6c41a9dbf1f5f2eff5b503ab68d879b088b801832c13fba7eb853302b16118cacda4748a4144af0f396074449245a42b2fe240429b1afcb7197fa0cb6d41
SSDEEP

6144:j54QCpN9/WiHIR9a5D4+kQMGSB+jC6kAw1TUKKpg3b9xIsVxSt2y5qP3ux5tPwDV:F9CpN9OiHIRX+HMT+jC6kAw1TYpg3b9P

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\.pak	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_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-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2568	2676	cmd.exe	31
PID 2676 wrote to memory of 2568	2676	cmd.exe	31
PID 2676 wrote to memory of 2568	2676	cmd.exe	31
PID 2568 wrote to memory of 2800	2568	rundll32.exe	32
PID 2568 wrote to memory of 2800	2568	rundll32.exe	32
PID 2568 wrote to memory of 2800	2568	rundll32.exe	32
PID 2568 wrote to memory of 2800	2568	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\af.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:2676
- 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:2568
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
9e643558e4549559d4487aae5d8462d4

SHA1
1f880b3da19aa6c2775e91716b0015469f7f1781

SHA256
a15175f094b2aceed4c34109409eaf7bbd27998c123ff3ed90585924ffc81b67

SHA512
cbaaf761f29cbb1dce4437605c1f6cfc780dbe569545f696fe345f6e5ac4abc4b44b97d6cbe30718bb12d99d68dab4cdb49313bb186b5583ff979c3516aadac4

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