51b3773145652b5d559396a08e1282a3a1d92d4df473f774d61791386fca0598

Resubmissions

22-11-2024 22:54

241122-2vh7gaxmfl 10

22-11-2024 03:27

241122-dzqkcatmht 10

22-11-2024 03:16

241122-dsgc4atlgs 10

Analysis

max time kernel
139s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 03:16

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General

Target

c325092750dd55898c47be7ec8a7622c3bf8d1a79c40b160ef7901c2ef18f5db.apk
Size

1.6MB
MD5

82990aad8c1a1894d7b7fd56e78c3a6b
SHA1

8874204f4247232a98cca34e2387a3bd2a47d4ae
SHA256

c325092750dd55898c47be7ec8a7622c3bf8d1a79c40b160ef7901c2ef18f5db
SHA512

afe8d2d40e09863e17a725e42ccca1368cc2737c1234f3b6219399a5c4cab765486efe34a92561cc126aad7e0cf51f5cb77fe64d0105b84342f2f345b80ecfa9
SSDEEP

49152:j2L+FHeMX+8S31Ife70qkBxRXAmnTa+Gq:hXKIfVqWXAcabq

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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2772 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2772 AcroRd32.exe
2772 AcroRd32.exe

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

pid	process
2772	AcroRd32.exe

pid	process
2772	AcroRd32.exe
2772	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1980 wrote to memory of 1908	1980	cmd.exe	rundll32.exe
PID 1980 wrote to memory of 1908	1980	cmd.exe	rundll32.exe
PID 1980 wrote to memory of 1908	1980	cmd.exe	rundll32.exe
PID 1908 wrote to memory of 2772	1908	rundll32.exe	AcroRd32.exe
PID 1908 wrote to memory of 2772	1908	rundll32.exe	AcroRd32.exe
PID 1908 wrote to memory of 2772	1908	rundll32.exe	AcroRd32.exe
PID 1908 wrote to memory of 2772	1908	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\c325092750dd55898c47be7ec8a7622c3bf8d1a79c40b160ef7901c2ef18f5db.apk
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\c325092750dd55898c47be7ec8a7622c3bf8d1a79c40b160ef7901c2ef18f5db.apk
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1908
- - 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\c325092750dd55898c47be7ec8a7622c3bf8d1a79c40b160ef7901c2ef18f5db.apk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2772

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
20c73d214e2b50cc78447d84a3002d43

SHA1
54f22ac28ba5e8d0500dfd3309ec74b91cc4f255

SHA256
987c415014e82eabcb499fa15b28d598cac008f927d7a73195e1317bdcd3311d

SHA512
55d282eda5fde6c30bb8af835bb6c3cf2346481efc04fa0d24dca7d569d1596303b91cc0d38ac4cfbb6fe7a3d2ea5872a57c3aeb8b28e078ba5af3e1deb6ae25

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