358c99f5f11faa788a617eae44e7d676dfbf51ba3f1cc0348f03676f7ceea8ee

Analysis

max time kernel
102s
max time network
24s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 20:41

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General

Target

captured_malware/33722.apk
Size

17.1MB
MD5

c369f5f057dd52fed0e365d25f4cadc9
SHA1

3c84800f4cb79a0876230f9b563606596b4c8939
SHA256

72114ecbd7f743e96d4c73fc038f44c125271362bd340d6c523ce0825c2f8628
SHA512

c0f586b6921514335a9186e0371985649ed74c93fca066a13298f793b0b023902f006ec22702d749b3f62b6cb013d8c295ea0d53c6c53aa020647bcf6283d716
SSDEEP

393216:hvVTG5OXY7BSegQYP/yiiYP0aUdX7UsNS3ExWNpiVYJQ0zXSbL:jeOXY7BSeg3P/SDXDSUx22YJQqXSbL

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2728	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2728	AcroRd32.exe
2728	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2576	1948	cmd.exe	30
PID 1948 wrote to memory of 2576	1948	cmd.exe	30
PID 1948 wrote to memory of 2576	1948	cmd.exe	30
PID 2576 wrote to memory of 2728	2576	rundll32.exe	31
PID 2576 wrote to memory of 2728	2576	rundll32.exe	31
PID 2576 wrote to memory of 2728	2576	rundll32.exe	31
PID 2576 wrote to memory of 2728	2576	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\captured_malware\33722.apk
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\captured_malware\33722.apk
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2576
- - 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\captured_malware\33722.apk"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2728

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
c7164e59bc7c1d26a2798d1cd2db5abf

SHA1
b8a174e1a543744eb57715f50284b446fd77de5e

SHA256
b6cc3e267c7aea3cf2861a2cc9b04783f03ec656c0c1b4e67c3b4870f47f1270

SHA512
e5b61d7cb3e6d687ae7fc7fa9b0dfebabe51b0a57166fc49365dc4ad5b55d25440f3b51e72d5282acc4699bc3284f7bcc4139063f5dd0edb212fb40a6ac0c046

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