12f00b0fbaaf7e84de4eefbed13eac6ee091c14dea953a5fea979ae66fbb5ec2

Analysis

max time kernel
103s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
25/08/2024, 10:28

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General

Target

Old Sex Mod Psych Engine Mod Folder Port/characters/bf.json
Size

2KB
MD5

d19f10f52c16bb5b5b5f339bed1af76f
SHA1

94c170af448ca57029166fbe459a55b60238c251
SHA256

a8c0a164901e68607e94150ccbc587f7241bbe02d462ea2e2aa24c0a520d36d3
SHA512

b1d71d63044f91f50fccc89ce3ddb7e8347b0f1192c823b69b643fbc8912528dbb00aaf8501004ba903d9c1ffb4389303554286c53d245d54689c2629d2e266d

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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\json_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2760	AcroRd32.exe
2760	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2576 wrote to memory of 2816	2576	cmd.exe	30
PID 2576 wrote to memory of 2816	2576	cmd.exe	30
PID 2576 wrote to memory of 2816	2576	cmd.exe	30
PID 2816 wrote to memory of 2760	2816	rundll32.exe	31
PID 2816 wrote to memory of 2760	2816	rundll32.exe	31
PID 2816 wrote to memory of 2760	2816	rundll32.exe	31
PID 2816 wrote to memory of 2760	2816	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Old Sex Mod Psych Engine Mod Folder Port\characters\bf.json"
1⤵
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Old Sex Mod Psych Engine Mod Folder Port\characters\bf.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2816
- - 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\Old Sex Mod Psych Engine Mod Folder Port\characters\bf.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2760

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
e72de94c1e0e84d7e520fb4da2461d1a

SHA1
6088129d4fd13ba5044c39cb2af8b6b86db77209

SHA256
508e4eacc68bd861d61bde742384ddcfb2f66a16273040d18e69af1005089d17

SHA512
8e82dec5e535076464d9e9a9fa54fc0ecf601d5349052854adee622696e0966c80fb3d3a0b4b6657d5978559d77b54b01a56ac64d952c959c2dd34351822cd7a

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