ac7bf1cf5d4b2ec6de9bc3e5f4402df6d9d7ebe089cdcbbcf7be8a8995a56f1a

max time kernel
361s
max time network
362s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16/08/2024, 20:47

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General

Target

c-realV2.pyc
Size

151KB
MD5

cc054fc18eea0258f0708ec4f42510f2
SHA1

061b3fe78d8067123acc3bfcf8842725e6e5524f
SHA256

017f4257fd7bec866c39093406d0fbb5374cd6bdccad3d55f048dca47956087c
SHA512

2f12426cf9c2704c716d77f0fbc2b7df7fd88e02dbc0ed13f5b81eacb9e13a1983585d24d4a58d7a9a438c07573060d9c8bf003afce0a7f067c0fc66295b91ce
SSDEEP

3072:lR714RZkSVHfMn20+1Y5KT5kPWzcWyOuiP:lR7GvkoHfMn20+1Y5KT5kPWz3yOuiP

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-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1716	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1716	AcroRd32.exe
1716	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 2064	2160	cmd.exe	29
PID 2160 wrote to memory of 2064	2160	cmd.exe	29
PID 2160 wrote to memory of 2064	2160	cmd.exe	29
PID 2064 wrote to memory of 1716	2064	rundll32.exe	30
PID 2064 wrote to memory of 1716	2064	rundll32.exe	30
PID 2064 wrote to memory of 1716	2064	rundll32.exe	30
PID 2064 wrote to memory of 1716	2064	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\c-realV2.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\c-realV2.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2064
- - 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\c-realV2.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1716

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
6e3c7d31c26fab65371746a920fb5aab

SHA1
57f981a3bbc22624d09aa88d524dcd617aac4c8a

SHA256
e77de6a406b169dd325270be4da0bdf7e0ed33b663c064ab086d7786fec542ea

SHA512
46ae8995baa7ef2ff6c456dd2937f75834d3d6a880b6427f195521d509223dbf3ee022d45cd4933c1cf37141b81138e33cedf6c45f9b8741e9536bb06942298f

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