20df13465b09ad3fabf707cdc3b370864ad0fe7e7ba550abb8b96cbd347283bf

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 07:41

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General

Target

cudatext/data/newdoc/default.py
Size

88B
MD5

92df6d9e9ee43410beb969f3d61d62ff
SHA1

ca4bcc5755f1d33b6b4b5890203098e3cc8a5097
SHA256

96af7945ebb6dbe4d875dcc6c1b39a4e2800ab93dd527c36eb498ec088dfd1e8
SHA512

f3888ed61d02760b5537a318d6480ed16a315371a0d49f01d6561843de12888c18547dfdc21643f4675e457262174af2947b4643e8e18bda910ef2ef97cc2c68

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
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2896	AcroRd32.exe
2896	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2068	2180	cmd.exe	31
PID 2180 wrote to memory of 2068	2180	cmd.exe	31
PID 2180 wrote to memory of 2068	2180	cmd.exe	31
PID 2068 wrote to memory of 2896	2068	rundll32.exe	32
PID 2068 wrote to memory of 2896	2068	rundll32.exe	32
PID 2068 wrote to memory of 2896	2068	rundll32.exe	32
PID 2068 wrote to memory of 2896	2068	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cudatext\data\newdoc\default.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cudatext\data\newdoc\default.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2068
- - 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\cudatext\data\newdoc\default.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2896

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
1b08db373cd29563e380ad16208be09c

SHA1
61d1c7f626fab7b5dc873873f48fb8df5cb39150

SHA256
f1594541653bff7f25bdaa66058d16596598399d0136648e2f38065d6cdc8ead

SHA512
b340e8827ee941be37bb9372b176b73747674ca99d89330466e00eb7fc2d4d7beec4ab2b986be2fa3d14e306804e35199da9e73772f91c97d0756dd491a221db

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