8f8e709127c6c77446a8c0a8c8bf3c8ee706a06cd44b1e827c3e6a2ee6b8c098

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
30-05-2024 06:10

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General

Target

cffi/__init__.py
Size

513B
MD5

82e8d2b1149b5c3d7a023c0f412b3ab3
SHA1

7e923425ad3edfb78dbecb4ae92d7edbcec4e5f8
SHA256

b849f36979509dd47d9dcf1aaf5aa4ebf7283447f17e7e29034b163d583630ff
SHA512

515b31d692c4e1b22ddfd079e01203eb5535810c317361b62b47a624ecdef4fe003c4bc86e5e4ef076fb2e20da8a9b5243dd98c71fedc80373649d0d38e628d2

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2740	AcroRd32.exe
2740	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2668	1644	cmd.exe	29
PID 1644 wrote to memory of 2668	1644	cmd.exe	29
PID 1644 wrote to memory of 2668	1644	cmd.exe	29
PID 2668 wrote to memory of 2740	2668	rundll32.exe	30
PID 2668 wrote to memory of 2740	2668	rundll32.exe	30
PID 2668 wrote to memory of 2740	2668	rundll32.exe	30
PID 2668 wrote to memory of 2740	2668	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\cffi\__init__.py
1⤵
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\cffi\__init__.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2668
- - 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\cffi\__init__.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
8e38e2f7ecfabbda75ad1a1aed07c44c

SHA1
0086ebdff5de7462d70dacec141d070e96ff2051

SHA256
b80f0211141265b89ebfb364abe345b144dca4f46f9e99b459aceb0e0630d398

SHA512
ff996723a98cb8191fc3c09f04381de8990c3bedca7f4489a228ef68ab6c5b954381264a2b49b5d2f0be422927732c5655308f14c9785b25f7507939ba03f6f9

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