d94259329e042360d48ba2d18cc630277afdaaeebf389dced4d5070831e6fe33

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 23:00

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General

Target

copyreg.pyc
Size

8KB
MD5

0f47232227fd3ce89f7042fc61ede6a2
SHA1

2051c463a789a70a0b9b0b2b46744e3b15633fe0
SHA256

9292442d6c287957bce4b53066312f18cf8d1ba5fe9b0e826e1413b7d5cdcddc
SHA512

ec9067b2acbf5e95ef8285261a27b9b564371562ebaf4e0443da2495e7048ba0c42d58dddb047467b2bc8bcb475503aa21b1c492b311b7fb350a6ab80c0073f2
SSDEEP

192:7QHjFYDJ85mNGa7lU0Qx4GE4BvT4ia7yfhePHj8TIxeLH7TOyTM:7QD+imN/xgZLo7NjJxcDI

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-1-5-21-3533259084-2542256011-65585152-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3060	AcroRd32.exe
3060	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2308	1924	cmd.exe	31
PID 1924 wrote to memory of 2308	1924	cmd.exe	31
PID 1924 wrote to memory of 2308	1924	cmd.exe	31
PID 2308 wrote to memory of 3060	2308	rundll32.exe	33
PID 2308 wrote to memory of 3060	2308	rundll32.exe	33
PID 2308 wrote to memory of 3060	2308	rundll32.exe	33
PID 2308 wrote to memory of 3060	2308	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\copyreg.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\copyreg.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2308
- - 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\copyreg.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:3060

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
837f614b1816beb8078d6792bcfe4b61

SHA1
08f91be0690891720afb5656a9bb895049c5677a

SHA256
d5db56f0c1e7fe7913e59b03d9fb078e395476c46c0ac666f495d3308cb13aab

SHA512
8c1da80499f7480f366d356f71e28d6bf8cb14a3a046d0ba5352776083e38228d64273a9148edb727ed6ed788791c5060952363f14a0d33a22ef2666b001860b

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