83239ee058d2a5bf120848dd900654a94c770cce8c4cbe2a971b861795316a98

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
07/11/2024, 01:33

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Makefile.win
Size 1KB
Sample241107-byx7pasgnm
SHA256 a6284ab963acc5c3b1706e09e7fad6e3b53685928422a439a09ce4b192b47c96
MD5 42e632c27b48a12b53683e416373cc0e
SHA1 cff1713fb44c49d14ae9668773429ab0fecbe8e9
SHA512 3f3499ab31cb81c2230e464d18c6333cd31840a917805255207a27c5d2c20215d41e06ebfea96fa7f025237af61e673ae3c4870eca4a622341d39b26e7694e36
MD5 SHA1 SHA512

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-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2596	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	AcroRd32.exe
2596	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2216	2412	cmd.exe	31
PID 2412 wrote to memory of 2216	2412	cmd.exe	31
PID 2412 wrote to memory of 2216	2412	cmd.exe	31
PID 2216 wrote to memory of 2596	2216	rundll32.exe	32
PID 2216 wrote to memory of 2596	2216	rundll32.exe	32
PID 2216 wrote to memory of 2596	2216	rundll32.exe	32
PID 2216 wrote to memory of 2596	2216	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Makefile.win
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Makefile.win
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2216
- - 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\Makefile.win"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2596

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

Loading Replay Monitor...

Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 a50d82569e9ca61af634fe915e4c9510a958d4a12df04887bfbebe675733ffc3
MD5 027edcb860bda66fcb7ae98a0fc9b83d
SHA1 78a8c3a49779e738cb0180d29b95973e7cc3709e
SHA512 d55783af1d68718fecc118e79cb90788b58a01f914a4183776f4a6518de61f64e727d2558571e6b87aec7fdfd0e9b46d6bd2101ab0aaa27e43696f66c4b337ac
MD5 SHA1 SHA512

Submit Download