2e96258f3dd21d059f59831295d32d324a849c87bc5a2149a49c97fcf5783558

Analysis

max time kernel
2s
max time network
37s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31/01/2025, 17:40

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General

Target
2024-12-25/unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
Size 380KB
Sample250131-v87nnasmdv
SHA256 e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896
MD5 f6801450c785d0873122146b2abac250
SHA1 00155ae2e2fb6221d54a02a6a37fba248361f991
SHA512 1ede9e2a8ceb52b1a704453ef6c75075adf62dbbfc338d20d2e999fb06e95bf1ce4c1660dc6f6142e96f10dd6a7dabc5d69ab12c38fef683541455c49d33d064
SSDEEP 6144:PqQ1fKF0S3RN6GEFxim4SlcBjWMDibbn9o5v+Tk/M+b85BkAXP41ON2NMGEMh2Fa:PqMf4Ki59p/ML3FMhCQvjhZ3Rh
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2804	towrite.exe

Loads dropped DLL 2 IoCs

pid	Process
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\having\towrite.exe	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	towrite.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
2804	towrite.exe
2804	towrite.exe
2804	towrite.exe
2804	towrite.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2804	2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe	30
PID 2776 wrote to memory of 2804	2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe	30
PID 2776 wrote to memory of 2804	2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe	30
PID 2776 wrote to memory of 2804	2776	unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-12-25\unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-25\unknown-e1ffabc651f471b8d4141420d8e171310bc91a400462062ca96f6ac202a0a896.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Program Files\having\towrite.exe
  "C:\Program Files\having\towrite.exe" "33201"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2804

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

towrite.exe

Path \Program Files\having\towrite.exe
Size 381KB
SHA256 aecc965c03d7274e98dcfd211cb38eccd6ca15fe26883b529a0333665d34118d
MD5 75687a795131117411832900f2c81393
SHA1 54e482f85d1d281d751d145f3779cd18c1c8c6d4
SHA512 2d15a0e9a3aed38c0f19f98f55782e4224c734f2493dacabd1c7f8c07f1a61f90d4807e2ea991b7ae9a4c350830d029144c36b2c9ae298b165294971bc7ebfa0
SSDEEP 6144:pqQ1fKF0S3RN6GEFxim4SlcBjWMDibbn9o5v+Tk/M+b85BkAXP41ON2NMGEMh2Fa:pqMf4Ki59p/ML3FMhCQvjhZ3Rh
MD5 SHA1 SHA512 SSDEEP

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