b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 00:40

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General

Target

b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe
Size

40KB
MD5

7d2d2ebf99d779deee88ccb95d2ea4a8
SHA1

221d014a5eff56046cc75e604ab26a0202ec93e0
SHA256

b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca
SHA512

c02bd7d111d956b58665c606ad3755f4f094593122f91dc0bfbb1f78fc1e9abe22aa8a5feade037855baed07f919658e1b6a22fa2a29a21203135792b7afe915
SSDEEP

768:gLhcSDgpxUueqkFXOQ69zbjlAAX5e9zXx:gLhcRLleqkFizbR9XwzXx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2796	codecupdate.exe

Loads dropped DLL 1 IoCs

pid	Process
2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe

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 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	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	codecupdate.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30
PID 2640 wrote to memory of 2796	2640	b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe	30

C:\Users\Admin\AppData\Local\Temp\b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe
"C:\Users\Admin\AppData\Local\Temp\b187f7fe7df82c6ae1f1063a1f9f175be7dd931d59ef2ee584b2d0be51fb78ca.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2640
- C:\Users\Admin\AppData\Local\Temp\codecupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\codecupdate.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2796

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

\Users\Admin\AppData\Local\Temp\codecupdate.exe

Filesize
40KB

MD5
6f4146529452295acce0bce0c9d031c9

SHA1
6475165ae69d954c35920aa2cd20bca23bd7b6ac

SHA256
d664b3184b725df4c66a29ed129554746c06777c8845337411ecb95aaa512e3e

SHA512
3ec3ae6b3709d8072ad08858b8790b1294268f0779cd5ab2a4d11f1ae9e80775c1e55668041b4f795d6cb14c4074f17fe74faebf0628b84937509969613ceaf4

Download Submit
memory/2640-1-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/2796-8-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download