4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c

Analysis

max time kernel
150s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
02/09/2024, 06:55

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General

Target

4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe
Size

1.7MB
MD5

ba856e48421c75592a0b45953c21dd2c
SHA1

380e0bedddbb9e232b9169d51daa778dfa22118d
SHA256

4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c
SHA512

4675cc8016c75ea178175e5a5fb0b15c05cd36068a76b4952755b7225f6af6b6de5d6dcf990e965d48775307b6ecf1955da15da1d72def96fba02aa298215111
SSDEEP

49152:ppUlRhkMregcRijcwsCyb6Dgh3+bS22+UaIK179FwiZO1VpSu:ppUlhregcjCLgF+bSsUaIw9F01eu

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4364	k1.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 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	4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 4364	2156	4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe	83
PID 2156 wrote to memory of 4364	2156	4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe	83

C:\Users\Admin\AppData\Local\Temp\4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe
"C:\Users\Admin\AppData\Local\Temp\4563d61b8760e3d73772b888b1db881386b37a4aa5937fe1eff597793b427d9c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\k1.exe
  "C:\Users\Admin\AppData\Local\Temp\k1.exe"
  2⤵
  - Executes dropped EXE
  PID:4364

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

C:\Users\Admin\AppData\Local\Temp\k1.exe

Filesize
3.9MB

MD5
692d72923747be1ed2c05cd6b4118bf4

SHA1
046050976d2fa16cf25e10f4895011e066414b0e

SHA256
c035c371f1ad9a96b51f28fbe9e6f7a402bf10cd1ca2d82aabbc78ba07c7703f

SHA512
8c6780fe09f701ac3fa5f397a4aa88475b5e26e19621d66b7404c720df87e31a692004dee672cf76cf6327421c1aa2a14b1f09eb6933c2aaa8e74f2fef116548

Download Submit
C:\Users\Admin\AppData\Local\Temp\poolworker.config.ini

Filesize
98B

MD5
1cff20fc77835e110b62445be05114c2

SHA1
7981667914201cf92fbcceb6d42a05de8a87f451

SHA256
5b0263857106fa941b4fd3df40e3f2ade971a75f6b4847226aa150c620704595

SHA512
a33564018c6629f612b8fe2a710553a0fc24ded14260798c4b6bc17298ba1089cff6dfb7c71ca9ba7f3a298fb0282e257de4c60b43c15c773d94a71c8a90b664

Download Submit
memory/4364-12-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-13-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-14-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-15-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-16-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-17-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-18-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-19-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-20-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-21-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-22-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-23-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-24-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download
memory/4364-25-0x0000000000CD0000-0x000000000111C000-memory.dmp

Filesize
4.3MB

Download