40c3f31d4cbb9bea5fe1ddbd9d380b0d9e18060295fd36ab629a7b4a03431ce1

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 17:08

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General

Target

07816cda581f7c719c6c2d1d11c7a6c8.exe
Size

58KB
MD5

07816cda581f7c719c6c2d1d11c7a6c8
SHA1

84c06c44b7b182f8eeb03931df9bed0e669794df
SHA256

40c3f31d4cbb9bea5fe1ddbd9d380b0d9e18060295fd36ab629a7b4a03431ce1
SHA512

c371c64d9f4187e99288cb64c338418c06a95066a53600ce96261e5c5bf59450c97a0b970968b3b6701db4e44ba117227eaf65966ed93c57d6f57d858d3085ca
SSDEEP

1536:YamzS3WWecr/3iW+dMe+K61SeU+1Ds6J3OOPA/Zwj:szwWXcrvinMeIOgFJefRw

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation	07816cda581f7c719c6c2d1d11c7a6c8.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1364 wrote to memory of 4124	1364	07816cda581f7c719c6c2d1d11c7a6c8.exe	89
PID 1364 wrote to memory of 4124	1364	07816cda581f7c719c6c2d1d11c7a6c8.exe	89
PID 1364 wrote to memory of 4124	1364	07816cda581f7c719c6c2d1d11c7a6c8.exe	89

C:\Users\Admin\AppData\Local\Temp\07816cda581f7c719c6c2d1d11c7a6c8.exe
"C:\Users\Admin\AppData\Local\Temp\07816cda581f7c719c6c2d1d11c7a6c8.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Rfz..bat" > nul 2> nul
  2⤵
  PID:4124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Rfz..bat

Filesize
210B

MD5
c92240e9fe8098f85659d7104e217376

SHA1
c9ffdf6c36274b89ba19e52b862ddd052a107649

SHA256
f2d1453205c0a1ea674ea08b7845d0c8fa3132c64a3be63010c9236008429b98

SHA512
180805d6f4108ec635cf81b10e8cb3bf3bd68c42d8d6ae6c63a23dbdd2d721f8094b4f439ed7e43385bc3e0dce4e2c4392d0db57c87c261c849b38e0f741ce0d

Download Submit
memory/1364-0-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1364-1-0x00000000020C0000-0x00000000020C1000-memory.dmp

Filesize
4KB

Download
memory/1364-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1364-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download