c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c

Analysis

max time kernel
145s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 07:38

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General

Target

c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe
Size

90KB
MD5

ed6962ecde29aa915c3c0dac939b49ca
SHA1

be056005193100ccc3919971e8708a9799089066
SHA256

c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c
SHA512

36467f214c755ec3577006c4d45f1a7b52406f628ff49ee41aa13d1c36ae942a8e5a041f9ba22493da574d04e3c94e1d49c25c49a9195a7ed07c5ed9f146524c
SSDEEP

1536:belFlxHjq4KoCo4MChztGFS9EeNpR9Lu2Fqt7VsSnjUBXVVIL2l67FI+L:belFlxHjq4PCorCmFSue3RVbItr+mNF/

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 3812	2148	c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe	81
PID 2148 wrote to memory of 3812	2148	c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe	81
PID 2148 wrote to memory of 3812	2148	c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe	81

C:\Users\Admin\AppData\Local\Temp\c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe
"C:\Users\Admin\AppData\Local\Temp\c84045b2fc31acd39bf85c49900faeb29e157896574e8033c786dd76c617ac5c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Gkf..bat" > nul 2> nul
  2⤵
  PID:3812

Network

MITRE ATT&CK Enterprise v6

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\Gkf..bat

Filesize
274B

MD5
cf2c5bd7eeb0d7e0f356b58dd3f39fad

SHA1
0d15ef9fc7350b39cab19ed45eef0d2768d0a44a

SHA256
4e566a172b3502f30eeb0799d103763b6d87391f169f0ecd2c6fff0f09eb19bd

SHA512
529651e6a62b5502b897bb048b410061aa601a9a6416baecc54e6586f491793d9572cfc8726ef4de181bd5d080f732d7f6c5064b0aa8f52367f5dcaa255e3841

Download Submit
memory/2148-132-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2148-134-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download