cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0

Analysis

max time kernel
75s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 04:28

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General

Target

cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe
Size

105KB
MD5

07d29efa3f74bcf313aaf3447bbb5140
SHA1

13308817ca961ad96b29043e10072ff965aef9fb
SHA256

cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0
SHA512

ea2c83422079dcc3447e079411d63be3e4b60745ecaa4dfbdec32d6191aaec0224674e27aec7fb4ee7a306393522e7983dfcaa7bd010fef8464cc9ca6cafddc6
SSDEEP

3072:3ZlsN/vCtko2SYgnZoRHdrHx5GXBwLWNIW:JlsNJo2ShZoldrPGXB5IW

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5008	GACE0-tmp.exe

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.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 6 IoCs

description	pid	Process	procid_target
PID 5000 wrote to memory of 5008	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	81
PID 5000 wrote to memory of 5008	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	81
PID 5000 wrote to memory of 5008	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	81
PID 5000 wrote to memory of 4556	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	82
PID 5000 wrote to memory of 4556	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	82
PID 5000 wrote to memory of 4556	5000	cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe	82

C:\Users\Admin\AppData\Local\Temp\cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe
"C:\Users\Admin\AppData\Local\Temp\cf7ef892e693858fdcb960bf59b59de212a026f7448d0ba37f545f758955bef0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5000
- C:\Users\Admin\AppData\Local\Temp\GACE0-tmp.exe
  C:\Users\Admin\AppData\Local\Temp\GACE0-tmp.exe http://creatonsoft.com/drv32.data "C:\Users\Admin\AppData\Local\Temp\GACE1-tmp"
  2⤵
  - Executes dropped EXE
  PID:5008
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\tmp.bat" "
  2⤵
  PID:4556

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\GACE0-tmp.exe

Filesize
149KB

MD5
b433088a544ac4f2307108af859da646

SHA1
9ef08188ba1a20d2f0cb5a76435de75a11a57c14

SHA256
315ae503e54fc45b70f2c0c2567a9f40144f2ac0555f43be3e5106d2ca4da277

SHA512
db44bc16d5a97f9df662881070e32dcedf92d40658d42c6fd8b3efe26217100e4ca2b743c5243fd5ac81e98873cf7acad039d6b7de12ed9d13ee2df399166e3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\GACE0-tmp.exe

Filesize
149KB

MD5
b433088a544ac4f2307108af859da646

SHA1
9ef08188ba1a20d2f0cb5a76435de75a11a57c14

SHA256
315ae503e54fc45b70f2c0c2567a9f40144f2ac0555f43be3e5106d2ca4da277

SHA512
db44bc16d5a97f9df662881070e32dcedf92d40658d42c6fd8b3efe26217100e4ca2b743c5243fd5ac81e98873cf7acad039d6b7de12ed9d13ee2df399166e3e

Download Submit
C:\tmp.bat

Filesize
50B

MD5
423571a5d1b773d55527b4c5b6b3291d

SHA1
87714d792a3cbcec8f89cabc690fb5b827c728be

SHA256
699ca6a61d818e259665ac564b35228866e8f9cc072cda321b1426d22344aeba

SHA512
ee02faac466af7e2b2b7e935449b7a8890b074c1d6a6c7ba33d53f398e8b2e7f9f2a7aa58453260fc15e8ecea2d3525f90b934a9b679e018cb940454a5af696b

Download Submit
memory/5000-132-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download
memory/5000-137-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download