0b6c36488bcb097d2b217fd15c7794c54a7991b6c9858e2dfa2bd06c3f3c41e7

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
28/05/2024, 17:32

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General

Target

virussign.com_27b6bd825a546f97eef0488370acc8a0.exe
Size

37KB
MD5

27b6bd825a546f97eef0488370acc8a0
SHA1

50262c75d6e81573795311da39f3784554cde50f
SHA256

0b6c36488bcb097d2b217fd15c7794c54a7991b6c9858e2dfa2bd06c3f3c41e7
SHA512

f6aa891e1c291be4407c9e775ed5222b6b3ca5dc54adbd4f40d4ed5b8aa09b359abdfdd9479b14d537d9d3fc7fe567616b650513a41222235ae286fafdf9e789
SSDEEP

384:oPDUQ/pgeY/PiZpIPHbABisNtA0lYDlIq9dXrm7AG3fmPIJq96NhKl1S:+l/BEPiAvbAbDYDlJdXqEG3eyDKk

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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	virussign.com_27b6bd825a546f97eef0488370acc8a0.exe

Executes dropped EXE 1 IoCs

pid	Process
2960	gffos.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 1612 wrote to memory of 2960	1612	virussign.com_27b6bd825a546f97eef0488370acc8a0.exe	83
PID 1612 wrote to memory of 2960	1612	virussign.com_27b6bd825a546f97eef0488370acc8a0.exe	83
PID 1612 wrote to memory of 2960	1612	virussign.com_27b6bd825a546f97eef0488370acc8a0.exe	83

C:\Users\Admin\AppData\Local\Temp\virussign.com_27b6bd825a546f97eef0488370acc8a0.exe
"C:\Users\Admin\AppData\Local\Temp\virussign.com_27b6bd825a546f97eef0488370acc8a0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\AppData\Local\Temp\gffos.exe
  "C:\Users\Admin\AppData\Local\Temp\gffos.exe"
  2⤵
  - Executes dropped EXE
  PID:2960

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\gffos.exe

Filesize
37KB

MD5
56cd1c76e6db9e34e5352b0e6f4135b7

SHA1
da5ab9ecee9e48311ee05b8cfbefa83bf7be574c

SHA256
fda2c6cdab82ab5ad6703ce18842db15dced49b2e1c817d7278c15ba5f4cff5d

SHA512
88bf86a1583bc478bb6c18f67a454046487b3f944def6818bb58c9c4e5524a69d68428249303f63dadf3539c2f02b177197f1403021b901b6197f05ecfd8ef41

Download Submit
memory/1612-0-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1612-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1612-7-0x0000000000570000-0x0000000000578000-memory.dmp

Filesize
32KB

Download
memory/2960-24-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2960-23-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2960-28-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/2960-27-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download