6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f

Analysis

max time kernel
209s
max time network
235s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 17:04

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General

Target

6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe
Size

120KB
MD5

3249c0e743674fcd9e922a4612e7988a
SHA1

92bd431d5022b32166b7778163f0755ad112739e
SHA256

6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f
SHA512

d9ad79120645a57aebd1409e9c0d1ceea45fac36c5c7381c863cc4f394a89b31af1fbed134f051ff4e96056cc336582724f319ba5ee1ffd3705b00da5f8cb014
SSDEEP

3072:tNKfRBKVN6V+kr9d+TpvDbTDp1BsSytZCnSnC:tAfG+VX+TpHHiSytZW

Score

8^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3188	6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2576-132-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral2/memory/2576-133-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral2/files/0x000a00000002314a-135.dat	upx
behavioral2/files/0x000a00000002314a-136.dat	upx
behavioral2/memory/2576-137-0x0000000000400000-0x0000000000412000-memory.dmp	upx
behavioral2/memory/3188-138-0x0000000000400000-0x0000000000439000-memory.dmp	upx

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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.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 2576 wrote to memory of 3188	2576	6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe	83
PID 2576 wrote to memory of 3188	2576	6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe	83
PID 2576 wrote to memory of 3188	2576	6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe	83

C:\Users\Admin\AppData\Local\Temp\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe
"C:\Users\Admin\AppData\Local\Temp\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2576
- C:\Windows\Temp\MT\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe
  "C:\Windows\Temp\MT\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe"
  2⤵
  - Executes dropped EXE
  PID:3188

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:\Windows\Temp\MT\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe

Filesize
91KB

MD5
ff0303bfa3326e9ddc74c7431d5a0bf5

SHA1
d16faff3da48a1cb9ba031320d14154cbf73725c

SHA256
dd7788c022d8629b9f048bda347dd78528aca8ff300c2713f75b3216c075a495

SHA512
48900acdb94d150bdaa6d3f907d814136e5f69d4a5d524df76adfa18318ab1d8680dd595244e02268bf6e443a7d6d9a82f1f9f6699d04c45628444b37dcf08ef

Download Submit
C:\Windows\Temp\MT\6f8f0d9ab901fa191b3927fd39decdd2a5bd9807e499699f12894ece0ac9571f.exe

Filesize
91KB

MD5
ff0303bfa3326e9ddc74c7431d5a0bf5

SHA1
d16faff3da48a1cb9ba031320d14154cbf73725c

SHA256
dd7788c022d8629b9f048bda347dd78528aca8ff300c2713f75b3216c075a495

SHA512
48900acdb94d150bdaa6d3f907d814136e5f69d4a5d524df76adfa18318ab1d8680dd595244e02268bf6e443a7d6d9a82f1f9f6699d04c45628444b37dcf08ef

Download Submit
memory/2576-132-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2576-133-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2576-137-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3188-138-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download