6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9

Analysis

max time kernel
151s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 16:21

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General

Target

6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe
Size

3.5MB
MD5

d8f9d3f925001056a0d1c151e9a23ac0
SHA1

271dd4baa0b25d1d36bd80c2bf601c429f295caa
SHA256

6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9
SHA512

32240c9a69901a1094afbc9355ca54033040bf1de8048b7e92224e62c6638a968be227d9699b0c4e768d397dded58d217f4238eb0498c1b0839a516f2d9e5755
SSDEEP

24576:4y+CmUz4jOMc0cJO4xNV2WeK+BjHJcm8v6jjfNRjoRg822W7fX4746byFenXYvnh:4x38O29CBjHoRknFenXuImtJhDB/

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2516	srvchost.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Tor = "C:\\Users\\Admin\\AppData\\Roaming\\Tor\\Tor.exe"	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
16	icanhazip.com

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3064	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe
2516	srvchost.exe
2516	srvchost.exe
2516	srvchost.exe
2516	srvchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3064	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2516	3064	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe	81
PID 3064 wrote to memory of 2516	3064	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe	81
PID 3064 wrote to memory of 2516	3064	6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe	81

C:\Users\Admin\AppData\Local\Temp\6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe
"C:\Users\Admin\AppData\Local\Temp\6db61a3d1e6f7179a2dbf2a76f88b1c20b0c1f1cbc7432a6705f57413b3f03c9.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Users\Admin\AppData\Roaming\Tor\srvchost.exe
  "C:\Users\Admin\AppData\Roaming\Tor\srvchost.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:2516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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\Roaming\Tor\srvchost.exe

Filesize
3.4MB

MD5
0411910dc4d4db20011b0e07c1d19808

SHA1
63f85f0476accac10377f7ac8a84bc8dfc91993f

SHA256
5b43beaede0938d63868aaaf32a3511e910c1f85898405fcb234f28f6eca4bf3

SHA512
5f9acaec1f90c6f94cc592ccb7b0b3185777f0e8ed2fd255486de66e053bd11e80fa58c35b2dbcb8a8f9a66ea33266ff842ba466c2426783678fa7a1efc2988e

Download Submit
C:\Users\Admin\AppData\Roaming\Tor\srvchost.exe

Filesize
3.4MB

MD5
0411910dc4d4db20011b0e07c1d19808

SHA1
63f85f0476accac10377f7ac8a84bc8dfc91993f

SHA256
5b43beaede0938d63868aaaf32a3511e910c1f85898405fcb234f28f6eca4bf3

SHA512
5f9acaec1f90c6f94cc592ccb7b0b3185777f0e8ed2fd255486de66e053bd11e80fa58c35b2dbcb8a8f9a66ea33266ff842ba466c2426783678fa7a1efc2988e

Download Submit
memory/3064-132-0x00007FF99B120000-0x00007FF99BB56000-memory.dmp

Filesize
10.2MB

Download