670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834

Analysis

max time kernel
143s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2023, 08:14

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General

Target

670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe
Size

1.8MB
MD5

feebefebc79a5a7ff1973aa57e44bd5b
SHA1

a6ee1c37ed32eef4905e0dc4e59fdfe6b6c2c77b
SHA256

670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834
SHA512

d8cdc61dba5d62e3d48f4458b6c516e78039850938bf8977c627834ad12724fdaff4f59e2b9ebe20b6c1d98f425ae55573d096f0ac477197a402c5f346bfd251
SSDEEP

49152:OCWhF7BfJXAEsrv99tWZdBCHBe/qgr9MVzrtfYe:OCWhF7BfKEs19tWZdBWDgpMVz5fv

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe

Loads dropped DLL 2 IoCs

pid	Process
3968	msiexec.exe
3968	msiexec.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 1896 wrote to memory of 3968	1896	670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe	82
PID 1896 wrote to memory of 3968	1896	670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe	82
PID 1896 wrote to memory of 3968	1896	670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe	82

C:\Users\Admin\AppData\Local\Temp\670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe
"C:\Users\Admin\AppData\Local\Temp\670536c0cfabea3e1202a8345c3fc5c7890104c9b7bd61365d592cd6380aa834.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1896
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\System32\msiexec.exe" -y .\C2VHVi~B.0~Z
  2⤵
  - Loads dropped DLL
  PID:3968

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\C2VHVi~B.0~Z

Filesize
1.2MB

MD5
67d731e2db5112f48739f2583dedef15

SHA1
34e3a6b09ce4fe2b02abad3e0a08527990a99cd8

SHA256
794cf183ee5cda788a57399eaa50a4e6f50403742350e92a9f591132decb03ac

SHA512
b4eba2b72c476619bde964a160d9b09703b86a5beaba6eae182d8d259dcd755ceb4730020489562171ccae95abb3d2418677050d50410e90291d843bb56ed41a

Download Submit
C:\Users\Admin\AppData\Local\Temp\C2VhVi~B.0~Z

Filesize
1.2MB

MD5
67d731e2db5112f48739f2583dedef15

SHA1
34e3a6b09ce4fe2b02abad3e0a08527990a99cd8

SHA256
794cf183ee5cda788a57399eaa50a4e6f50403742350e92a9f591132decb03ac

SHA512
b4eba2b72c476619bde964a160d9b09703b86a5beaba6eae182d8d259dcd755ceb4730020489562171ccae95abb3d2418677050d50410e90291d843bb56ed41a

Download Submit
C:\Users\Admin\AppData\Local\Temp\C2VhVi~B.0~Z

Filesize
1.2MB

MD5
67d731e2db5112f48739f2583dedef15

SHA1
34e3a6b09ce4fe2b02abad3e0a08527990a99cd8

SHA256
794cf183ee5cda788a57399eaa50a4e6f50403742350e92a9f591132decb03ac

SHA512
b4eba2b72c476619bde964a160d9b09703b86a5beaba6eae182d8d259dcd755ceb4730020489562171ccae95abb3d2418677050d50410e90291d843bb56ed41a

Download Submit
memory/3968-138-0x0000000002700000-0x000000000283C000-memory.dmp

Filesize
1.2MB

Download
memory/3968-139-0x0000000002700000-0x000000000283C000-memory.dmp

Filesize
1.2MB

Download
memory/3968-141-0x00000000009F0000-0x00000000009F6000-memory.dmp

Filesize
24KB

Download
memory/3968-142-0x0000000002AA0000-0x0000000002B8F000-memory.dmp

Filesize
956KB

Download
memory/3968-143-0x0000000002B90000-0x0000000002C67000-memory.dmp

Filesize
860KB

Download
memory/3968-144-0x0000000002B90000-0x0000000002C67000-memory.dmp

Filesize
860KB

Download
memory/3968-146-0x0000000002B90000-0x0000000002C67000-memory.dmp

Filesize
860KB

Download
memory/3968-147-0x0000000002B90000-0x0000000002C67000-memory.dmp

Filesize
860KB

Download