9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823

Analysis

max time kernel
164s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 19:40

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General

Target

9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe
Size

1.7MB
MD5

0a15e92b6919f122ad190262bce838b7
SHA1

f58e111a99199afbd8b9011c0c4324f8a4199cce
SHA256

9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823
SHA512

005ae7623848370d78e6f18f73be1d2cf488561c4e0086bed4bd41f15d939e3c3381fbd4bb321b9440621ddb3f1d00ec7b768d406773d4b1937eb347355f3247
SSDEEP

49152:zuneyh+3QyLwdanzxSiy11Ej0tmflFeXd+kazPV:zKeyhDyLftkuj0tm0+ku

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

Processes:

9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation	9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe

Loads dropped DLL 2 IoCs

Processes:

msiexec.exe

pid process

2992 msiexec.exe
2992 msiexec.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
2992	msiexec.exe
2992	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe

description	pid	process	target process
PID 2884 wrote to memory of 2992	2884	9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe	msiexec.exe
PID 2884 wrote to memory of 2992	2884	9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe	msiexec.exe
PID 2884 wrote to memory of 2992	2884	9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe	msiexec.exe

C:\Users\Admin\AppData\Local\Temp\9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe
"C:\Users\Admin\AppData\Local\Temp\9c1ac743680aa468af5eb66def451451869d0ad95f5de9e8dddce6205a8bb823.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2884

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\System32\msiexec.exe" -Y .\V_YWT.d
2⤵
- Loads dropped DLL
PID:2992

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\V_YWT.d
Filesize
2.1MB

MD5
40f11efae5438bac9dcd69526e40e6c4

SHA1
e57a842bcb8749cc632b68d88a8e46d5126feb7b

SHA256
6b640e93f12cd570bb2b8bf41d3cbf99e63762e3bc6717782ce59dc4af6ed877

SHA512
5ef3c96f1c095c8bec73f0681ec3cfc8e688ca8508c6ab9b776e03ed9580f35382ae3ef16814477e959fb21499d228b93dc0e35f0058a054e94169cfa6ca3952

Download Submit
C:\Users\Admin\AppData\Local\Temp\v_yWT.d
Filesize
2.1MB

MD5
40f11efae5438bac9dcd69526e40e6c4

SHA1
e57a842bcb8749cc632b68d88a8e46d5126feb7b

SHA256
6b640e93f12cd570bb2b8bf41d3cbf99e63762e3bc6717782ce59dc4af6ed877

SHA512
5ef3c96f1c095c8bec73f0681ec3cfc8e688ca8508c6ab9b776e03ed9580f35382ae3ef16814477e959fb21499d228b93dc0e35f0058a054e94169cfa6ca3952

Download Submit
C:\Users\Admin\AppData\Local\Temp\v_yWT.d
Filesize
2.1MB

MD5
40f11efae5438bac9dcd69526e40e6c4

SHA1
e57a842bcb8749cc632b68d88a8e46d5126feb7b

SHA256
6b640e93f12cd570bb2b8bf41d3cbf99e63762e3bc6717782ce59dc4af6ed877

SHA512
5ef3c96f1c095c8bec73f0681ec3cfc8e688ca8508c6ab9b776e03ed9580f35382ae3ef16814477e959fb21499d228b93dc0e35f0058a054e94169cfa6ca3952

Download Submit
memory/2992-132-0x0000000000000000-mapping.dmp

Download
memory/2992-136-0x0000000002840000-0x0000000002A55000-memory.dmp

Filesize
2.1MB

Download
memory/2992-137-0x0000000002D10000-0x0000000002EC3000-memory.dmp

Filesize
1.7MB

Download
memory/2992-138-0x0000000003010000-0x0000000003151000-memory.dmp

Filesize
1.3MB

Download
memory/2992-139-0x0000000002760000-0x000000000282F000-memory.dmp

Filesize
828KB

Download
memory/2992-140-0x0000000003160000-0x000000000321C000-memory.dmp

Filesize
752KB

Download
memory/2992-141-0x0000000003160000-0x000000000321C000-memory.dmp

Filesize
752KB

Download
memory/2992-143-0x0000000002D10000-0x0000000002EC3000-memory.dmp

Filesize
1.7MB

Download
memory/2992-144-0x0000000003010000-0x0000000003151000-memory.dmp

Filesize
1.3MB

Download