40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47

Analysis

max time kernel
90s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2022, 21:03

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General

Target

40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe
Size

1.7MB
MD5

cf99ac3ff913b21c8f7e309e7589485b
SHA1

97df8344531340b4bd416b2902cbe92660a45213
SHA256

40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47
SHA512

e6da24d61b805e344052c950fe08532cd7e9807bbc61da3978f1ab2e383a1e6cf5edd8d7742c0e1e743983f124a25022f4cd8fe9bf2bea0d4aa75d21edcef6bf
SSDEEP

24576:VLeTtjJF5HrKlXJPbQNHjEbMUajd0W0gwP3R4tn3yxgqLLk4y4ipdXBYvDaDBBZP:VLYgl2D7DGPhnxgWwD4ipbweP93wY

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe

Loads dropped DLL 2 IoCs

pid	Process
4684	regsvr32.exe
4684	regsvr32.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 4324 wrote to memory of 4684	4324	40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe	81
PID 4324 wrote to memory of 4684	4324	40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe	81
PID 4324 wrote to memory of 4684	4324	40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe	81

C:\Users\Admin\AppData\Local\Temp\40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe
"C:\Users\Admin\AppData\Local\Temp\40eba0cd59939801bacfa65093668febd00477a6202947e7b4c50c2adc8a6e47.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" VrkuI~m.4v -u -s
  2⤵
  - Loads dropped DLL
  PID:4684

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\VrkuI~m.4v

Filesize
1.7MB

MD5
6878abf780ac97e70d76d7d0d23a0c7d

SHA1
370ef69d569bf4ac7d0a77ea5414a7aeae1eb899

SHA256
c8c9fb51850044cb7e1e9e00943530d26dd177ed9f2e49b395bbcbe8cc3e205a

SHA512
0e516a356e34abdfb89423553446386d85efc2259ac3df5e12d42767979090c4152e7ec56337afaa64a5bbb6c47c7db183875295faac8350aa8b90c1fac7f3fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\VrkuI~m.4v

Filesize
1.7MB

MD5
6878abf780ac97e70d76d7d0d23a0c7d

SHA1
370ef69d569bf4ac7d0a77ea5414a7aeae1eb899

SHA256
c8c9fb51850044cb7e1e9e00943530d26dd177ed9f2e49b395bbcbe8cc3e205a

SHA512
0e516a356e34abdfb89423553446386d85efc2259ac3df5e12d42767979090c4152e7ec56337afaa64a5bbb6c47c7db183875295faac8350aa8b90c1fac7f3fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\VrkuI~m.4v

Filesize
1.7MB

MD5
6878abf780ac97e70d76d7d0d23a0c7d

SHA1
370ef69d569bf4ac7d0a77ea5414a7aeae1eb899

SHA256
c8c9fb51850044cb7e1e9e00943530d26dd177ed9f2e49b395bbcbe8cc3e205a

SHA512
0e516a356e34abdfb89423553446386d85efc2259ac3df5e12d42767979090c4152e7ec56337afaa64a5bbb6c47c7db183875295faac8350aa8b90c1fac7f3fb

Download Submit
memory/4684-136-0x0000000002950000-0x0000000002B13000-memory.dmp

Filesize
1.8MB

Download
memory/4684-137-0x0000000002E80000-0x0000000002F94000-memory.dmp

Filesize
1.1MB

Download
memory/4684-138-0x00000000030C0000-0x00000000031D4000-memory.dmp

Filesize
1.1MB

Download
memory/4684-139-0x0000000002850000-0x0000000002918000-memory.dmp

Filesize
800KB

Download
memory/4684-140-0x00000000031E0000-0x0000000003293000-memory.dmp

Filesize
716KB

Download
memory/4684-143-0x00000000030C0000-0x00000000031D4000-memory.dmp

Filesize
1.1MB

Download