87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180

Analysis

max time kernel
213s
max time network
220s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 12:39

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General

Target

87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe
Size

1.9MB
MD5

46dc33e5c322138b177fef98d5e73b21
SHA1

3c19b3678939cfd8e3f5ae0f3068f03746e3da2b
SHA256

87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180
SHA512

6218012cb7a9acb2737116ba1775d86a4c768246efa3a8ab9cefa1135bf291e11b1ebc04574e902130e6e6f80c8ba5dd7b26d57074fddcf1ebe688108f1460fb
SSDEEP

49152:F0BfJXAEh4Wvtw6ZnGsjfKtyvdlbwfXb7dMs:F0BfKEh4WW65hjysvQXdR

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe

Loads dropped DLL 1 IoCs

pid	Process
4236	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 5076 wrote to memory of 4236	5076	87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe	79
PID 5076 wrote to memory of 4236	5076	87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe	79
PID 5076 wrote to memory of 4236	5076	87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe	79

C:\Users\Admin\AppData\Local\Temp\87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe
"C:\Users\Admin\AppData\Local\Temp\87409c1265a10e541f1a06d3748567f3422c822440b47c185843b33c08a14180.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" -U /s .\I0OkU.i
  2⤵
  - Loads dropped DLL
  PID:4236

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\I0OkU.i

Filesize
2.0MB

MD5
d8ca1d9e20f3dda1ecacea9d4b1a628d

SHA1
2a856b642a253c526df454ccb9310546737d7678

SHA256
0f80ba0da9a7745f64df77567adedcbcb5cf6e866a5eac00a6502f3d17af6a8a

SHA512
9b64eae4110f3e494be25c486e731afb8d928510fdf2e64239d8968296902b0797e277b31d4dc92e8d70ce71de12ed9b84ca342833a1560d6868320477669278

Download Submit
C:\Users\Admin\AppData\Local\Temp\I0OkU.i

Filesize
2.0MB

MD5
d8ca1d9e20f3dda1ecacea9d4b1a628d

SHA1
2a856b642a253c526df454ccb9310546737d7678

SHA256
0f80ba0da9a7745f64df77567adedcbcb5cf6e866a5eac00a6502f3d17af6a8a

SHA512
9b64eae4110f3e494be25c486e731afb8d928510fdf2e64239d8968296902b0797e277b31d4dc92e8d70ce71de12ed9b84ca342833a1560d6868320477669278

Download Submit
memory/4236-135-0x0000000002ED0000-0x0000000003035000-memory.dmp

Filesize
1.4MB

Download
memory/4236-136-0x0000000003150000-0x0000000003257000-memory.dmp

Filesize
1.0MB

Download
memory/4236-137-0x0000000003270000-0x000000000333C000-memory.dmp

Filesize
816KB

Download
memory/4236-139-0x0000000003350000-0x0000000003407000-memory.dmp

Filesize
732KB

Download
memory/4236-138-0x0000000003350000-0x0000000003407000-memory.dmp

Filesize
732KB

Download
memory/4236-141-0x0000000003150000-0x0000000003257000-memory.dmp

Filesize
1.0MB

Download