fa8f0c50ab3d1ed1aa504d2d281b4805d4e26a440446e791f49eea40000c4a34

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 05:59

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General

Target

09e37a23dd5f0c538e21b93d88c91d58.exe
Size

17KB
MD5

09e37a23dd5f0c538e21b93d88c91d58
SHA1

6f26b5fc312b5cbeb801902345193fa173bac146
SHA256

fa8f0c50ab3d1ed1aa504d2d281b4805d4e26a440446e791f49eea40000c4a34
SHA512

691dd7a77094d12e36fc303e2de9ac779bcb833ce0ac64427fcf82764b0501c8a35b9b96e8be3846612a0d80fbdf9907cb78b871a638acf8874e3970229b54fa
SSDEEP

192:u+ofuFL1iFkHGPy2gXxmavWHKpYKR0UtH2anpMBoYht4f91B:u+UuN1kg7x9WHkYK5t24ptt7B

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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	09e37a23dd5f0c538e21b93d88c91d58.exe

Executes dropped EXE 1 IoCs

pid	Process
4636	pdfupdate.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 216 wrote to memory of 4636	216	09e37a23dd5f0c538e21b93d88c91d58.exe	88
PID 216 wrote to memory of 4636	216	09e37a23dd5f0c538e21b93d88c91d58.exe	88
PID 216 wrote to memory of 4636	216	09e37a23dd5f0c538e21b93d88c91d58.exe	88

C:\Users\Admin\AppData\Local\Temp\09e37a23dd5f0c538e21b93d88c91d58.exe
"C:\Users\Admin\AppData\Local\Temp\09e37a23dd5f0c538e21b93d88c91d58.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:216
- C:\Users\Admin\AppData\Local\Temp\pdfupdate.exe
  "C:\Users\Admin\AppData\Local\Temp\pdfupdate.exe"
  2⤵
  - Executes dropped EXE
  PID:4636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\pdfupdate.exe

Filesize
17KB

MD5
c64cf326312d8cb69c8ef071381f998d

SHA1
2629d1a3bae6707d319721e7c6bc2701b2fca999

SHA256
44a709a4f3079b828fc2a76f175240827e3e2efb6f9a91902f957db16e74ecc8

SHA512
157beaa8ecf8fba0cdead0b890cd85cc727ecb1167e235da28a93236fa05d20f6de58fa85829d5cdfeea92f18b44283613ad607dfd6f9e0278c68da4902dd7b8

Download Submit
memory/216-0-0x0000000000C40000-0x0000000000C48000-memory.dmp

Filesize
32KB

Download
memory/4636-9-0x0000000000C20000-0x0000000000C28000-memory.dmp

Filesize
32KB

Download