1dfcb8c642765fef770f5119763f81438a28ade367520184581d0b71a7c3e525

Analysis

max time kernel
138s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 04:58

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General

Target

0f4b679d7cb344ac303b2b394a2fda68.exe
Size

723KB
MD5

0f4b679d7cb344ac303b2b394a2fda68
SHA1

f86efc64c21a2a8ee6156f43b12b1cdf39cedbdc
SHA256

1dfcb8c642765fef770f5119763f81438a28ade367520184581d0b71a7c3e525
SHA512

32df9e4c4e1da79c4bc645455faa5676aecd8e3a8ec507d9c4a787e83d9e62e08e5b11e12d4cdafa34672fa9f0a30ad3c6ef844cf9fb60b623c3a3590b7701a6
SSDEEP

12288:tBpQUlDhQ7QfER7QtCDBV5E5GGptWQHII9Hp:PnDhoQfk7QtKBVcII9Hp

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-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation	0f4b679d7cb344ac303b2b394a2fda68.exe

Executes dropped EXE 1 IoCs

pid	Process
4812	rbulecyzmfe.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 2040 wrote to memory of 4812	2040	0f4b679d7cb344ac303b2b394a2fda68.exe	94
PID 2040 wrote to memory of 4812	2040	0f4b679d7cb344ac303b2b394a2fda68.exe	94
PID 2040 wrote to memory of 4812	2040	0f4b679d7cb344ac303b2b394a2fda68.exe	94

C:\Users\Admin\AppData\Local\Temp\0f4b679d7cb344ac303b2b394a2fda68.exe
"C:\Users\Admin\AppData\Local\Temp\0f4b679d7cb344ac303b2b394a2fda68.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\rbulecyzmfe.exe
  "C:\Users\Admin\AppData\Local\Temp\rbulecyzmfe.exe" qxkuzwbxm
  2⤵
  - Executes dropped EXE
  PID:4812

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\rbulecyzmfe.exe

Filesize
723KB

MD5
0f4b679d7cb344ac303b2b394a2fda68

SHA1
f86efc64c21a2a8ee6156f43b12b1cdf39cedbdc

SHA256
1dfcb8c642765fef770f5119763f81438a28ade367520184581d0b71a7c3e525

SHA512
32df9e4c4e1da79c4bc645455faa5676aecd8e3a8ec507d9c4a787e83d9e62e08e5b11e12d4cdafa34672fa9f0a30ad3c6ef844cf9fb60b623c3a3590b7701a6

Download Submit
memory/2040-1-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/2040-11-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download
memory/4812-12-0x0000000000400000-0x00000000004C7000-memory.dmp

Filesize
796KB

Download