01ffe9d6f323a1dafd7dbe75338596cb03cdbe970cdc964543ae03006c1ece85

Analysis

max time kernel
138s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 19:06

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General

Target

1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe
Size

281KB
MD5

14abc67d890548ae22c3b0e023174914
SHA1

47d2ae785d46125c9a55ee4a73075828a9e6c84c
SHA256

1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59
SHA512

1b80df3e751530d8cf193b968ee56abcef2bfa8f22b57e8a530db299d849f3475b7b64415444ee2ef1ef48a08aa4c1882ef108b5dbed007c071c5146ef5f4105
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66faJ:boSeGUA5YZazpXUmZhZ6iJ

Score

7^/10

discovery persistence

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-1-5-21-308834014-1004923324-1191300197-1000\Control Panel\International\Geo\Nation	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe

Executes dropped EXE 1 IoCs

pid	Process
4712	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-308834014-1004923324-1191300197-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 4712	2436	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe	96
PID 2436 wrote to memory of 4712	2436	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe	96
PID 2436 wrote to memory of 4712	2436	1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe	96
PID 4712 wrote to memory of 5988	4712	a1punf5t2of.exe	97
PID 4712 wrote to memory of 5988	4712	a1punf5t2of.exe	97
PID 4712 wrote to memory of 5988	4712	a1punf5t2of.exe	97

C:\Users\Admin\AppData\Local\Temp\1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe
"C:\Users\Admin\AppData\Local\Temp\1fb433aec18f49dd4aaed65148cb184e0b7051e23b89fdd7475e4258d013dc59.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
  "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4712
- - C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
    "C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
    3⤵
    PID:5988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Filesize
281KB

MD5
6bbae603b37dcfab79a98392dd8aab2e

SHA1
f5c150675c4ee309a288fd498fe8f558167abf8b

SHA256
c19a16b25194be0a7e6c64c5aee678696a576258424d6668f005e4756c4855e8

SHA512
f17c231d1903af081fa4ca3e952c2fd23dc6e8ef01855378377bf1595caa22d1de00680a27b8045b7c58377f2f85365ce2d92804b2db051bab757c4f1d0d471f

Download Submit
memory/2436-4-0x00000000753B2000-0x00000000753B3000-memory.dmp

Filesize
4KB

Download
memory/2436-1-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-3-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-0-0x00000000753B2000-0x00000000753B3000-memory.dmp

Filesize
4KB

Download
memory/2436-5-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-6-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-2-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-7-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/2436-21-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-22-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-23-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-24-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-25-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-26-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-27-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download
memory/4712-29-0x00000000753B0000-0x0000000075961000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads