f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e

Analysis

max time kernel
106s
max time network
111s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2024 12:06

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General

Target

f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe
Size

416KB
MD5

1d04b3209c2c7b14c3b3b12c1fc36b00
SHA1

8cfa26cab15378ebcfd0e059cacdc541f1a997c3
SHA256

f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e
SHA512

935914dcf24c3725332ed13e237d49449d5e74a37d39b060cd190a2167794cb08981cb365fac54e27d84852450906f6ea7bdbf0938e0b946deddd7f829200435
SSDEEP

6144:ITNE3ZRrnaBVlvphVxmP+6CiejgcME1cwYfU+va+RU0:ITNYrnE3bm/CiejewY5vb

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe

Executes dropped EXE 1 IoCs

pid	Process
2256	ximo2ubzn1i.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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\c5e4gxfvd4v = "C:\\Users\\Admin\\AppData\\Roaming\\c5e4gxfvd4v\\ximo2ubzn1i.exe"	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.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	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ximo2ubzn1i.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 924 wrote to memory of 2256	924	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe	84
PID 924 wrote to memory of 2256	924	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe	84
PID 924 wrote to memory of 2256	924	f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe	84
PID 2256 wrote to memory of 1248	2256	ximo2ubzn1i.exe	85
PID 2256 wrote to memory of 1248	2256	ximo2ubzn1i.exe	85
PID 2256 wrote to memory of 1248	2256	ximo2ubzn1i.exe	85

C:\Users\Admin\AppData\Local\Temp\f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe
"C:\Users\Admin\AppData\Local\Temp\f1f506dd66bf3c5da9ea6ca58071e03d8a249b45fa52e57af52e001ac0e8483e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:924
- C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe
  "C:\Users\Admin\AppData\Roaming\c5e4gxfvd4v\ximo2ubzn1i.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2256
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
    3⤵
    PID:1248

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\c5e4gxfvd4v\ximo2ubzn1i.exe

Filesize
416KB

MD5
0b40fc317a011374465b27ae90bf5270

SHA1
693c65f71f3b4e8adeb4d54fc5b1ab2a42b272af

SHA256
6337a44ed4f00505e9bbc9014d99020dbc25a28abf4bb1cfac3b3c201c00e612

SHA512
9595c29c18ae380e7f3bbb31d2efaf39a9ea20e3dae50d1268c0724eaa051f98aaf4fe1ed1c3ce483f4ba2084174c9433b2e8cb61b6a33d0ceee8053143c0d5c

Download Submit
memory/924-6-0x0000000005700000-0x000000000573C000-memory.dmp

Filesize
240KB

Download
memory/924-2-0x0000000005920000-0x0000000005EC4000-memory.dmp

Filesize
5.6MB

Download
memory/924-3-0x0000000005370000-0x0000000005402000-memory.dmp

Filesize
584KB

Download
memory/924-4-0x0000000005350000-0x000000000535A000-memory.dmp

Filesize
40KB

Download
memory/924-5-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/924-0-0x0000000074EAE000-0x0000000074EAF000-memory.dmp

Filesize
4KB

Download
memory/924-1-0x00000000008E0000-0x000000000094E000-memory.dmp

Filesize
440KB

Download
memory/924-20-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2256-21-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2256-22-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2256-23-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download
memory/2256-25-0x0000000074EA0000-0x0000000075650000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads