f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bdd

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/10/2024, 07:59

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General

Target

f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe
Size

27KB
MD5

8525d6b95c3ced51b1b55bcc68d28640
SHA1

d181a3890e1ae0210670ee32b34d9da43b77fe4a
SHA256

f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bdd
SHA512

c27429b864b14216b473a21c4c1a3ea48844d87cbda5e4e7d4cc32cb58ed5048264519a757f8c5693cbb66deba61fa997333d768f1087ea06f427cea75533bc9
SSDEEP

384:Xz8qWI9TtGINz8PUAZL5G2WdLxSiPujRS9XQTXBupLv8:XYqTTIINYPJZLOdLxxWjRSdQTXBu1k

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	ffengh.exe

Executes dropped EXE 1 IoCs

pid	Process
3188	ffengh.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	f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ffengh.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 3188	2880	f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe	82
PID 2880 wrote to memory of 3188	2880	f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe	82
PID 2880 wrote to memory of 3188	2880	f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe	82

C:\Users\Admin\AppData\Local\Temp\f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe
"C:\Users\Admin\AppData\Local\Temp\f31de201779b17b6fd74152d69dc59fc7d0b784b576c70b52d2dd58ac39e7bddN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\ffengh.exe
  "C:\Users\Admin\AppData\Local\Temp\ffengh.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3188

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

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\Local\Temp\ffengh.exe

Filesize
28KB

MD5
6c7eb9b8481acc214b36941d5d666975

SHA1
8b40d878ea9e1b1c4282131ea2e0b3dcd22f50ca

SHA256
e0233176325348c66ccf98977d3f18b36db7518d71cc5e64e6e00a6e694a9db2

SHA512
67b646bf8a3ac6b9d35442a594b79a26b51b63cdb335e70da9b2a27cdd58c037b7e32ec8952e518b40ba4e7f79c4ce1bc8ebf794ea32242497ba4ffd58f9b4d9

Download Submit
memory/2880-0-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download
memory/2880-9-0x0000000000400000-0x0000000000407000-memory.dmp

Filesize
28KB

Download