37ef67dcd8e2d2af5f6109260315f5b8204754898ad59d60a71a5e4248393b51

Analysis

max time kernel
107s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 22:50

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General

Target

d41eeb009f757b3a37de359171e532a0N.exe
Size

25KB
MD5

d41eeb009f757b3a37de359171e532a0
SHA1

927d7b7d4dff27ad7d9074fca886cc900523e39b
SHA256

37ef67dcd8e2d2af5f6109260315f5b8204754898ad59d60a71a5e4248393b51
SHA512

8b9321acb4d61dcbbc379b171bf8fe34165376e8f71692c250432f0af3e8dba7d24ae44e5e8c33cea6a0e5835cab2d175f0ca30793c9eb4f73d4274f764681b1
SSDEEP

384:3gWDe2gH+SUlJ/gVMZh0bl4l+WX5n65+h7iQroC9CE5WMGu:Q8eRH+9lFh0ul16sh7iQroCH4Mn

Score

7^/10

discovery

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	d41eeb009f757b3a37de359171e532a0N.exe

Executes dropped EXE 1 IoCs

pid	Process
4124	bkgrnd.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	d41eeb009f757b3a37de359171e532a0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bkgrnd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 4124	1628	d41eeb009f757b3a37de359171e532a0N.exe	85
PID 1628 wrote to memory of 4124	1628	d41eeb009f757b3a37de359171e532a0N.exe	85
PID 1628 wrote to memory of 4124	1628	d41eeb009f757b3a37de359171e532a0N.exe	85

C:\Users\Admin\AppData\Local\Temp\d41eeb009f757b3a37de359171e532a0N.exe
"C:\Users\Admin\AppData\Local\Temp\d41eeb009f757b3a37de359171e532a0N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1628
- C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe
  "C:\Users\Admin\AppData\Local\Temp\bkgrnd.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4124

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\bkgrnd.exe

Filesize
25KB

MD5
e505a076c1452917e025a64dff77e089

SHA1
1c0c4186118acc27241e2867522d781a18866468

SHA256
fe8d361c074c132ab1da543cf65386c048f748a358e98a055823674ed80881cc

SHA512
1ce46c974c8c7394651e4089f78b65a78b543655e68aeeacba6bc187d72af7fccea97a7efc63c2dabfea6c738a4a8254461c5a3511ae169cce8ea576c4bcee61

Download Submit
memory/1628-0-0x0000000004000000-0x0000000004006000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x0000000004000000-0x0000000004006000-memory.dmp

Filesize
24KB

Download