98ce626a64e0aafb5c84a64dd2d0fd533b3394d0e99a90f2f76adc0663964327

Analysis

max time kernel
180s
max time network
186s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 03:21

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General

Target

2634c57f223b1fdcd290d2a16114d134.exe
Size

156KB
MD5

2634c57f223b1fdcd290d2a16114d134
SHA1

5507a326c43b0fa569c434b235531eaedc82ee6e
SHA256

98ce626a64e0aafb5c84a64dd2d0fd533b3394d0e99a90f2f76adc0663964327
SHA512

8b7558cf9b10118c44926bbd5710264bd486626fbd9f501fc60ab9615c60339c3eb80f9fa0682d41531674f2c261a4dad1a9aecd037e6057e154af0362f58c57
SSDEEP

3072:W1BCyr5arv4ClydVIZ+QpbjyWJn6wDO1j5Yfa:W1BCVydwp3Sp5Yfa

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-1-5-21-2398549320-3657759451-817663969-1000\Control Panel\International\Geo\Nation	2634c57f223b1fdcd290d2a16114d134.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2856 set thread context of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 3896 set thread context of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\WINDOWS\d1.exe	2634c57f223b1fdcd290d2a16114d134.exe
File created	C:\WINDOWS\d0.exe	2634c57f223b1fdcd290d2a16114d134.exe
File created	C:\WINDOWS\d2.exe	2634c57f223b1fdcd290d2a16114d134.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2856	2634c57f223b1fdcd290d2a16114d134.exe
3896	2634c57f223b1fdcd290d2a16114d134.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 2856 wrote to memory of 3896	2856	2634c57f223b1fdcd290d2a16114d134.exe	93
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94
PID 3896 wrote to memory of 4980	3896	2634c57f223b1fdcd290d2a16114d134.exe	94

C:\Users\Admin\AppData\Local\Temp\2634c57f223b1fdcd290d2a16114d134.exe
"C:\Users\Admin\AppData\Local\Temp\2634c57f223b1fdcd290d2a16114d134.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Users\Admin\AppData\Local\Temp\2634c57f223b1fdcd290d2a16114d134.exe
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3896
- - C:\Users\Admin\AppData\Local\Temp\2634c57f223b1fdcd290d2a16114d134.exe
    3⤵
    - Checks computer location settings
    - Drops file in Windows directory
    PID:4980

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

memory/2856-0-0x0000000000400000-0x0000000000409001-memory.dmp

Filesize
36KB

Download
memory/2856-6-0x0000000000400000-0x0000000000409001-memory.dmp

Filesize
36KB

Download
memory/3896-3-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3896-5-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/3896-11-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/4980-9-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4980-10-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4980-13-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4980-14-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4980-16-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/4980-25-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download