4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44

Analysis

max time kernel
162s
max time network
177s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
04/12/2022, 07:01

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General

Target

4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe
Size

710KB
MD5

0f212a272a313957a080c449995dc960
SHA1

2a13df9a1a586a2d36ff74d18b27d447840246c9
SHA256

4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44
SHA512

89c57c8e0d08e5a77420a9023903715b9b03a53e7647d83ebc433b4777a3d87615635a3b16adbf75474ae43d4f28b11ab6bdfbc0d1da5d09c6f3149a79e01044
SSDEEP

12288:SbWcplXfgFKD7Jv35g3X3qjOGAvdwiu/tI58RulwWKxs63wIu/kIu/e9:SbtplvhD7Jv35gXKOGAPWWKxs63M

Score

7^/10

spyware stealer

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-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4880	1500	WerFault.exe	83
1504	1500	WerFault.exe	83

Kills process with taskkill 3 IoCs

evasion

pid	Process
4432	taskkill.exe
996	taskkill.exe
1544	taskkill.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	996	taskkill.exe
Token: SeDebugPrivilege	1544	taskkill.exe
Token: SeDebugPrivilege	4432	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 4432	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	84
PID 1500 wrote to memory of 4432	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	84
PID 1500 wrote to memory of 4432	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	84
PID 1500 wrote to memory of 996	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	86
PID 1500 wrote to memory of 996	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	86
PID 1500 wrote to memory of 996	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	86
PID 1500 wrote to memory of 1544	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	88
PID 1500 wrote to memory of 1544	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	88
PID 1500 wrote to memory of 1544	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	88
PID 1500 wrote to memory of 4880	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	92
PID 1500 wrote to memory of 4880	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	92
PID 1500 wrote to memory of 4880	1500	4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe	92

C:\Users\Admin\AppData\Local\Temp\4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe
"C:\Users\Admin\AppData\Local\Temp\4f746fc49e5592be637f24a0bfd75eef9d95a86aef2bfe40e71c881c29c14b44.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Windows\SysWOW64\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /F /IM chrome.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:4432
- C:\Windows\SysWOW64\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /F /IM browser.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:996
- C:\Windows\SysWOW64\taskkill.exe
  "C:\Windows\System32\taskkill.exe" /F /IM nichrome.exe
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1544
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 1372
  2⤵
  - Program crash
  PID:4880
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 1372
  2⤵
  - Program crash
  PID:1504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1500 -ip 1500
1⤵
PID:3756

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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