1cd649ea4273fd977b6a350bfe8f3b62f1d0aee1408b9966aa3d6ad39ba5af6a

Target

Setup (23).exe
Size

631KB
MD5

cb927513ff8ebff4dd52a47f7e42f934
SHA1

0de47c02a8adc4940a6c18621b4e4a619641d029
SHA256

fd5c970806fba1500cbb6af5328329aeb43b8de3f02d90ec5d8cd1d57711622f
SHA512

988c8fd886a9155b7d190faf2ce6b34d910efcffcf1c6251f18a9d0c804a0ea26a89679273033ac98b200363c536426efd1ae9de445c34e660369abb06f0071c

Score

10^/10

evasion trojan

Malware Config

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs
evasion trojan

Modify Registry
T1112

Modify Existing Service
T1031

Disabling Security Tools
T1089
Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs

Processes:

WerFault.exe

description pid process target process

PID 3252 created 1456 3252 WerFault.exe Setup (23).exe
Downloads MZ/PE file

description	pid	process	target process
PID 3252 created 1456	3252	WerFault.exe	Setup (23).exe

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

Processes:

Setup (23).exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Control Panel\International\Geo\Nation	Setup (23).exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

32 ipinfo.io
31 ipinfo.io
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1948 1456 WerFault.exe Setup (23).exe
3252 1456 WerFault.exe Setup (23).exe

flow	ioc
32	ipinfo.io
31	ipinfo.io

pid	pid_target	process	target process
1948	1456	WerFault.exe	Setup (23).exe
3252	1456	WerFault.exe	Setup (23).exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

Setup (23).exeWerFault.exe

pid	process
1456	Setup (23).exe
1456	Setup (23).exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe
1948	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 1948 WerFault.exe
Token: SeBackupPrivilege 1948 WerFault.exe
Token: SeDebugPrivilege 1948 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	1948	WerFault.exe
Token: SeBackupPrivilege	1948	WerFault.exe
Token: SeDebugPrivilege	1948	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\Setup (23).exe
"C:\Users\Admin\AppData\Local\Temp\Setup (23).exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
PID:1456
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 1704
  2⤵
  - Program crash
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1948
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 2088
  2⤵
  - Suspicious use of NtCreateProcessExOtherParentProcess
  - Program crash
  PID:3252

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1456-114-0x0000000003EF0000-0x000000000402F000-memory.dmp

Filesize
1.2MB

Download