2a95ce43c87b8a26be71a459eae796a572422bd99cf0b9a3580a3a68e7dbd1a2

Resubmissions

23-10-2021 15:52

211023-tbkbesdcfm 10

22-10-2021 17:40

211022-v8trsscggr 10

22-10-2021 15:55

211022-tc9ygacgan 10

22-10-2021 14:38

211022-rz1bfabgb8 10

Analysis

max time kernel
1801s
max time network
1803s
platform
windows7_x64
resource
win7-en-20210920
submitted
22-10-2021 14:38

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General

Target

Fri051e1e7444.exe
Size

403KB
MD5

b4c503088928eef0e973a269f66a0dd2
SHA1

eb7f418b03aa9f21275de0393fcbf0d03b9719d5
SHA256

2a95ce43c87b8a26be71a459eae796a572422bd99cf0b9a3580a3a68e7dbd1a2
SHA512

c6fe2e2b5fbf9348701d1721f2b7ac7589b04b0308ae152e3a7186692b14f35e55bc7eed0c94a03031837b6f2b6aa4dc8d094aefce02913f1fbc4dedea452465

Score

10^/10

evasion spyware stealer 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
Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1728	DdHUJMTQKzSXSXJvVjnwhqkL.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Control Panel\International\Geo\Nation	Fri051e1e7444.exe

Loads dropped DLL 1 IoCs

pid	Process
856	Fri051e1e7444.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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
17	ipinfo.io
16	ipinfo.io

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	856	WerFault.exe	26

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
856	Fri051e1e7444.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1680	WerFault.exe
1680	WerFault.exe
1680	WerFault.exe
1680	WerFault.exe
1680	WerFault.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe
1728	DdHUJMTQKzSXSXJvVjnwhqkL.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1680	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 856 wrote to memory of 1728	856	Fri051e1e7444.exe	30
PID 856 wrote to memory of 1728	856	Fri051e1e7444.exe	30
PID 856 wrote to memory of 1728	856	Fri051e1e7444.exe	30
PID 856 wrote to memory of 1728	856	Fri051e1e7444.exe	30
PID 856 wrote to memory of 1680	856	Fri051e1e7444.exe	31
PID 856 wrote to memory of 1680	856	Fri051e1e7444.exe	31
PID 856 wrote to memory of 1680	856	Fri051e1e7444.exe	31
PID 856 wrote to memory of 1680	856	Fri051e1e7444.exe	31

C:\Users\Admin\AppData\Local\Temp\Fri051e1e7444.exe
"C:\Users\Admin\AppData\Local\Temp\Fri051e1e7444.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:856
- C:\Users\Admin\Pictures\Adobe Films\DdHUJMTQKzSXSXJvVjnwhqkL.exe
  "C:\Users\Admin\Pictures\Adobe Films\DdHUJMTQKzSXSXJvVjnwhqkL.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:1728
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 856 -s 1420
  2⤵
  - Program crash
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:1680

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

Web Service

T1102

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

Web Service

T1102

Exfiltration

Impact

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Downloads

memory/856-54-0x0000000076201000-0x0000000076203000-memory.dmp

Filesize
8KB

Download
memory/856-55-0x0000000003EB0000-0x0000000003FFA000-memory.dmp

Filesize
1.3MB

Download
memory/1680-60-0x00000000005B0000-0x00000000005B1000-memory.dmp

Filesize
4KB

Download