20d9a0c966f68d1e90890dafd6b785dfaa984693f6cc190317d46025252cb5c2

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 02:58

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General

Target

4f661fe2b05c0dcbd275363612a0a521.exe
Size

100KB
MD5

4f661fe2b05c0dcbd275363612a0a521
SHA1

9873bde7ef85df558ea2ca3821571f38723659c2
SHA256

20d9a0c966f68d1e90890dafd6b785dfaa984693f6cc190317d46025252cb5c2
SHA512

678fd19b5f208688703c80c8bb2d9eb650ecf9b746870960dc709bf7dcab4d0e2a3825661bb8d3a8c0ec213b64f083a28a3ca50ee651ca406354a29339e1c40c
SSDEEP

1536:hWuJz3FivWgCTESNz0ksS+wfPHunFl8D1BG:Lp1ivWgCTHY8D1

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-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation	4f661fe2b05c0dcbd275363612a0a521.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4f661fe2b05c0dcbd275363612a0a521.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4f661fe2b05c0dcbd275363612a0a521.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
4656	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4656	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4804	4f661fe2b05c0dcbd275363612a0a521.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 3740	4804	4f661fe2b05c0dcbd275363612a0a521.exe	92
PID 4804 wrote to memory of 3740	4804	4f661fe2b05c0dcbd275363612a0a521.exe	92
PID 4804 wrote to memory of 3740	4804	4f661fe2b05c0dcbd275363612a0a521.exe	92
PID 3740 wrote to memory of 4656	3740	cmd.exe	94
PID 3740 wrote to memory of 4656	3740	cmd.exe	94
PID 3740 wrote to memory of 4656	3740	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\4f661fe2b05c0dcbd275363612a0a521.exe
"C:\Users\Admin\AppData\Local\Temp\4f661fe2b05c0dcbd275363612a0a521.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 4f661fe2b05c0dcbd275363612a0a521.e
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3740
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Process Discovery

T1057

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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