4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd

Analysis

max time kernel
90s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 20:20

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General

Target

4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe
Size

84KB
MD5

7b0f307044e2160608116997d87989f0
SHA1

f0ce454da7f39a19ef645a7850b8b72895760167
SHA256

4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd
SHA512

c8c190cd090a3885af4619f905c1132fb070c9b27507fd79353083d2f351a44bcb0aba6aa3ca6345240c65e204c578fad1e08d1a3490d78f0857b6ced0f7fc57
SSDEEP

768:+zorwr+UcxsC6MGQT2B4z8ZFB8KN8xTi/woFn8jD1Mq2jPQoaFQ:+Uwr+Ucxh6g2az8Zr8M8xiFF8j+NPQa

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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.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	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe

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

System Information Discovery
T1082

Enumerates processes with tasklist 1 TTPs 1 IoCs

Process Discovery

T1057

pid	Process
1584	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1584	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2368	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 2892	2368	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe	84
PID 2368 wrote to memory of 2892	2368	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe	84
PID 2368 wrote to memory of 2892	2368	4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe	84
PID 2892 wrote to memory of 1584	2892	cmd.exe	86
PID 2892 wrote to memory of 1584	2892	cmd.exe	86
PID 2892 wrote to memory of 1584	2892	cmd.exe	86

C:\Users\Admin\AppData\Local\Temp\4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe
"C:\Users\Admin\AppData\Local\Temp\4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 4534350edf8552965995d880e11d5b1b4dc467daef7138b04b93e19e46e667bd.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1584

Network

MITRE ATT&CK Enterprise v6

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 v6

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