7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610

Analysis

max time kernel
150s
max time network
170s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:29

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General

Target

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe
Size

84KB
MD5

53777ced2ba1455ea1f9f307997456a0
SHA1

ab987edad8b08b0971b3569b9be6ff8d1a22ea22
SHA256

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610
SHA512

8ae3a4a194bd71a2bf6fa903c6825e22833e518744d46e25bc1b3cbd599b12216a6047820a6eef9eee9de3c92a500f29a3beeca2461d65e913425f1472d5e6ea
SSDEEP

1536:mewr+Ucxh6cbsR8ZW8XScmFroZUdjINPQuoL:33xj/lmtdsJfC

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

Processes:

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.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

Processes:

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.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

Processes:

tasklist.exe

pid process

2952 tasklist.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tasklist.exe

description pid process

Token: SeDebugPrivilege 2952 tasklist.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe

pid process

2056 7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe

pid	process
2952	tasklist.exe

description	pid	process
Token: SeDebugPrivilege	2952	tasklist.exe

pid	process
2056	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.execmd.exe

description	pid	process	target process
PID 2056 wrote to memory of 4824	2056	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe	cmd.exe
PID 2056 wrote to memory of 4824	2056	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe	cmd.exe
PID 2056 wrote to memory of 4824	2056	7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe	cmd.exe
PID 4824 wrote to memory of 2952	4824	cmd.exe	tasklist.exe
PID 4824 wrote to memory of 2952	4824	cmd.exe	tasklist.exe
PID 4824 wrote to memory of 2952	4824	cmd.exe	tasklist.exe

C:\Users\Admin\AppData\Local\Temp\7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe
"C:\Users\Admin\AppData\Local\Temp\7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c tasklist&&del 7fe4759730372677f9e0f1915b8d128412c09c0b819af647ada93e00c4431610.exe
2⤵
- Suspicious use of WriteProcessMemory
PID:4824

C:\Windows\SysWOW64\tasklist.exe
tasklist
3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:2952

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

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Downloads

memory/2952-135-0x0000000000000000-mapping.dmp

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memory/4824-134-0x0000000000000000-mapping.dmp

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