3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069

Analysis

max time kernel
150s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/12/2022, 22:22

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General

Target

3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe
Size

88KB
MD5

1aa47e32f7d8ebfa1b6eb620243659a0
SHA1

d8711c7738aef233f300e982814e9694ae4d83f7
SHA256

3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069
SHA512

9c5f208c582c00a346d8d4a3e64a21db19a84a8b0fff364ee980d0a8d13635bec17c9054a83e5691b414de959bf83c433cba8855be19533c2bd47c8ef6e3cc0f
SSDEEP

1536:dawyQ/8HqveEc39FElorg8/iwHdk6SzuAatLfts4V0dVnjy+OnnUEu+coucbu:qEA9oorg8/bHdk6SzuAatLfts4KVnjyf

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.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	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.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
1120	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1120	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3836	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 2084	3836	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe	79
PID 3836 wrote to memory of 2084	3836	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe	79
PID 3836 wrote to memory of 2084	3836	3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe	79
PID 2084 wrote to memory of 1120	2084	cmd.exe	81
PID 2084 wrote to memory of 1120	2084	cmd.exe	81
PID 2084 wrote to memory of 1120	2084	cmd.exe	81

C:\Users\Admin\AppData\Local\Temp\3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe
"C:\Users\Admin\AppData\Local\Temp\3eb6e4b6c6b240e84263d5960761c60a2bf29d3ee565932405c5e53e8b426069.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3836
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 3eb6e4b6c6b240e84263d5960761c60a2b
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2084
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1120

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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