f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2022, 14:54

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General

Target

f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe
Size

88KB
MD5

109e4e670db6033ab604d221bb270370
SHA1

408f260215bf1ee5e39ff5fe732e0c5b28c2a0e9
SHA256

f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4
SHA512

de2aff5a359419bb04bb70f6a90e491dce62ae2f91af401b48670a6115931885c82fb8af7068a25db376d4b60fa4635757ae0036b978f8e1ce9b1fcb153ab8c4
SSDEEP

1536:pawyQ/ACrvt9PElorg8/iwHdk6SzuAatLfts4V0dVnjy+OnnUEu+cXgcbu:xt9Worg8/bHdk6SzuAatLfts4KVnjy+1

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-1-5-21-4060001867-1434967833-2212371794-1000\Control Panel\International\Geo\Nation	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.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	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.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
3472	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3472	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3300	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3300 wrote to memory of 3720	3300	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe	83
PID 3300 wrote to memory of 3720	3300	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe	83
PID 3300 wrote to memory of 3720	3300	f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe	83
PID 3720 wrote to memory of 3472	3720	cmd.exe	85
PID 3720 wrote to memory of 3472	3720	cmd.exe	85
PID 3720 wrote to memory of 3472	3720	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe
"C:\Users\Admin\AppData\Local\Temp\f7b197b1d1bc3e9ab5dbf72342b6a54908e2786015bc1341f74c89f2c4faebc4.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3300
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del f7b197b1d1bc3e9ab5dbf72342b6a54908
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3720
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:3472

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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