b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec

Analysis

max time kernel
112s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03/12/2022, 19:13

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General

Target

b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
Size

43KB
MD5

34d0aae92346ab6ee0f202930e7f1b30
SHA1

d3106ed2278669afbef3975c8eabee816d7e499c
SHA256

b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec
SHA512

5a8addd643de84aab572731a0535f6b58981681d8f93994679f47be37537966b17c3aa26379459e02534f8c953b1b34c5dc83e838eb4f4fe024f54760f2338f7
SSDEEP

384:joc7Bmpxk7qKZwr1D+um22Nw/tXRmmEtrNxvb53y2DCuLfgMBK2VuJYgHMOC8QEb:joE7Do1jDaw/q3Nm2VsMc1MOD

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	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.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	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.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
2780	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4956	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4956 wrote to memory of 2724	4956	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe	80
PID 4956 wrote to memory of 2724	4956	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe	80
PID 4956 wrote to memory of 2724	4956	b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe	80
PID 2724 wrote to memory of 2780	2724	cmd.exe	82
PID 2724 wrote to memory of 2780	2724	cmd.exe	82
PID 2724 wrote to memory of 2780	2724	cmd.exe	82

C:\Users\Admin\AppData\Local\Temp\b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
"C:\Users\Admin\AppData\Local\Temp\b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4956
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del b96c138fb1ccdcf7abc5b39a79b39e25eecbd0be161b7483231bb1cc03a5f4ec.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:2780

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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