979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49

Analysis

max time kernel
93s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 10:07

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General

Target

979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe
Size

112KB
MD5

963e78dad971c8ff3a45350d6006e909
SHA1

ebc7e9a59469b7de622e472e376636ed05315a79
SHA256

979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49
SHA512

cc2c01d16322e3206a5a07f2be59165aa98ecc6dd500c091eff4eeee14e8e9a40edb3a8645aa471cff11778b4015d79fc315e6d0d08f8c7e1fea1fc449da6e5f
SSDEEP

1536:E9wrx0UPQFkQZl2LSkS+yiPmuHS/UWrUuOOJE5fiExEENYaIT8VAyJ:E9wdQmQPgjTHScWrUmJElxEECEA

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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.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	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.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
4568	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4568	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2072	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 4916	2072	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe	81
PID 2072 wrote to memory of 4916	2072	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe	81
PID 2072 wrote to memory of 4916	2072	979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe	81
PID 4916 wrote to memory of 4568	4916	cmd.exe	83
PID 4916 wrote to memory of 4568	4916	cmd.exe	83
PID 4916 wrote to memory of 4568	4916	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe
"C:\Users\Admin\AppData\Local\Temp\979fecc55c04e3dfcc43089f121ec6db63424de6221980913f8c5d7cd81ebb49.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2072
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 979fecc55c04e3dfcc43089f121ec6db63
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4916
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4568

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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