a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f

Analysis

max time kernel
107s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 07:13

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General

Target

a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe
Size

92KB
MD5

71d1508adbf838e78579f578852db790
SHA1

0920bcb5dd919ed470d1aa96e4bb2d56a4b04c41
SHA256

a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f
SHA512

e84bda8569aa34303aad20ceda09ca8eb85ae5a30e69ac0333df8fb08f7601b44c5a04312c8df153bfc588ee610910e945ff2493bd5f9c36ab326c9e17184a31
SSDEEP

1536:eFQ/3kSxFU0i2TqnuzQ6GDNNMlRQYWAHXh2W18LN2sqb5P5WEZrDBo+xI6r4Qip:tkSxa0i2TquzQ6GDNNMfQYWAHXh3yLNb

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	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.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	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.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
1564	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1564	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2580	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2460	2580	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe	80
PID 2580 wrote to memory of 2460	2580	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe	80
PID 2580 wrote to memory of 2460	2580	a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe	80
PID 2460 wrote to memory of 1564	2460	cmd.exe	82
PID 2460 wrote to memory of 1564	2460	cmd.exe	82
PID 2460 wrote to memory of 1564	2460	cmd.exe	82

C:\Users\Admin\AppData\Local\Temp\a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe
"C:\Users\Admin\AppData\Local\Temp\a6286bf3f20c41322009bf7e5dc9397e847a3744ca412e9f517e067bbfc3114f.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del a6286bf3f20c41322009bf7e5dc9397e84
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2460
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1564

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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