4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11

Analysis

max time kernel
92s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21-10-2022 02:36

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General

Target

4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe
Size

104KB
MD5

50cffec27e6389eb3fe3406e481bc5f0
SHA1

7d9ec220ced2d38f5a9a5df7a72f352b36e0e81f
SHA256

4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11
SHA512

60304887747f0dac7306f9c6301aa7bb82dd06254c5b036532df73ad8542192d7ce59e9336ba9ae950d0046edc663181a0489b305323ee52faad38a8d8c02e3b
SSDEEP

1536:bAxb38MhDn2fs7nL6yId2xdMGfR9TQ2g8cifaxK2jd3psK/OV16PZdpM2KczgBoi:PE7nL6K7f3ixF2o9RH5Bbt0HUxq

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	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.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	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.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
4816	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4816	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4988	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 224	4988	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe	86
PID 4988 wrote to memory of 224	4988	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe	86
PID 4988 wrote to memory of 224	4988	4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe	86
PID 224 wrote to memory of 4816	224	cmd.exe	88
PID 224 wrote to memory of 4816	224	cmd.exe	88
PID 224 wrote to memory of 4816	224	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe
"C:\Users\Admin\AppData\Local\Temp\4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4988
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 4895e4d36e34550ded1677c113b95fec154153bf58a2ebf831831d3cfa342f11.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:224
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4816

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

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Downloads

memory/224-134-0x0000000000000000-mapping.dmp

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memory/4816-135-0x0000000000000000-mapping.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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