c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2022, 23:59

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General

Target

c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe
Size

43KB
MD5

16605dbbe10456fdebfd861f0a528990
SHA1

7dcf094125b482cfcbdb1b7997e6d5e06c20633a
SHA256

c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1
SHA512

0c89b114868f1dad85fbc75ed5b6a77ef4453d7c18e280337c6f13c79e38d1aff773480809677f6a9a2d250f1819ed609d6e0f15cc67e2984a435a0f60964a94
SSDEEP

384:jBp7EtDo+k7qKZwr1D+um22Nw/tXRmmEtrNxvb53y2DCuLfgMBK2VuJYgHMOC8RE:jBb7Do1jDaw/q3Nm2VsMc1MO1

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.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	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.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
4664	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4664	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3208	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3208 wrote to memory of 2696	3208	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe	82
PID 3208 wrote to memory of 2696	3208	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe	82
PID 3208 wrote to memory of 2696	3208	c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe	82
PID 2696 wrote to memory of 4664	2696	cmd.exe	84
PID 2696 wrote to memory of 4664	2696	cmd.exe	84
PID 2696 wrote to memory of 4664	2696	cmd.exe	84

C:\Users\Admin\AppData\Local\Temp\c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe
"C:\Users\Admin\AppData\Local\Temp\c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3208
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del c13b977347db3a398588dc278049dc0c41881a877f0ec5eeeefd1e98a8976df1.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:4664

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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