8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3

Analysis

max time kernel
66s
max time network
72s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/10/2022, 18:36

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General

Target

8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe
Size

72KB
MD5

4d15a6a6d0ca8c3084475b4b32ed6ef0
SHA1

26f2f3fee8189c9c49a88ffd2d0b3bcea3e83464
SHA256

8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3
SHA512

c76af51d8766c59c2a21e1a308b6cd1921d0707822d6484ac69ffa61191c38a38354380fa89972676408ec88f197d2ec0987b3b65e9a1326198c16e352c6a87d
SSDEEP

768:uNuEnAnOzyzv8EH2VtwYMh+YpX3BVQNrQQMFY9cGQhy3XpL5XKKKKKKKKKRTP:uNuubyzffeMFYSynZxKKKKKKKKKRL

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1636	cmd.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	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.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
820	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1996	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1636	1996	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe	29
PID 1996 wrote to memory of 1636	1996	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe	29
PID 1996 wrote to memory of 1636	1996	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe	29
PID 1996 wrote to memory of 1636	1996	8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe	29
PID 1636 wrote to memory of 820	1636	cmd.exe	31
PID 1636 wrote to memory of 820	1636	cmd.exe	31
PID 1636 wrote to memory of 820	1636	cmd.exe	31
PID 1636 wrote to memory of 820	1636	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe
"C:\Users\Admin\AppData\Local\Temp\8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 8058803d4663c100bd4676d164bbf2f4a35f8de6c0f8327c04819df63cbbe7f3.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1636
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:820

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

Replay Monitor

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Downloads

memory/1996-56-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1996-57-0x0000000003910000-0x00000000043CA000-memory.dmp

Filesize
10.7MB

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