1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb

Analysis

max time kernel
28s
max time network
34s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 00:09

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General

Target

1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
Size

59KB
MD5

07713e380ec9a18c87911bb6610aa1fb
SHA1

fd1f660f1ac7ff7ba8b8cd0ba19cc9acf2a093a8
SHA256

1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb
SHA512

e95d88a43dc339e2f03c1807fb32bee0baa8f2c879967ac84fd93ff0eb0829789c1d3b779b6ee8c9a39f79b9cde6f238670f4c183c4b57ecf6c4c56704add052
SSDEEP

768:lbPu2jD3GbqtL4yY3cHTYlL2OsebPZByTulCTQh:lbPu4ZtL4D3o8lL2Osebbg

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1692	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	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.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
1548	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1548	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1672	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1692	1672	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe	30
PID 1672 wrote to memory of 1692	1672	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe	30
PID 1672 wrote to memory of 1692	1672	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe	30
PID 1672 wrote to memory of 1692	1672	1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe	30
PID 1692 wrote to memory of 1548	1692	cmd.exe	32
PID 1692 wrote to memory of 1548	1692	cmd.exe	32
PID 1692 wrote to memory of 1548	1692	cmd.exe	32
PID 1692 wrote to memory of 1548	1692	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
"C:\Users\Admin\AppData\Local\Temp\1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 1685a6ef523525264cbcbe311a94f69e74756d76b1e740155bc48f06c68e00cb.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1692
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1548

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/1672-56-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

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