50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371

Analysis

max time kernel
39s
max time network
51s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 15:16

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General

Target

50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe
Size

72KB
MD5

96e7f1752c465f6231166f63daf77510
SHA1

44a1a6fe480a31a741def679d07dd4df097f364b
SHA256

50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371
SHA512

4e583cf0be232150835b0f4007c216a6011149a9f7548b8ab3406326aebf98cd7592326b6b6d40821c006ac66ba5c4d24b57631ae1af086895b05b1a13d51f1c
SSDEEP

768:t5R5gYG9JijBBUpTKaBlYsqaQjqBSuzGr0PTajMMEOyyeOsil:tRGbil5aHiYSNOQCONl

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1980	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	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.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
888	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	888	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1200	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1980	1200	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe	29
PID 1200 wrote to memory of 1980	1200	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe	29
PID 1200 wrote to memory of 1980	1200	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe	29
PID 1200 wrote to memory of 1980	1200	50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe	29
PID 1980 wrote to memory of 888	1980	cmd.exe	31
PID 1980 wrote to memory of 888	1980	cmd.exe	31
PID 1980 wrote to memory of 888	1980	cmd.exe	31
PID 1980 wrote to memory of 888	1980	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe
"C:\Users\Admin\AppData\Local\Temp\50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 50a406fd9a650c2bc987d62908095b0591fcc8f23c76debc28d8bde85b30b371.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:888

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/1200-56-0x0000000075091000-0x0000000075093000-memory.dmp

Filesize
8KB

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memory/1200-57-0x00000000034F0000-0x0000000003FAA000-memory.dmp

Filesize
10.7MB

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