1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a

Analysis

max time kernel
66s
max time network
55s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
21/10/2022, 02:36

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General

Target

1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe
Size

96KB
MD5

727cf1d50e7b758a7fdc077686a9ea00
SHA1

dccf3c41ab1c13d3262ddd4c568022861d844785
SHA256

1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a
SHA512

a2e2f0e7ec2a61558a652526ceaa109423e0831415eabdcf4d89771bad5f96b17dfeb465e15441778902987844fd9508b44aa7f9b6f0acb293a2312fb3521e86
SSDEEP

1536:JDrCEP0GcCxjWDuQ4XRrzIqOR7iGwCeZNm:hECxA4VIVYCW

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1404	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	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.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
796	tasklist.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	796	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1756	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1756 wrote to memory of 1404	1756	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe	29
PID 1756 wrote to memory of 1404	1756	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe	29
PID 1756 wrote to memory of 1404	1756	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe	29
PID 1756 wrote to memory of 1404	1756	1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe	29
PID 1404 wrote to memory of 796	1404	cmd.exe	31
PID 1404 wrote to memory of 796	1404	cmd.exe	31
PID 1404 wrote to memory of 796	1404	cmd.exe	31
PID 1404 wrote to memory of 796	1404	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe
"C:\Users\Admin\AppData\Local\Temp\1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 1979239f02ca85b5363f9b00984f2b9cc4deeffb12c03286faa362d6ab6acc6a.exe
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1404
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:796

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/1756-56-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

Filesize
8KB

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