b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96

Analysis

max time kernel
25s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
11/10/2022, 09:31

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General

Target

b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe
Size

72KB
MD5

643b3624f38b04ba3a9b3ffdcec43415
SHA1

95aec77fa349ddd8be5140a9582386645bb92916
SHA256

b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96
SHA512

0ea14a357ee06b522be873501ccfc52a4f7a8a6f23e2864902ac22a1a3a709d471645a6ac2cf122e7c8ec01cedd38762e1f246117f2a55a3936c5acdcb1d083a
SSDEEP

768:9EU1iSkKkOCfJb4kHrgrTi6yBJJyNKJCviXDyiwSuo6zCNKV7q:eskirEJycA8Dy9Suo6zC0

Score

6^/10

Malware Config

Signatures

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	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.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 5 IoCs

description	pid	Process
Token: 33	1436	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1436	AUDIODG.EXE
Token: 33	1436	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1436	AUDIODG.EXE
Token: SeDebugPrivilege	1548	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1952	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 1620	1952	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe	30
PID 1952 wrote to memory of 1620	1952	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe	30
PID 1952 wrote to memory of 1620	1952	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe	30
PID 1952 wrote to memory of 1620	1952	b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe	30
PID 1620 wrote to memory of 1548	1620	cmd.exe	32
PID 1620 wrote to memory of 1548	1620	cmd.exe	32
PID 1620 wrote to memory of 1548	1620	cmd.exe	32
PID 1620 wrote to memory of 1548	1620	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe
"C:\Users\Admin\AppData\Local\Temp\b1c0911fdc2f280d1b18f6fd5162d04a11c81a9e5a2b2da338c45e4216c3cc96.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del b1c0911fdc2f280d1b18f6fd5162d04a11
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1620
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:1548

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x55c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1436

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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