89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07-11-2022 20:27

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General

Target

89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe
Size

72KB
MD5

0b483d7200526008592ec0f1c1353380
SHA1

72808f16925d483dbfcfca68bde5a285fc437692
SHA256

89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2
SHA512

38eafe6c7d9e2aa3557984f7c1163a56bf30d29499f4ff778720e5956d50f84f961e692de6bd83881ded775869d39d9c8c114ccd71f6d7777c26c94fe1984f36
SSDEEP

768:9Hs1iScQKkOCfJb4kHrgrTi6yBJJyNKJCviXDyiwSuo6zCNKVeL:NUcgirEJycA8Dy9Suo6zCd

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	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.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
844	tasklist.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: 33	304	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	304	AUDIODG.EXE
Token: 33	304	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	304	AUDIODG.EXE
Token: SeDebugPrivilege	844	tasklist.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
736	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 1964	736	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe	29
PID 736 wrote to memory of 1964	736	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe	29
PID 736 wrote to memory of 1964	736	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe	29
PID 736 wrote to memory of 1964	736	89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe	29
PID 1964 wrote to memory of 844	1964	cmd.exe	31
PID 1964 wrote to memory of 844	1964	cmd.exe	31
PID 1964 wrote to memory of 844	1964	cmd.exe	31
PID 1964 wrote to memory of 844	1964	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe
"C:\Users\Admin\AppData\Local\Temp\89c5c40dc069f63a49c659eaa4d68936c0d892e8273494a9e0bc634b3b788ad2.exe"
1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c tasklist&&del 89c5c40dc069f63a49c659eaa4d68936c0
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Enumerates processes with tasklist
    - Suspicious use of AdjustPrivilegeToken
    PID:844

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x1c4
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:304

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/736-56-0x0000000004260000-0x0000000004D1A000-memory.dmp

Filesize
10.7MB

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