af83de566e8693a1cadef14cedabf19b57fdb9057f70fa88af8b3ad48e2da02a

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 19:52

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General

Target

687f63c6996f41ee5219e32f6d3affd2.exe
Size

14KB
MD5

687f63c6996f41ee5219e32f6d3affd2
SHA1

7b3e450b771ae61933f6353889f0ffe5b4e6f94e
SHA256

af83de566e8693a1cadef14cedabf19b57fdb9057f70fa88af8b3ad48e2da02a
SHA512

53332f2325f523b87178f30014e272a2d391915d3b6c33315376d5b5efbd8887face44922c80ef66bdf507f75affbdcd29b4eb51d75f3b2090b69837f23c75c1
SSDEEP

384:y83zOB2K+dFWuw+IX/D8QTYWIhPFZswcsi1:yGaF2FWuMX/D8QTYxlBa

Score

7^/10

persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
908	687f63c6996f41ee5219e32f6d3affd2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ztsa = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ztso.exe"	687f63c6996f41ee5219e32f6d3affd2.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3992	908	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe
908	687f63c6996f41ee5219e32f6d3affd2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	908	687f63c6996f41ee5219e32f6d3affd2.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 908 wrote to memory of 3392	908	687f63c6996f41ee5219e32f6d3affd2.exe	71

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3392
- C:\Users\Admin\AppData\Local\Temp\687f63c6996f41ee5219e32f6d3affd2.exe
  "C:\Users\Admin\AppData\Local\Temp\687f63c6996f41ee5219e32f6d3affd2.exe"
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:908
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 908 -s 388
    3⤵
    - Program crash
    PID:3992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 908 -ip 908
1⤵
PID:4436

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\ztso0.dll

Filesize
9KB

MD5
12a1b3511c10cb8d655e243b77c2ee0b

SHA1
9270388bc0ac5c884f75add0c690bfc01441ded2

SHA256
9fc66f0fb7e7c13558e00b052068fe2a14a2921b58d76e4afedd610982634b02

SHA512
88a8ebea78f2bd5cb24b31bf56d651edbdfd980ed8292870ace78c145daac9ae003e1e18409f952f314be1de3f60a4e7f4fdf9aa68e50ccb8e4d5619ec85b84e

Download Submit
memory/908-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/908-6-0x0000000010000000-0x0000000010009000-memory.dmp

Filesize
36KB

Download
memory/908-7-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download