8889b2981b07260876d6709792d2f1525b56926ee2dc2dd991106faa01eb073b

Analysis

max time kernel
17s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
15/07/2024, 13:45 UTC

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General

Target

e6e9942b59e4a573fef83e094eaf5a40N.exe
Size

119KB
MD5

e6e9942b59e4a573fef83e094eaf5a40
SHA1

6a3e48d054437fce9990b8a811f5aa38040bb04d
SHA256

8889b2981b07260876d6709792d2f1525b56926ee2dc2dd991106faa01eb073b
SHA512

457d86bab652d47214743032f22f0205cac66f7b64687995f665e8f28037da453bf5f597999d993ab548a916e1b773e02da0c884435a725f67e087e7b9b6a022
SSDEEP

3072:OE9j8b3ZXgKC1hX//iASOXRJzDOD26j/3Dc69p:OEebiKuX//iZOXRJ3OD26jxz

Score

8^/10

evasion execution

Malware Config

Signatures

Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 1 IoCs

pid	Process
3068	smss.exe

Loads dropped DLL 2 IoCs

pid	Process
2336	e6e9942b59e4a573fef83e094eaf5a40N.exe
2336	e6e9942b59e4a573fef83e094eaf5a40N.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\1230\smss.exe	e6e9942b59e4a573fef83e094eaf5a40N.exe
File opened for modification	C:\Windows\SysWOW64\1230\smss.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\Service.exe	smss.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2868	sc.exe
2796	sc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2336	e6e9942b59e4a573fef83e094eaf5a40N.exe
3068	smss.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2868	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	30
PID 2336 wrote to memory of 2868	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	30
PID 2336 wrote to memory of 2868	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	30
PID 2336 wrote to memory of 2868	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	30
PID 2336 wrote to memory of 3068	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	32
PID 2336 wrote to memory of 3068	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	32
PID 2336 wrote to memory of 3068	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	32
PID 2336 wrote to memory of 3068	2336	e6e9942b59e4a573fef83e094eaf5a40N.exe	32
PID 3068 wrote to memory of 2796	3068	smss.exe	33
PID 3068 wrote to memory of 2796	3068	smss.exe	33
PID 3068 wrote to memory of 2796	3068	smss.exe	33
PID 3068 wrote to memory of 2796	3068	smss.exe	33

C:\Users\Admin\AppData\Local\Temp\e6e9942b59e4a573fef83e094eaf5a40N.exe
"C:\Users\Admin\AppData\Local\Temp\e6e9942b59e4a573fef83e094eaf5a40N.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe stop wscsvc
  2⤵
  - Launches sc.exe
  PID:2868
- C:\Windows\SysWOW64\1230\smss.exe
  C:\Windows\system32\1230\smss.exe -d
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3068
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe stop wscsvc
    3⤵
    - Launches sc.exe
    PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

T1569

Service Execution

T1569.002

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

\Windows\SysWOW64\1230\smss.exe

Filesize
119KB

MD5
dad3d3baf872f570cf1d310f2f86d503

SHA1
61cc840c64fe6f51017b045d7f2dd90da04e23d3

SHA256
311cee976d3c2b88e015a96134783051e416682d1e2ff71406896790f1f9bd5b

SHA512
232e3e58a4ea8b9b211cb3b7c654b6908f11c0c7e60dacbe8d8d16a1d2ed05f4bf343132a0f7afe9d74f30ec69a19cbd9fd7f12c6468bcac00c08518c6dcae26

Download Submit
memory/2336-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

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