cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d

General

Target

cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
Size

138KB
MD5

8eeb67bf53783881ad1762faf744002b
SHA1

25e5d02c9c8baf8088c3d4bd2c747b48ab6d7112
SHA256

cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d
SHA512

b784f0e44ed2931dc58401e94f03c70fffc831c138c41afb69ca9a42723266e970b0981d1a718a0d995dfcb3765932aa85d9ca0fad3aa4cc4637da3d19a4adaf
SSDEEP

1536:rC2/fYuPfbESFYXRWhpKRycRd57JkIqFHhzm4hWru/BzihhMN45MF5FvHP132xP8:r7YubEwYXRWhpAJUHhzm4hUukS6KmecW

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
2620	smss.exe

Loads dropped DLL 2 IoCs

pid	Process
2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\1230\smss.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\Service.exe	smss.exe
File opened for modification	C:\Windows\SysWOW64\1230\smss.exe	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe

Launches sc.exe 4 IoCs

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

pid	Process
2828	sc.exe
2812	sc.exe
3060	sc.exe
2568	sc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
2620	smss.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 2812	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	28
PID 2972 wrote to memory of 2812	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	28
PID 2972 wrote to memory of 2812	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	28
PID 2972 wrote to memory of 2812	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	28
PID 2972 wrote to memory of 3060	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	30
PID 2972 wrote to memory of 3060	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	30
PID 2972 wrote to memory of 3060	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	30
PID 2972 wrote to memory of 3060	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	30
PID 2972 wrote to memory of 2620	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	32
PID 2972 wrote to memory of 2620	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	32
PID 2972 wrote to memory of 2620	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	32
PID 2972 wrote to memory of 2620	2972	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	32
PID 2620 wrote to memory of 2568	2620	smss.exe	33
PID 2620 wrote to memory of 2568	2620	smss.exe	33
PID 2620 wrote to memory of 2568	2620	smss.exe	33
PID 2620 wrote to memory of 2568	2620	smss.exe	33
PID 2620 wrote to memory of 2828	2620	smss.exe	35
PID 2620 wrote to memory of 2828	2620	smss.exe	35
PID 2620 wrote to memory of 2828	2620	smss.exe	35
PID 2620 wrote to memory of 2828	2620	smss.exe	35

C:\Users\Admin\AppData\Local\Temp\cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
"C:\Users\Admin\AppData\Local\Temp\cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe stop SharedAccess
  2⤵
  - Launches sc.exe
  PID:2812
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe stop wscsvc
  2⤵
  - Launches sc.exe
  PID:3060
- 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:2620
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe stop SharedAccess
    3⤵
    - Launches sc.exe
    PID:2568
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe stop wscsvc
    3⤵
    - Launches sc.exe
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Defense Evasion

Impair Defenses

1

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

Replay Monitor

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Downloads

C:\Windows\SysWOW64\1230\smss.exe

Filesize
138KB

MD5
86ede49fdce0d9a9db64ed247816884c

SHA1
e279ed20aebfaec96d281a8e2907b3953f0e9faa

SHA256
35bde2ba9cbe9fad4ec83128910773fa0faab2c221ace95e1b37ae05f0266ae8

SHA512
fba9b88fd286f84d689760d7443afea77da4e0118e45086ca54192dd4738cf778ac960ecd64191e8fcbacd27a18b42b5ade55cef36d355cc8d57efee22e7752a

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Analysis

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