cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2024, 03:00

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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
1592	smss.exe

Drops file in System32 directory 3 IoCs

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

Launches sc.exe 4 IoCs

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

pid	Process
4276	sc.exe
4404	sc.exe
2412	sc.exe
3788	sc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
1592	smss.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 4276	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	81
PID 4028 wrote to memory of 4276	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	81
PID 4028 wrote to memory of 4276	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	81
PID 4028 wrote to memory of 4404	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	83
PID 4028 wrote to memory of 4404	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	83
PID 4028 wrote to memory of 4404	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	83
PID 4028 wrote to memory of 1592	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	85
PID 4028 wrote to memory of 1592	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	85
PID 4028 wrote to memory of 1592	4028	cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe	85
PID 1592 wrote to memory of 2412	1592	smss.exe	86
PID 1592 wrote to memory of 2412	1592	smss.exe	86
PID 1592 wrote to memory of 2412	1592	smss.exe	86
PID 1592 wrote to memory of 3788	1592	smss.exe	88
PID 1592 wrote to memory of 3788	1592	smss.exe	88
PID 1592 wrote to memory of 3788	1592	smss.exe	88

C:\Users\Admin\AppData\Local\Temp\cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe
"C:\Users\Admin\AppData\Local\Temp\cceeba4ccd6e9f66d4ab9e84d141c368ace57298e877da0b11b087cb20634f3d.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe stop SharedAccess
  2⤵
  - Launches sc.exe
  PID:4276
- C:\Windows\SysWOW64\sc.exe
  C:\Windows\system32\sc.exe stop wscsvc
  2⤵
  - Launches sc.exe
  PID:4404
- 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:1592
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe stop SharedAccess
    3⤵
    - Launches sc.exe
    PID:2412
- - C:\Windows\SysWOW64\sc.exe
    C:\Windows\system32\sc.exe stop wscsvc
    3⤵
    - Launches sc.exe
    PID:3788

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

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

Filesize
138KB

MD5
de98c634a552b6ee10cd0ce0ec24c13e

SHA1
6eca15a0da0ceb7d1ecb000c74540d05c781ee96

SHA256
68a3afb1e30e1e1a68fafaabf414f1365c612676a556ab99ddf4c09059b9c5f2

SHA512
62416048308e5fbacf94e9fa99b4f01e5a9a2f01ba59229c53f1a4e30c6d9b534cd1bd6e1f0f7e6319eb4bc3767ec120263764b5f1267e9969fe54676c89df9c

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