fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
27/11/2022, 16:27

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General

Target

fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe
Size

147KB
MD5

644510451a91d45dac2d2a360a8a0bfc
SHA1

d86a5469b2a6168af780fd3969f9eb3f3a49f0c7
SHA256

fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7
SHA512

3c82fa1c6c26a991e6b2fbde28f8a2f4809bffd618de59c35160684bd02e2d2d6cfa8bf18c69fb1594d4ecf23e560466055e7018f8b3afa12d6a5c0bb871b91d
SSDEEP

3072:pxC8cZP6bDtsAlCoJOdaYmG/K1BnSsVV8PxtFdo+Afbtbv0dD:pY8IP6bDtsAUnmZBnSsVV8Px9TAztI

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Deletes itself 1 IoCs

pid	Process
1992	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1976 set thread context of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe
1784	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1976 wrote to memory of 1784	1976	fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe	28
PID 1784 wrote to memory of 1992	1784	svchost.exe	29
PID 1784 wrote to memory of 1992	1784	svchost.exe	29
PID 1784 wrote to memory of 1992	1784	svchost.exe	29
PID 1784 wrote to memory of 1992	1784	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe
"C:\Users\Admin\AppData\Local\Temp\fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Checks BIOS information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1784
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /q /c for /l %i in (1, 1, 4000000000) do if not exist "C:\Users\Admin\AppData\Local\Temp\fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe" (exit) else (del /f "C:\Users\Admin\AppData\Local\Temp\fc46dd25a97413e07769221db54d672272f8bea53a85116563cfcbfd4d3ef3d7.exe")
    3⤵
    - Deletes itself
    PID:1992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1784-61-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1976-54-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/1976-55-0x00000000002F0000-0x0000000000324000-memory.dmp

Filesize
208KB

Download
memory/1976-56-0x00000000764D1000-0x00000000764D3000-memory.dmp

Filesize
8KB

Download
memory/1976-58-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download