diamondfox | 7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660

General

Target

7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe
Size

154KB
MD5

97f7bbf2f5861692617d661758bcf35b
SHA1

d59a0e3d77e22523a2fb657f756adebc32452ee0
SHA256

7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660
SHA512

eb8a846c2c16c3f405bf554ae715e915df680af0fd2901f427679a1cc5910ce5d2cb8e72c66ad2a6720093fde5c6156833aaa02655e5fd25a3e1b002251c7767

Score

10^/10

diamondfox botnet stealer

Malware Config

Signatures

DiamondFox
DiamondFox is a multipurpose botnet with many capabilities.
botnet stealer diamondfox

DiamondFox payload 2 IoCs

Detects DiamondFox payload in file/memory.

resource	yara_rule
behavioral1/memory/1632-5-0x0000000000220000-0x0000000000238000-memory.dmp	diamondfox
behavioral1/memory/1632-6-0x0000000000400000-0x000000000041A000-memory.dmp	diamondfox

Executes dropped EXE 1 IoCs

pid	Process
952	spoolsv.exe

Loads dropped DLL 2 IoCs

pid	Process
1512	powershell.exe
1512	powershell.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1512	powershell.exe
1512	powershell.exe
924	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1512	powershell.exe
Token: SeDebugPrivilege	924	powershell.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe
952	spoolsv.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	29
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	29
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	29
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	29
PID 1512 wrote to memory of 952	1512	powershell.exe	31
PID 1512 wrote to memory of 952	1512	powershell.exe	31
PID 1512 wrote to memory of 952	1512	powershell.exe	31
PID 1512 wrote to memory of 952	1512	powershell.exe	31
PID 952 wrote to memory of 924	952	spoolsv.exe	32
PID 952 wrote to memory of 924	952	spoolsv.exe	32
PID 952 wrote to memory of 924	952	spoolsv.exe	32
PID 952 wrote to memory of 924	952	spoolsv.exe	32

C:\Users\Admin\AppData\Local\Temp\7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe
"C:\Users\Admin\AppData\Local\Temp\7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1632
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell Copy-Item -Path 'C:\Users\Admin\AppData\Local\Temp\7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe' -Destination 'C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe';Start-Sleep -s 60;Start-Process 'C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe'
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe
    "C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:952
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell $shell = New-Object -ComObject WScript.Shell;$shortcut = $shell.CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\spoolsv.lnk');$shortcut.TargetPath = 'C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe';$shortcut.Save()
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/924-47-0x0000000073850000-0x0000000073F3E000-memory.dmp

Filesize
6.9MB

Download
memory/924-48-0x0000000000590000-0x0000000000591000-memory.dmp

Filesize
4KB

Download
memory/924-49-0x0000000004890000-0x0000000004891000-memory.dmp

Filesize
4KB

Download
memory/924-50-0x0000000004850000-0x0000000004851000-memory.dmp

Filesize
4KB

Download
memory/924-51-0x0000000004852000-0x0000000004853000-memory.dmp

Filesize
4KB

Download
memory/924-52-0x0000000002670000-0x0000000002671000-memory.dmp

Filesize
4KB

Download
memory/952-38-0x0000000004D60000-0x0000000004D71000-memory.dmp

Filesize
68KB

Download
memory/1512-11-0x00000000048B0000-0x00000000048B1000-memory.dmp

Filesize
4KB

Download
memory/1512-13-0x0000000004872000-0x0000000004873000-memory.dmp

Filesize
4KB

Download
memory/1512-31-0x0000000006200000-0x0000000006201000-memory.dmp

Filesize
4KB

Download
memory/1512-32-0x00000000064D0000-0x00000000064D1000-memory.dmp

Filesize
4KB

Download
memory/1512-33-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1512-23-0x0000000005710000-0x0000000005711000-memory.dmp

Filesize
4KB

Download
memory/1512-18-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/1512-15-0x0000000004750000-0x0000000004751000-memory.dmp

Filesize
4KB

Download
memory/1512-14-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

Filesize
4KB

Download
memory/1512-24-0x0000000006120000-0x0000000006121000-memory.dmp

Filesize
4KB

Download
memory/1512-12-0x0000000004870000-0x0000000004871000-memory.dmp

Filesize
4KB

Download
memory/1512-10-0x00000000009C0000-0x00000000009C1000-memory.dmp

Filesize
4KB

Download
memory/1512-9-0x00000000745C0000-0x0000000074CAE000-memory.dmp

Filesize
6.9MB

Download
memory/1512-8-0x0000000076341000-0x0000000076343000-memory.dmp

Filesize
8KB

Download
memory/1632-2-0x0000000004C30000-0x0000000004C41000-memory.dmp

Filesize
68KB

Download
memory/1632-6-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1632-5-0x0000000000220000-0x0000000000238000-memory.dmp

Filesize
96KB

Download

Analysis

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