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.

Processes:

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

Processes:

spoolsv.exe

pid process

952 spoolsv.exe
Loads dropped DLL 2 IoCs

Processes:

powershell.exe

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

Processes:

powershell.exepowershell.exe

pid process

1512 powershell.exe
1512 powershell.exe
924 powershell.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exepowershell.exe

description pid process

Token: SeDebugPrivilege 1512 powershell.exe
Token: SeDebugPrivilege 924 powershell.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exespoolsv.exe

pid process

1632 7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe
952 spoolsv.exe

pid	process
952	spoolsv.exe

pid	process
1512	powershell.exe
1512	powershell.exe

pid	process
1512	powershell.exe
1512	powershell.exe
924	powershell.exe

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

pid	process
1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe
952	spoolsv.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exepowershell.exespoolsv.exe

description	pid	process	target process
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	powershell.exe
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	powershell.exe
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	powershell.exe
PID 1632 wrote to memory of 1512	1632	7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660.exe	powershell.exe
PID 1512 wrote to memory of 952	1512	powershell.exe	spoolsv.exe
PID 1512 wrote to memory of 952	1512	powershell.exe	spoolsv.exe
PID 1512 wrote to memory of 952	1512	powershell.exe	spoolsv.exe
PID 1512 wrote to memory of 952	1512	powershell.exe	spoolsv.exe
PID 952 wrote to memory of 924	952	spoolsv.exe	powershell.exe
PID 952 wrote to memory of 924	952	spoolsv.exe	powershell.exe
PID 952 wrote to memory of 924	952	spoolsv.exe	powershell.exe
PID 952 wrote to memory of 924	952	spoolsv.exe	powershell.exe

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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\svlspoo\spoolsv.exe
MD5
97f7bbf2f5861692617d661758bcf35b

SHA1
d59a0e3d77e22523a2fb657f756adebc32452ee0

SHA256
7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660

SHA512
eb8a846c2c16c3f405bf554ae715e915df680af0fd2901f427679a1cc5910ce5d2cb8e72c66ad2a6720093fde5c6156833aaa02655e5fd25a3e1b002251c7767

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
MD5
73dcafa56c27022390c33867599c2eba

SHA1
4874f3adb6e75220696f1ce7ee8cbd8cd794ef0f

SHA256
f637eabef3d4e69674b6fe9b645ecd338743d4d06db462db0729d1401791f7c3

SHA512
a7a8733f61b6c3a7fb437f7094cb5aa0479c0d0d961f907fd31707e755841987730fafdcea7cdbbd7c8397ce755453c94d627469701491121f1e94a908899a83

Download Submit
\Users\Admin\AppData\Local\svlspoo\spoolsv.exe
MD5
97f7bbf2f5861692617d661758bcf35b

SHA1
d59a0e3d77e22523a2fb657f756adebc32452ee0

SHA256
7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660

SHA512
eb8a846c2c16c3f405bf554ae715e915df680af0fd2901f427679a1cc5910ce5d2cb8e72c66ad2a6720093fde5c6156833aaa02655e5fd25a3e1b002251c7767

Download Submit
\Users\Admin\AppData\Local\svlspoo\spoolsv.exe
MD5
97f7bbf2f5861692617d661758bcf35b

SHA1
d59a0e3d77e22523a2fb657f756adebc32452ee0

SHA256
7b2944122a7d202bf76e409529d9e05d2caf327372715b2361fbc6ec7c2ac660

SHA512
eb8a846c2c16c3f405bf554ae715e915df680af0fd2901f427679a1cc5910ce5d2cb8e72c66ad2a6720093fde5c6156833aaa02655e5fd25a3e1b002251c7767

Download Submit
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/924-44-0x0000000000000000-mapping.dmp

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/952-36-0x0000000000000000-mapping.dmp

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/1512-7-0x0000000000000000-mapping.dmp

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

Sharing