dridex | 6865297b72bbfe341d91e32e052debfae3bcd41d8cd883f6bf4a2d665fa00b0f

Analysis

Target
SecuriteInfo.com.Variant.Fragtor.44159.18448.17087.dll
Size 768KB
Sample211124-vbn52sgde2
SHA256 6865297b72bbfe341d91e32e052debfae3bcd41d8cd883f6bf4a2d665fa00b0f
MD5 18363d169ce47cbbbc620ac11362f078
SHA1 e6afafdd6c583e32f8b6cebc286b1892fb6acb3a
SHA512 d774fdd6c1fc006be47ff0d9324bb67b5cdca6564044d9338018ec24f25165b93defd309b74673239d4149649d3849d43d487ef7bf3ed0e1aa7001e056b3e413
MD5 SHA1 SHA512

Score

10^/10

Family

Botnet

rc4.plain

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

resource	yara_rule
behavioral1/memory/1764-57-0x0000000074820000-0x00000000748E2000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
568	1764	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
568	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	568	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1684 wrote to memory of 1764	1684	rundll32.exe	27
PID 1764 wrote to memory of 568	1764	rundll32.exe	29
PID 1764 wrote to memory of 568	1764	rundll32.exe	29
PID 1764 wrote to memory of 568	1764	rundll32.exe	29
PID 1764 wrote to memory of 568	1764	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Fragtor.44159.18448.17087.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Fragtor.44159.18448.17087.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 264
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:568

memory/568-61-0x0000000000460000-0x0000000000461000-memory.dmp

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memory/1764-56-0x0000000075B71000-0x0000000075B73000-memory.dmp

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memory/1764-57-0x0000000074820000-0x00000000748E2000-memory.dmp

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memory/1764-60-0x0000000000110000-0x0000000000116000-memory.dmp

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