dridex | a4b602ad5624c7570395c8d61fb558727f2e37ce763377d0ddeb93b176b592fb

Analysis

Target
SecuriteInfo.com.W32.Dridex.GB.genEldorado.6285.28277.dll
Size 508KB
Sample211220-3avkfacac7
SHA256 a4b602ad5624c7570395c8d61fb558727f2e37ce763377d0ddeb93b176b592fb
MD5 c153fbaae1a7947942c074e1d8c59b34
SHA1 6f40daf3effebd4a63d90f1fe7a21bf7a3b5be43
SHA512 a7b7837f74dc2580179f4a92ad14d401fdbaaab40865eb936d2bf91ea1fd026acce375a851ed918ea4b4366f9fbd73aa692acdcf9a5c67d223ca3dd9b1bff466
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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

resource	yara_rule
behavioral1/memory/804-56-0x0000000075480000-0x0000000075501000-memory.dmp	dridex_ldr
behavioral1/memory/1616-60-0x00000000001D0000-0x0000000000230000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1616	804	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1616	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 748 wrote to memory of 804	748	rundll32.exe	27
PID 804 wrote to memory of 1616	804	rundll32.exe	28
PID 804 wrote to memory of 1616	804	rundll32.exe	28
PID 804 wrote to memory of 1616	804	rundll32.exe	28
PID 804 wrote to memory of 1616	804	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.Dridex.GB.genEldorado.6285.28277.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.Dridex.GB.genEldorado.6285.28277.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:804
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 804 -s 248
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:1616

memory/804-55-0x0000000075D11000-0x0000000075D13000-memory.dmp

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memory/804-56-0x0000000075480000-0x0000000075501000-memory.dmp

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memory/804-58-0x0000000000140000-0x0000000000146000-memory.dmp

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memory/1616-60-0x00000000001D0000-0x0000000000230000-memory.dmp

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