dridex | 548a04fdd00a3327c6423736783d260c34ded9aa47c3c4abc29df2a128aa1b74

Analysis

Target
14d52f7098a6dfc11d10e9667c048807.dll
Size 616KB
Sample211204-b1tx2scfa7
SHA256 548a04fdd00a3327c6423736783d260c34ded9aa47c3c4abc29df2a128aa1b74
MD5 14d52f7098a6dfc11d10e9667c048807
SHA1 ce7c1a29b89fc06aad8f81a75bdf06aa783fb2cb
SHA512 9f311197c718281472649284008c90f1be320bfc2c1b27562fce3036976ab9c6367e8757f1f6acbcc65f6afa146fcbd1884c4f220c36e0f0eed3da084b371c4f
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/520-57-0x0000000074780000-0x000000007481C000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1240	520	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1240	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1240	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 1668 wrote to memory of 520	1668	rundll32.exe	27
PID 520 wrote to memory of 1240	520	rundll32.exe	29
PID 520 wrote to memory of 1240	520	rundll32.exe	29
PID 520 wrote to memory of 1240	520	rundll32.exe	29
PID 520 wrote to memory of 1240	520	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d52f7098a6dfc11d10e9667c048807.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d52f7098a6dfc11d10e9667c048807.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 520 -s 236
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:1240

memory/520-56-0x0000000075901000-0x0000000075903000-memory.dmp

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memory/520-57-0x0000000074780000-0x000000007481C000-memory.dmp

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memory/520-61-0x00000000001F0000-0x00000000001F6000-memory.dmp

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memory/1240-62-0x00000000004E0000-0x00000000004E1000-memory.dmp

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