dridex | c7a28cc9d0d632be29b01873282dd07879a961b63ef923cee43ff16b752b38d2

Analysis

Target
SecuriteInfo.com.W32.AIDetect.malware1.26896.16743.dll
Size 468KB
Sample211220-3avkfacac8
SHA256 c7a28cc9d0d632be29b01873282dd07879a961b63ef923cee43ff16b752b38d2
MD5 7f5a31f48947d2ca8785b33a3a45e06a
SHA1 90e2e07c88f65b8a53cab9a0673f20b3bbe72925
SHA512 58fb75c624fbb7e167d6ab02f3645977886f76c75d48c4580a3c951c3c9a66b2e3caea72374c06d73f6a5789896496797b2f5727e0833c47b63cfdd979b5e8c7
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/1500-56-0x00000000746F0000-0x0000000074766000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
472	1500	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 4 IoCs

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
472	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	472	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1172 wrote to memory of 1500	1172	rundll32.exe	27
PID 1500 wrote to memory of 472	1500	rundll32.exe	28
PID 1500 wrote to memory of 472	1500	rundll32.exe	28
PID 1500 wrote to memory of 472	1500	rundll32.exe	28
PID 1500 wrote to memory of 472	1500	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.26896.16743.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1172
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetect.malware1.26896.16743.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 248
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:472

memory/472-60-0x00000000002E0000-0x00000000002E1000-memory.dmp

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memory/1500-55-0x0000000074F01000-0x0000000074F03000-memory.dmp

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memory/1500-56-0x00000000746F0000-0x0000000074766000-memory.dmp

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memory/1500-59-0x0000000000170000-0x0000000000176000-memory.dmp

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