dridex | 8e7e96c5c81defe501dcb530e7cc3773df9f2d2601e7a559cdea4286b920f915

Analysis

max time kernel
45s
max time network
49s
platform
windows7_x64
resource
win7-20220414-en
submitted
26-06-2022 06:20

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General

Target

ZIjtDcrLmNbNAphkkklgbtq.dll
Size

512KB
MD5

48773854152142e74bc51a76e53daea9
SHA1

ee19541476f0d3fcfa7644f7526da03c089f6870
SHA256

8e7e96c5c81defe501dcb530e7cc3773df9f2d2601e7a559cdea4286b920f915
SHA512

041c23fe6b6515de6f937cf3859fd2e3436c6b50b3fb06e0048f2052e42c11621d6415347ca602f568c8752e55a60345694154acd1bf5c339bc4e6e288365d32

Score

10^/10

dridex 22203 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22203

51.159.52.196:443

134.209.247.135:6602

194.233.68.48:5228

89.31.56.58:593

rc4.plain

Signatures

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.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1160-56-0x0000000074600000-0x0000000074681000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1128 1160 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1128	1160	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1784 wrote to memory of 1160	1784	rundll32.exe	rundll32.exe
PID 1160 wrote to memory of 1128	1160	rundll32.exe	WerFault.exe
PID 1160 wrote to memory of 1128	1160	rundll32.exe	WerFault.exe
PID 1160 wrote to memory of 1128	1160	rundll32.exe	WerFault.exe
PID 1160 wrote to memory of 1128	1160	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ZIjtDcrLmNbNAphkkklgbtq.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1784

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ZIjtDcrLmNbNAphkkklgbtq.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 300
3⤵
- Program crash
PID:1128

MITRE ATT&CK Matrix

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Downloads

memory/1128-58-0x0000000000000000-mapping.dmp

Download
memory/1160-54-0x0000000000000000-mapping.dmp

Download
memory/1160-55-0x0000000074C81000-0x0000000074C83000-memory.dmp

Filesize
8KB

Download
memory/1160-56-0x0000000074600000-0x0000000074681000-memory.dmp

Filesize
516KB

Download
memory/1160-59-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download