dridex | 6e1a19c1ead7999ac95c9a6ec469cedfdda7b513dee65cf6c3c7ebf9385eaffc

General

Target

8b16733dcb7b1477a70352b8b37893d8.dll
Size

175KB
MD5

8b16733dcb7b1477a70352b8b37893d8
SHA1

0a7752872504ed87a1598f78633f940315acb558
SHA256

6e1a19c1ead7999ac95c9a6ec469cedfdda7b513dee65cf6c3c7ebf9385eaffc
SHA512

4abf4d4e3fc216bfeea33b400954a15a4d3c9cb913ef9bd032ddcc11be30b80650a4999309fd16bfc499101f13140365c0b2f438d9c719fc858022cc1bce7725

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

178.238.236.59:443

104.245.52.73:5007

81.0.236.93:13786

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/1808-61-0x00000000749E0000-0x0000000074A10000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

616 1808 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

616 WerFault.exe
616 WerFault.exe
616 WerFault.exe
616 WerFault.exe
616 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

616 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 616 WerFault.exe

pid	pid_target	process	target process
616	1808	WerFault.exe	rundll32.exe

pid	process
616	WerFault.exe
616	WerFault.exe
616	WerFault.exe
616	WerFault.exe
616	WerFault.exe

pid	process
616	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	616	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 292 wrote to memory of 1808	292	rundll32.exe	rundll32.exe
PID 1808 wrote to memory of 616	1808	rundll32.exe	WerFault.exe
PID 1808 wrote to memory of 616	1808	rundll32.exe	WerFault.exe
PID 1808 wrote to memory of 616	1808	rundll32.exe	WerFault.exe
PID 1808 wrote to memory of 616	1808	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b16733dcb7b1477a70352b8b37893d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:292

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8b16733dcb7b1477a70352b8b37893d8.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 224
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:616

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/616-63-0x0000000000000000-mapping.dmp

Download
memory/616-65-0x00000000002A0000-0x00000000002A1000-memory.dmp

Filesize
4KB

Download
memory/1808-59-0x0000000000000000-mapping.dmp

Download
memory/1808-60-0x0000000075211000-0x0000000075213000-memory.dmp

Filesize
8KB

Download
memory/1808-61-0x00000000749E0000-0x0000000074A10000-memory.dmp

Filesize
192KB

Download
memory/1808-64-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download

Analysis

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