dridex | 80012d65f11c6481e6e98a03016f5a69ed2ae210af24d810b7ce562318a9b116

General

Target

5bf25769cb1ab4da9253eb56473168a5.dll
Size

175KB
MD5

5bf25769cb1ab4da9253eb56473168a5
SHA1

9c2f7691fd672eb44e56232769cd8efaf2f2631a
SHA256

80012d65f11c6481e6e98a03016f5a69ed2ae210af24d810b7ce562318a9b116
SHA512

4f6a479a2fe1bf4f6831a89b80ca4ec8bbabe598ad434cc0034d20c54d5d99a6b0c832d91f21a4bb66fd98c081da337cdc191a81ee277de36e8eee8af1fc7e0a

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/1300-62-0x0000000075000000-0x0000000075030000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1648 1300 WerFault.exe rundll32.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

WerFault.exe

pid process

1648 WerFault.exe
1648 WerFault.exe
1648 WerFault.exe
1648 WerFault.exe
1648 WerFault.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

WerFault.exe

pid process

1648 WerFault.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 1648 WerFault.exe

pid	pid_target	process	target process
1648	1300	WerFault.exe	rundll32.exe

pid	process
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe

pid	process
1648	WerFault.exe

description	pid	process
Token: SeDebugPrivilege	1648	WerFault.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1996 wrote to memory of 1300	1996	rundll32.exe	rundll32.exe
PID 1300 wrote to memory of 1648	1300	rundll32.exe	WerFault.exe
PID 1300 wrote to memory of 1648	1300	rundll32.exe	WerFault.exe
PID 1300 wrote to memory of 1648	1300	rundll32.exe	WerFault.exe
PID 1300 wrote to memory of 1648	1300	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5bf25769cb1ab4da9253eb56473168a5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5bf25769cb1ab4da9253eb56473168a5.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1300

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 224
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1648

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1300-60-0x0000000000000000-mapping.dmp

Download
memory/1300-61-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1300-62-0x0000000075000000-0x0000000075030000-memory.dmp

Filesize
192KB

Download
memory/1300-65-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1648-64-0x0000000000000000-mapping.dmp

Download
memory/1648-66-0x0000000000310000-0x0000000000311000-memory.dmp

Filesize
4KB

Download

Analysis

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