dridex | 69c083542e53579cfd344f93d7109f13a676adf4d73fa41425b3b0fa1dc702e4

Analysis

max time kernel
37s
max time network
47s
platform
windows7_x64
resource
win7-20220718-en
resource tags

arch:x64arch:x86image:win7-20220718-enlocale:en-usos:windows7-x64system
submitted
31-07-2022 05:13

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General

Target

IDDNOMAsIvDkkklgbtq.dll
Size

512KB
MD5

a8310b450f4be0f4d873d743f4e1b902
SHA1

3b07e8955ffd27fb919a095e0d2cb39922b59b2f
SHA256

69c083542e53579cfd344f93d7109f13a676adf4d73fa41425b3b0fa1dc702e4
SHA512

ccc76c2fb3e7b6271fc1cc47e1d5665709686256be7960c23f0be9e326c19b078f8015585d26f39ae6e37231101b7b44e7ada130dba0047c7990a7c0dbe23537

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/1052-57-0x0000000074DA0000-0x0000000074E21000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1688 1052 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1688	1052	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 2040 wrote to memory of 1052	2040	rundll32.exe	rundll32.exe
PID 1052 wrote to memory of 1688	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 1688	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 1688	1052	rundll32.exe	WerFault.exe
PID 1052 wrote to memory of 1688	1052	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\IDDNOMAsIvDkkklgbtq.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\IDDNOMAsIvDkkklgbtq.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 300
3⤵
- Program crash
PID:1688

MITRE ATT&CK Matrix

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Downloads

memory/1052-54-0x0000000000000000-mapping.dmp

Download
memory/1052-55-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1052-56-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1052-57-0x0000000074DA0000-0x0000000074E21000-memory.dmp

Filesize
516KB

Download
memory/1052-60-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1688-59-0x0000000000000000-mapping.dmp

Download