dridex | 6082b642bb35524fcca9c4cf92cca3e3046a1470c468c859483e459219111302

Analysis

max time kernel
140s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-04-2024 04:53

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General

Target

842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll
Size

244KB
MD5

842551bf48e3af6bad879ab9602a439a
SHA1

0a1e7464e05760c9b265ed05362324bbb1471f81
SHA256

6082b642bb35524fcca9c4cf92cca3e3046a1470c468c859483e459219111302
SHA512

f1c1c5f8f5a13d9b69d12a6fadd1fdeb5817e693c27bd1f61eec2268c3de11b7d4c95d615c54aa01c227bc07f4593aae810eb62346534d26a4cb9e81ef9b16f0
SSDEEP

3072:dmMHLYjs2g+ciAlYDyOWIsh0pMf+66C4FxTdCU1byGkGcyXDTEFlDkr/:drHL+tg+cGyZzheB6b4fJCwb8d0E

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

195.154.146.84:443

45.56.121.87:8116

157.245.222.44:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1628-5-0x0000000074E40000-0x0000000074E7E000-memory.dmp	dridex_ldr
behavioral1/memory/1628-7-0x0000000074E40000-0x0000000074E7E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2308 1628 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2308	1628	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 1628	3048	rundll32.exe	rundll32.exe
PID 1628 wrote to memory of 2308	1628	rundll32.exe	WerFault.exe
PID 1628 wrote to memory of 2308	1628	rundll32.exe	WerFault.exe
PID 1628 wrote to memory of 2308	1628	rundll32.exe	WerFault.exe
PID 1628 wrote to memory of 2308	1628	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\842551bf48e3af6bad879ab9602a439a_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 244
3⤵
- Program crash
PID:2308

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1628-0-0x0000000074E40000-0x0000000074E7E000-memory.dmp

Filesize
248KB

Download
memory/1628-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1628-4-0x0000000074E40000-0x0000000074E7E000-memory.dmp

Filesize
248KB

Download
memory/1628-5-0x0000000074E40000-0x0000000074E7E000-memory.dmp

Filesize
248KB

Download
memory/1628-6-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1628-7-0x0000000074E40000-0x0000000074E7E000-memory.dmp

Filesize
248KB

Download