dridex | 7e407b03b211cc6f9b3d894f18d78b669b3c807d1db8c820aa28c23e2d7bcee7

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 16:51

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General

Target

f63c3c9ecc7e16c94306483f2dff90ea_JaffaCakes118.dll
Size

188KB
MD5

f63c3c9ecc7e16c94306483f2dff90ea
SHA1

7be69f335ca159d7b7fcc4b71ae45b9ee5236f5d
SHA256

7e407b03b211cc6f9b3d894f18d78b669b3c807d1db8c820aa28c23e2d7bcee7
SHA512

d85f7a69e887b74c948e31bdd28d4202504524cd29a391cc8e5463bf2683d97d2bc1fac18333a85d27a2daf21a09ff38ad9283aef0e6c978cdbfad2019767f81
SSDEEP

3072:iH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWW7dU:iUua/Pv7YNhRIEZDeXVpAxtMsxK

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2056-0-0x0000000075480000-0x00000000754B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2896 2056 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2896	2056	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 1500 wrote to memory of 2056	1500	rundll32.exe	rundll32.exe
PID 2056 wrote to memory of 2896	2056	rundll32.exe	WerFault.exe
PID 2056 wrote to memory of 2896	2056	rundll32.exe	WerFault.exe
PID 2056 wrote to memory of 2896	2056	rundll32.exe	WerFault.exe
PID 2056 wrote to memory of 2896	2056	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f63c3c9ecc7e16c94306483f2dff90ea_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1500

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f63c3c9ecc7e16c94306483f2dff90ea_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2056 -s 308
3⤵
- Program crash
PID:2896

MITRE ATT&CK Matrix

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Downloads

memory/2056-0-0x0000000075480000-0x00000000754B0000-memory.dmp

Filesize
192KB

Download
memory/2056-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download