dridex | b36d9174958869044b69d02acfcc2da53893a05da5493123c71e30d18f5555b6

Analysis

max time kernel
140s
max time network
117s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10-04-2024 21:11

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General

Target

ebffb07cbc1b41d88b23547b0e42e9f4_JaffaCakes118.dll
Size

188KB
MD5

ebffb07cbc1b41d88b23547b0e42e9f4
SHA1

f9c610ce900c394dd53d5e9368ac3a8e8a3d77ad
SHA256

b36d9174958869044b69d02acfcc2da53893a05da5493123c71e30d18f5555b6
SHA512

45329387867fb91afe154ceb26f966321fa2a9abba9b53972b04bbcc51ffe510568d10e0af84878066578d90c1a59b00a79303b564814d13bd8791f90fb42459
SSDEEP

3072:4H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWi7dU:4Uua/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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/3016-0-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr
behavioral1/memory/3016-2-0x00000000752A0000-0x00000000752D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1520 3016 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1520	3016	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 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3048 wrote to memory of 3016	3048	rundll32.exe	rundll32.exe
PID 3016 wrote to memory of 1520	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 1520	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 1520	3016	rundll32.exe	WerFault.exe
PID 3016 wrote to memory of 1520	3016	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebffb07cbc1b41d88b23547b0e42e9f4_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebffb07cbc1b41d88b23547b0e42e9f4_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 300
3⤵
- Program crash
PID:1520

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3016-0-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download
memory/3016-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/3016-2-0x00000000752A0000-0x00000000752D0000-memory.dmp

Filesize
192KB

Download