dridex | 5c702bade3f8adc94fa5433b35274d28712ea44892d4e37ee4a41deccdc7e1fd

Analysis

max time kernel
140s
max time network
119s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01-04-2024 07:05

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General

Target

6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll
Size

244KB
MD5

6b3416e2c517621b5d670800a30d484f
SHA1

99a6cb09bfbff5bd041b25648f90779f5541c52f
SHA256

5c702bade3f8adc94fa5433b35274d28712ea44892d4e37ee4a41deccdc7e1fd
SHA512

fe5a43641b55bbaea7c194df6d336579fa046f75233d066a507b87faceb7a46271fa7b2e5293bd4cc4daeaa7ff8e699a310567a6deea999c9c82795f942cf929
SSDEEP

3072:umMHLYjs2g+ciAlYDyOWIsh0pMf+66C4FxTdCU1byGkGcyXDTEWlDkr/:urHL+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/2336-5-0x0000000074970000-0x00000000749AE000-memory.dmp	dridex_ldr
behavioral1/memory/2336-7-0x0000000074970000-0x00000000749AE000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2312 2336 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2312	2336	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2752 wrote to memory of 2336	2752	rundll32.exe	rundll32.exe
PID 2336 wrote to memory of 2312	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2312	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2312	2336	rundll32.exe	WerFault.exe
PID 2336 wrote to memory of 2312	2336	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6b3416e2c517621b5d670800a30d484f_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2336

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 244
3⤵
- Program crash
PID:2312

MITRE ATT&CK Matrix

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Downloads

memory/2336-0-0x0000000074970000-0x00000000749AE000-memory.dmp

Filesize
248KB

Download
memory/2336-2-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2336-4-0x0000000074970000-0x00000000749AE000-memory.dmp

Filesize
248KB

Download
memory/2336-5-0x0000000074970000-0x00000000749AE000-memory.dmp

Filesize
248KB

Download
memory/2336-6-0x00000000000D0000-0x00000000000D6000-memory.dmp

Filesize
24KB

Download
memory/2336-7-0x0000000074970000-0x00000000749AE000-memory.dmp

Filesize
248KB

Download