dridex | 844d3069f2c7b947d713b12b99b66f865b630fba0d924a8ca132287af2d4159b

Analysis

max time kernel
142s
max time network
124s
platform
windows7_x64
resource
win7-20240319-en
resource tags

arch:x64arch:x86image:win7-20240319-enlocale:en-usos:windows7-x64system
submitted
16-04-2024 14:43

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General

Target

f3b48bba0f43cdc3572e1b2b56db154b_JaffaCakes118.dll
Size

188KB
MD5

f3b48bba0f43cdc3572e1b2b56db154b
SHA1

d46e61ff17c173e0dbd2cf5cc4adf1afa1efd488
SHA256

844d3069f2c7b947d713b12b99b66f865b630fba0d924a8ca132287af2d4159b
SHA512

98dd5d0b1c3a57d444dd563577ce01d33dd5f6531a86e25e6e3b35d00db94f593c982a1196e1af1096050d66e8e2fb1dde84a66d4d947d43dbc37beeda951120
SSDEEP

3072:gH0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWW7dU:gUua/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/2276-0-0x00000000744D0000-0x0000000074500000-memory.dmp	dridex_ldr
behavioral1/memory/2276-2-0x00000000744D0000-0x0000000074500000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1008 2276 WerFault.exe rundll32.exe

pid	pid_target	process	target process
1008	2276	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 1728 wrote to memory of 2276	1728	rundll32.exe	rundll32.exe
PID 2276 wrote to memory of 1008	2276	rundll32.exe	WerFault.exe
PID 2276 wrote to memory of 1008	2276	rundll32.exe	WerFault.exe
PID 2276 wrote to memory of 1008	2276	rundll32.exe	WerFault.exe
PID 2276 wrote to memory of 1008	2276	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3b48bba0f43cdc3572e1b2b56db154b_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3b48bba0f43cdc3572e1b2b56db154b_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2276 -s 308
3⤵
- Program crash
PID:1008

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2276-0-0x00000000744D0000-0x0000000074500000-memory.dmp

Filesize
192KB

Download
memory/2276-1-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2276-2-0x00000000744D0000-0x0000000074500000-memory.dmp

Filesize
192KB

Download