dridex | 748da0a87e879aa9a02bee81d774fb915b94e45b9705f59a2f55fdacda5400aa

Analysis

max time kernel
142s
max time network
126s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08-04-2024 05:22

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General

Target

e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll
Size

188KB
MD5

e6b8d9963bfcf5f51d3b41bafba9c101
SHA1

9cc375635cca369d0b927fddc073e8218dbe5a53
SHA256

748da0a87e879aa9a02bee81d774fb915b94e45b9705f59a2f55fdacda5400aa
SHA512

b6e803ee0ee1be2b1f6ab66e81d93b8245c2619f1b4db57c1faee481e2f6c13c9754824284ad6b16458d33bd13325c8d1efaa3687ba48d19c7254710fd9ea79a
SSDEEP

3072:/H0uyjZqEpAK+Gf78TBdrXkTM5vhRg9Esf0DwvtyMpVnpA+z6tX8sxKViWJ7dU:/Uua/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/2204-0-0x0000000074F60000-0x0000000074F90000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2892 2204 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2892	2204	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2880 wrote to memory of 2204	2880	rundll32.exe	rundll32.exe
PID 2204 wrote to memory of 2892	2204	rundll32.exe	WerFault.exe
PID 2204 wrote to memory of 2892	2204	rundll32.exe	WerFault.exe
PID 2204 wrote to memory of 2892	2204	rundll32.exe	WerFault.exe
PID 2204 wrote to memory of 2892	2204	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2880

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e6b8d9963bfcf5f51d3b41bafba9c101_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2204 -s 308
3⤵
- Program crash
PID:2892

MITRE ATT&CK Matrix

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Downloads

memory/2204-0-0x0000000074F60000-0x0000000074F90000-memory.dmp

Filesize
192KB

Download
memory/2204-1-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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