dridex | 120cef17839c55ff22a925b8f33f18680a3fc7ac48e10ef83c032e94d1da941e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 16:48

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General

Target

JaffaCakes118_120cef17839c55ff22a925b8f33f18680a3fc7ac48e10ef83c032e94d1da941e.dll
Size

184KB
MD5

33deeaf90ec04b1989d947b6e05dfb9f
SHA1

aabdca820d0966d17d05ef03ffd8e7c6599bcad7
SHA256

120cef17839c55ff22a925b8f33f18680a3fc7ac48e10ef83c032e94d1da941e
SHA512

9c39ff2971eaec32b802522ddd5a9660f2aab02d13228070fa4eaca1b5fd0c728189e4e05bfc2b096bd21367f57b1aa9ed40c5cfa6faa840a8e3e5ebefad7d50
SSDEEP

3072:SiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:SiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2080-0-0x0000000074860000-0x000000007488F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	2080	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 1224 wrote to memory of 2080	1224	rundll32.exe	31
PID 2080 wrote to memory of 2360	2080	rundll32.exe	32
PID 2080 wrote to memory of 2360	2080	rundll32.exe	32
PID 2080 wrote to memory of 2360	2080	rundll32.exe	32
PID 2080 wrote to memory of 2360	2080	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_120cef17839c55ff22a925b8f33f18680a3fc7ac48e10ef83c032e94d1da941e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_120cef17839c55ff22a925b8f33f18680a3fc7ac48e10ef83c032e94d1da941e.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 220
    3⤵
    - Program crash
    PID:2360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2080-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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memory/2080-0-0x0000000074860000-0x000000007488F000-memory.dmp

Filesize
188KB

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