dridex | 4140ed6e6a43ec06a31cd429d1b07a4087a2867e8806f06e7230ff7ab604509c

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 23:38

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General

Target

JaffaCakes118_4140ed6e6a43ec06a31cd429d1b07a4087a2867e8806f06e7230ff7ab604509c.dll
Size

184KB
MD5

765d8391fc0794433a579ad1b3d31a40
SHA1

c2f1207360c13f4e57ec93b750a92c3401ff41b1
SHA256

4140ed6e6a43ec06a31cd429d1b07a4087a2867e8806f06e7230ff7ab604509c
SHA512

2d07c759efc16d51eb1b581a1a1bb8f6cf3bc8735b98394eb31042b7ac947e35889b2573022b4269db2b02ea8a7aba12e24d8dc15978de55f1763ce139643b0d
SSDEEP

3072:AiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:AiLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

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/2220-1-0x0000000074C50000-0x0000000074C7F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2820	2220	WerFault.exe	29

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 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2608 wrote to memory of 2220	2608	rundll32.exe	29
PID 2220 wrote to memory of 2820	2220	rundll32.exe	30
PID 2220 wrote to memory of 2820	2220	rundll32.exe	30
PID 2220 wrote to memory of 2820	2220	rundll32.exe	30
PID 2220 wrote to memory of 2820	2220	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4140ed6e6a43ec06a31cd429d1b07a4087a2867e8806f06e7230ff7ab604509c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2608
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4140ed6e6a43ec06a31cd429d1b07a4087a2867e8806f06e7230ff7ab604509c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2220 -s 224
    3⤵
    - Program crash
    PID:2820

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/2220-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2220-1-0x0000000074C50000-0x0000000074C7F000-memory.dmp

Filesize
188KB

Download
memory/2220-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download