dridex | 557def3ee5188d8f148a4c0ddc400c6bb1af4378d1337c6713d1af4a151f920a

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:14

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General

Target

JaffaCakes118_557def3ee5188d8f148a4c0ddc400c6bb1af4378d1337c6713d1af4a151f920a.dll
Size

188KB
MD5

a115e6f10ebd5a1c28270f270ef29ef7
SHA1

a9dcf6ffb573b4b804d27b1104cee8c43f31b94c
SHA256

557def3ee5188d8f148a4c0ddc400c6bb1af4378d1337c6713d1af4a151f920a
SHA512

9694a620f39c77a6c5e255c3fa17a7edd09e7694d771411b2da860927c8bf08f23a0d3025f1350517f42023915fc4339b8e89335ffaa06711ee3ae88052b0eff
SSDEEP

3072:8teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzK9qM:Aq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2128-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2128	WerFault.exe	30

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 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2984 wrote to memory of 2128	2984	rundll32.exe	30
PID 2128 wrote to memory of 2728	2128	rundll32.exe	31
PID 2128 wrote to memory of 2728	2128	rundll32.exe	31
PID 2128 wrote to memory of 2728	2128	rundll32.exe	31
PID 2128 wrote to memory of 2728	2128	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_557def3ee5188d8f148a4c0ddc400c6bb1af4378d1337c6713d1af4a151f920a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_557def3ee5188d8f148a4c0ddc400c6bb1af4378d1337c6713d1af4a151f920a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 300
    3⤵
    - Program crash
    PID:2728

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/2128-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2128-1-0x0000000074E90000-0x0000000074EC0000-memory.dmp

Filesize
192KB

Download
memory/2128-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download