dridex | c5405c2c099e3e26683abe1cdc58c2fe54f49c74b563bc7384f961962fc2978b

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 22:06

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General

Target

JaffaCakes118_c5405c2c099e3e26683abe1cdc58c2fe54f49c74b563bc7384f961962fc2978b.dll
Size

184KB
MD5

4ad3b7febdc85655f67c173d2aff39cb
SHA1

263b5ad12bed7f8809702909355215b4e12e115c
SHA256

c5405c2c099e3e26683abe1cdc58c2fe54f49c74b563bc7384f961962fc2978b
SHA512

e8a5fdbc5e435cb9eca1520dae3c60362b3218b24f579aa5d0a0a194ed87ac7c99d7d570e491302b5f3780cded489f8c8c9ee4a18482f799c71c53c5ae8774f9
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eaoLoC

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/2532-0-0x0000000074FE0000-0x000000007500F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2532	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 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2232 wrote to memory of 2532	2232	rundll32.exe	30
PID 2532 wrote to memory of 2800	2532	rundll32.exe	31
PID 2532 wrote to memory of 2800	2532	rundll32.exe	31
PID 2532 wrote to memory of 2800	2532	rundll32.exe	31
PID 2532 wrote to memory of 2800	2532	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5405c2c099e3e26683abe1cdc58c2fe54f49c74b563bc7384f961962fc2978b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c5405c2c099e3e26683abe1cdc58c2fe54f49c74b563bc7384f961962fc2978b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 220
    3⤵
    - Program crash
    PID:2800

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/2532-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

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memory/2532-0-0x0000000074FE0000-0x000000007500F000-memory.dmp

Filesize
188KB

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