dridex | 266f53ea2768b644caa92c702be8005ba76fcbc6f10e7d3689d3f2dad9277e26

Analysis

max time kernel
96s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2024, 10:39

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General

Target

JaffaCakes118_266f53ea2768b644caa92c702be8005ba76fcbc6f10e7d3689d3f2dad9277e26.dll
Size

184KB
MD5

8ad771548615494cb1149920962374dc
SHA1

5ca358e5da4859ce05cb70261ce9bb4ca032a7f5
SHA256

266f53ea2768b644caa92c702be8005ba76fcbc6f10e7d3689d3f2dad9277e26
SHA512

230c5223bc64e7ba02e2e2da0d96531b67b1fe90b1e2d5992a27e3077417e2f2f6100e754785fe3afeb1a0beda890c249e18d9bffbdb68a1802e05e7fde25c65
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:PiLVCIT4WK2z1W+CUHZj4Skq/eaoooC

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
behavioral2/memory/4104-0-0x0000000075590000-0x00000000755BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4144	4104	WerFault.exe	83

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 3 IoCs

description	pid	Process	procid_target
PID 208 wrote to memory of 4104	208	rundll32.exe	83
PID 208 wrote to memory of 4104	208	rundll32.exe	83
PID 208 wrote to memory of 4104	208	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_266f53ea2768b644caa92c702be8005ba76fcbc6f10e7d3689d3f2dad9277e26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:208
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_266f53ea2768b644caa92c702be8005ba76fcbc6f10e7d3689d3f2dad9277e26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4104
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4104 -s 616
    3⤵
    - Program crash
    PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4104 -ip 4104
1⤵
PID:2068

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/4104-0-0x0000000075590000-0x00000000755BF000-memory.dmp

Filesize
188KB

Download
memory/4104-2-0x0000000002910000-0x0000000002916000-memory.dmp

Filesize
24KB

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