dridex | e84142036d585337c71d6dfe9f0eb2051fc6652af5b36702001d115956cc5ef3

Analysis

max time kernel
148s
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
23-12-2024 14:30

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General

Target

JaffaCakes118_e84142036d585337c71d6dfe9f0eb2051fc6652af5b36702001d115956cc5ef3.dll
Size

184KB
MD5

39c021b7bba768766f25453614662e3b
SHA1

9d305f5e6d3ef9c50be35522125396ea9f6f7062
SHA256

e84142036d585337c71d6dfe9f0eb2051fc6652af5b36702001d115956cc5ef3
SHA512

c7f84427c401d7fe575024aad91e86a1cabd4e0ac6537fbe724ee13a41de65df54713e498e15342f8c3c8143ba9e9014f6694b6366d57efaf81f74ac0d13d0bc
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoFlzoxss7:xiLVCIT4WK2z1W+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
behavioral2/memory/4836-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4436	4836	WerFault.exe	82

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 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82
PID 4120 wrote to memory of 4836	4120	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e84142036d585337c71d6dfe9f0eb2051fc6652af5b36702001d115956cc5ef3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4120
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e84142036d585337c71d6dfe9f0eb2051fc6652af5b36702001d115956cc5ef3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4836 -s 616
    3⤵
    - Program crash
    PID:4436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4836 -ip 4836
1⤵
PID:3948

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

Replay Monitor

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Downloads

memory/4836-0-0x0000000000580000-0x0000000000586000-memory.dmp

Filesize
24KB

Download
memory/4836-1-0x0000000074FC0000-0x0000000074FEF000-memory.dmp

Filesize
188KB

Download
memory/4836-3-0x0000000000580000-0x0000000000586000-memory.dmp

Filesize
24KB

Download