dridex | 3eff99c184d5a71a0671feb526e742389f566cadc2b99bba172a2802d97bb5a8

Analysis

max time kernel
94s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 01:52

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General

Target

JaffaCakes118_3eff99c184d5a71a0671feb526e742389f566cadc2b99bba172a2802d97bb5a8.dll
Size

188KB
MD5

9cf5f8030c65eff48339016ec56e8372
SHA1

63a24167dac5b0beeab400c8d469244cf025fd4d
SHA256

3eff99c184d5a71a0671feb526e742389f566cadc2b99bba172a2802d97bb5a8
SHA512

d77ce53bfcfd91dae5a72dc2eb3d754009d127c4e5fedfe8192936b09590cebe28f848086fffbe54980651bc914e5b34048e60068ba48f6bc1c194be3c9fdab8
SSDEEP

3072:qteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz89qM:Cq7fYIHBZkTB6DWruUCOwjt

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
behavioral2/memory/3484-1-0x0000000075430000-0x0000000075460000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
944	3484	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 4308 wrote to memory of 3484	4308	rundll32.exe	83
PID 4308 wrote to memory of 3484	4308	rundll32.exe	83
PID 4308 wrote to memory of 3484	4308	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3eff99c184d5a71a0671feb526e742389f566cadc2b99bba172a2802d97bb5a8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4308
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3eff99c184d5a71a0671feb526e742389f566cadc2b99bba172a2802d97bb5a8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 692
    3⤵
    - Program crash
    PID:944

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3484 -ip 3484
1⤵
PID:856

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/3484-0-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download
memory/3484-1-0x0000000075430000-0x0000000075460000-memory.dmp

Filesize
192KB

Download
memory/3484-3-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download