dridex | 3722549debd2d0082e2a37bd32e3823ccf61bcdf73492b0ce10e565db139a54c

Analysis

max time kernel
95s
max time network
145s
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 15:57

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General

Target

JaffaCakes118_3722549debd2d0082e2a37bd32e3823ccf61bcdf73492b0ce10e565db139a54c.dll
Size

184KB
MD5

edb1b9c15bb7d0ca24a451f52c90ca9a
SHA1

d012ca072fc7fdf7f30d3b7a1733fee006452584
SHA256

3722549debd2d0082e2a37bd32e3823ccf61bcdf73492b0ce10e565db139a54c
SHA512

b659f7a0c9c2e2484519035940a7a8ed11d693410efabd2ac086d84815fc61867206add25151e45dab90a4a7bb62581d44e15f13809161b60b3b851906dbab15
SSDEEP

3072:uiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:uiLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/3484-1-0x0000000075370000-0x000000007539F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4224	3484	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 4388 wrote to memory of 3484	4388	rundll32.exe	82
PID 4388 wrote to memory of 3484	4388	rundll32.exe	82
PID 4388 wrote to memory of 3484	4388	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3722549debd2d0082e2a37bd32e3823ccf61bcdf73492b0ce10e565db139a54c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3722549debd2d0082e2a37bd32e3823ccf61bcdf73492b0ce10e565db139a54c.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 616
    3⤵
    - Program crash
    PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3484 -ip 3484
1⤵
PID:4248

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/3484-0-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download
memory/3484-1-0x0000000075370000-0x000000007539F000-memory.dmp

Filesize
188KB

Download
memory/3484-3-0x0000000000E80000-0x0000000000E86000-memory.dmp

Filesize
24KB

Download