dridex | b1a706041f09e978ddbd00ceb61ac3649df0a4824d7d1c94a3cdc0126149a4fb

Analysis

max time kernel
96s
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 09:47

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General

Target

JaffaCakes118_b1a706041f09e978ddbd00ceb61ac3649df0a4824d7d1c94a3cdc0126149a4fb.dll
Size

188KB
MD5

0072c444fcb4aee10feae5d0521c3fc1
SHA1

44a1f0f86bb2cc288a2fac2f828674a29f4fddb8
SHA256

b1a706041f09e978ddbd00ceb61ac3649df0a4824d7d1c94a3cdc0126149a4fb
SHA512

ae31668521dcf8a2130024279bbc48551ed5cbf778bef4b90f2c03e8a60103208d2f8d47c48db6a8713e6608bb99d887ef0acab5e57fa998fa3a6c90ff856463
SSDEEP

3072:4teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz/9qM:8q7fYIHBZkTB6DWruUCOwjt

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/4668-1-0x00000000757B0000-0x00000000757E0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4940	4668	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 2012 wrote to memory of 4668	2012	rundll32.exe	83
PID 2012 wrote to memory of 4668	2012	rundll32.exe	83
PID 2012 wrote to memory of 4668	2012	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1a706041f09e978ddbd00ceb61ac3649df0a4824d7d1c94a3cdc0126149a4fb.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1a706041f09e978ddbd00ceb61ac3649df0a4824d7d1c94a3cdc0126149a4fb.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4668
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 692
    3⤵
    - Program crash
    PID:4940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4668 -ip 4668
1⤵
PID:1704

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/4668-0-0x0000000002750000-0x0000000002756000-memory.dmp

Filesize
24KB

Download
memory/4668-1-0x00000000757B0000-0x00000000757E0000-memory.dmp

Filesize
192KB

Download
memory/4668-3-0x0000000002750000-0x0000000002756000-memory.dmp

Filesize
24KB

Download