dridex | b7c61a198eac66984470f9efd21edc7eb66deb4d04a9f178b144e7b790e397f0

Analysis

max time kernel
93s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 04:25

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General

Target

JaffaCakes118_b7c61a198eac66984470f9efd21edc7eb66deb4d04a9f178b144e7b790e397f0.dll
Size

184KB
MD5

f9bd8305c29796c62307120cee91061a
SHA1

89bc5eba692673b699d91052d1f0dce015c9b230
SHA256

b7c61a198eac66984470f9efd21edc7eb66deb4d04a9f178b144e7b790e397f0
SHA512

ec70cb8e08be63b7da864ab810331e5b81c947352551d45b91c502bc6fbd161ac350f386e9198730839da5ebfd359f2feef3f7e816ff90c1f4033bdbb0cb77da
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoJlzoxss7:PiLVCIT4WK2z1W+CUHZj4Skq/eaoXoC

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/1524-1-0x0000000075330000-0x000000007535F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4280	1524	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 2288 wrote to memory of 1524	2288	rundll32.exe	82
PID 2288 wrote to memory of 1524	2288	rundll32.exe	82
PID 2288 wrote to memory of 1524	2288	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7c61a198eac66984470f9efd21edc7eb66deb4d04a9f178b144e7b790e397f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b7c61a198eac66984470f9efd21edc7eb66deb4d04a9f178b144e7b790e397f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1524
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1524 -s 616
    3⤵
    - Program crash
    PID:4280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1524 -ip 1524
1⤵
PID:1476

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/1524-0-0x00000000012E0000-0x00000000012E6000-memory.dmp

Filesize
24KB

Download
memory/1524-1-0x0000000075330000-0x000000007535F000-memory.dmp

Filesize
188KB

Download
memory/1524-3-0x00000000012E0000-0x00000000012E6000-memory.dmp

Filesize
24KB

Download