dridex | 85034ba8c6820ca71b326fd0e0fa9b10bcccc87a3ae158d56501ee59ab91981b

Analysis

max time kernel
93s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
11-10-2024 15:23

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General

Target

357d2ace301f77039661648f582d1bf6_JaffaCakes118.dll
Size

184KB
MD5

357d2ace301f77039661648f582d1bf6
SHA1

98bebeb9b00f83572c88718efa21959dc8bfc06a
SHA256

85034ba8c6820ca71b326fd0e0fa9b10bcccc87a3ae158d56501ee59ab91981b
SHA512

790869a6de911c5a6f7f4b01ec363bab466be8cd9b7884bca0897912c77c30a9da142679584e628e09bd1e6425da5683fb0da0f4458d7a4337afd529e10a1904
SSDEEP

3072:kDHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMFZsvQ:YMhP1cq7/16CT9jnR1Vz7i8

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

137.74.112.43:443

216.108.227.55:6225

94.177.176.51:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4424-0-0x0000000074F10000-0x0000000074F40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5092	4424	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 2032 wrote to memory of 4424	2032	rundll32.exe	83
PID 2032 wrote to memory of 4424	2032	rundll32.exe	83
PID 2032 wrote to memory of 4424	2032	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\357d2ace301f77039661648f582d1bf6_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\357d2ace301f77039661648f582d1bf6_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4424 -s 612
    3⤵
    - Program crash
    PID:5092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4424 -ip 4424
1⤵
PID:2520

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/4424-2-0x0000000001060000-0x0000000001066000-memory.dmp

Filesize
24KB

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memory/4424-0-0x0000000074F10000-0x0000000074F40000-memory.dmp

Filesize
192KB

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