dridex | 7c02f5734da087fd2d47223a8fd935e5c423a4519b0bd8529b4eca9e74a86c35

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-10-2024 23:19

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General

Target

1a3eb40146ee584c16b4f283c06d2c01_JaffaCakes118.dll
Size

184KB
MD5

1a3eb40146ee584c16b4f283c06d2c01
SHA1

114033a258b84d81e91432b5bfb120aa7fa6b633
SHA256

7c02f5734da087fd2d47223a8fd935e5c423a4519b0bd8529b4eca9e74a86c35
SHA512

6231688d5732c6e67a98b5d6e4052b98591750a7dee2ea0b2765b1c0496f4854d4b5eafd71b135d58d9b470fd9c233896d1798f3f562080695505dafb5d75618
SSDEEP

3072:6DHMD9LnP1KxPqM8/1xYTCKJJ+xpm2s7E7jnR1VzGQiEFMF8svQ:SMhP1cq7/16CT9jnR1Vz7ib

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
behavioral1/memory/2384-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2528	2384	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2520 wrote to memory of 2384	2520	rundll32.exe	31
PID 2384 wrote to memory of 2528	2384	rundll32.exe	32
PID 2384 wrote to memory of 2528	2384	rundll32.exe	32
PID 2384 wrote to memory of 2528	2384	rundll32.exe	32
PID 2384 wrote to memory of 2528	2384	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a3eb40146ee584c16b4f283c06d2c01_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2520
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a3eb40146ee584c16b4f283c06d2c01_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2384 -s 220
    3⤵
    - Program crash
    PID:2528

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/2384-0-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2384-1-0x0000000074C80000-0x0000000074CB0000-memory.dmp

Filesize
192KB

Download
memory/2384-3-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download