dridex | c57dd538e4befff2d099a2c426d7b4b31abb63f2619998c1f8126292fae16883

Analysis

max time kernel
91s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 17:22

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General

Target

JaffaCakes118_c57dd538e4befff2d099a2c426d7b4b31abb63f2619998c1f8126292fae16883.dll
Size

184KB
MD5

7400bb1eac8e4ca0cc99b8019325396d
SHA1

662095f11ef1ad30c0d637fed212b91bc2e69d4d
SHA256

c57dd538e4befff2d099a2c426d7b4b31abb63f2619998c1f8126292fae16883
SHA512

1c447dc39312b3fbbc25185b727fcbff464bd5bc4909a5bbb3cba56e89a826b4b7a643742a437b7566a3f3dd57fbc75f97764540d10cee7c4d90ce6e1e0fe9c1
SSDEEP

3072:F92qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMT0rLA:F9NSMOEpQ1Q3ODAr+VQ

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/2396-1-0x0000000075610000-0x000000007563F000-memory.dmp	dridex_ldr
behavioral2/memory/2396-2-0x0000000075610000-0x000000007563F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3500	2396	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 436 wrote to memory of 2396	436	rundll32.exe	82
PID 436 wrote to memory of 2396	436	rundll32.exe	82
PID 436 wrote to memory of 2396	436	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c57dd538e4befff2d099a2c426d7b4b31abb63f2619998c1f8126292fae16883.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c57dd538e4befff2d099a2c426d7b4b31abb63f2619998c1f8126292fae16883.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2396
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2396 -s 616
    3⤵
    - Program crash
    PID:3500

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2396 -ip 2396
1⤵
PID:4016

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

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Downloads

memory/2396-0-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download
memory/2396-1-0x0000000075610000-0x000000007563F000-memory.dmp

Filesize
188KB

Download
memory/2396-3-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download
memory/2396-2-0x0000000075610000-0x000000007563F000-memory.dmp

Filesize
188KB

Download