dridex | 398eff878da741607c4bab369a451450b6405a521efaa5a49fdfe6328cfdd51a

Analysis

max time kernel
150s
max time network
150s
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 05:40

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General

Target

JaffaCakes118_398eff878da741607c4bab369a451450b6405a521efaa5a49fdfe6328cfdd51a.dll
Size

184KB
MD5

e2c3aaae51f79fab37abc46170ac8a0b
SHA1

4ec4394d4d3e3f4f0242f75d6bf9423061f22e83
SHA256

398eff878da741607c4bab369a451450b6405a521efaa5a49fdfe6328cfdd51a
SHA512

fc72b7a86d9e5d64ab65ff15b296d3b10e917580d92c557c4b335324c4017ef085887acea7d685d4465ba6e6b358d1fffbd729ea0fe2fa7b8c6848a8bc54314e
SSDEEP

3072:BiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:BiLVCIT4WK2z1W+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/3460-0-0x00000000758B0000-0x00000000758DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3680	3460	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 2456 wrote to memory of 3460	2456	rundll32.exe	83
PID 2456 wrote to memory of 3460	2456	rundll32.exe	83
PID 2456 wrote to memory of 3460	2456	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_398eff878da741607c4bab369a451450b6405a521efaa5a49fdfe6328cfdd51a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_398eff878da741607c4bab369a451450b6405a521efaa5a49fdfe6328cfdd51a.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3460 -s 616
    3⤵
    - Program crash
    PID:3680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3460 -ip 3460
1⤵
PID:3972

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/3460-0-0x00000000758B0000-0x00000000758DF000-memory.dmp

Filesize
188KB

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memory/3460-2-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

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