dridex | a2425cf71d87b175b67a7f7b82e8d93d334d844a814202123dc57e5566d48660

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 19:34

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General

Target

JaffaCakes118_a2425cf71d87b175b67a7f7b82e8d93d334d844a814202123dc57e5566d48660.dll
Size

184KB
MD5

d359fa9e87d179c91018f9a4f5fd22b2
SHA1

212d9ce8dd4b215ea50f6925a1b4d5f7df081635
SHA256

a2425cf71d87b175b67a7f7b82e8d93d334d844a814202123dc57e5566d48660
SHA512

8a6328e6a4d5728592e23bb75023004d60feca3a5ee473df806b66f97e7eb9cb431b0b8af01bfd95a5bace82c83602552a22274aa6948572fa5a5c8d55c83e65
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoDlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoZoC

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
behavioral1/memory/2532-1-0x0000000074EB0000-0x0000000074EDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2076	2532	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 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2100 wrote to memory of 2532	2100	rundll32.exe	31
PID 2532 wrote to memory of 2076	2532	rundll32.exe	32
PID 2532 wrote to memory of 2076	2532	rundll32.exe	32
PID 2532 wrote to memory of 2076	2532	rundll32.exe	32
PID 2532 wrote to memory of 2076	2532	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2425cf71d87b175b67a7f7b82e8d93d334d844a814202123dc57e5566d48660.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a2425cf71d87b175b67a7f7b82e8d93d334d844a814202123dc57e5566d48660.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2532
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 220
    3⤵
    - Program crash
    PID:2076

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/2532-2-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

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memory/2532-1-0x0000000074EB0000-0x0000000074EDF000-memory.dmp

Filesize
188KB

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