dridex | 337018dd1f74a69059b73b4fb12721c19d999a76db3abdef8ddfe1d9749867e4

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:57

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General

Target

JaffaCakes118_337018dd1f74a69059b73b4fb12721c19d999a76db3abdef8ddfe1d9749867e4.dll
Size

171KB
MD5

7903623d9f4349e2c7b74ecfdaba580b
SHA1

369f9efddca00fa575d3a1362d77cbc8bbd8da11
SHA256

337018dd1f74a69059b73b4fb12721c19d999a76db3abdef8ddfe1d9749867e4
SHA512

3a48650b3217207c03cc7bf5e1f2b3219f1a8fe704853aab67cc4365ad34fd76799abe4356e15c9017c73cd774128da17093305efe2ca4614a2698672d283f11
SSDEEP

3072:Ti49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:TH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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
behavioral1/memory/2344-1-0x0000000074670000-0x00000000746A0000-memory.dmp	dridex_ldr
behavioral1/memory/2344-2-0x0000000074670000-0x00000000746A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	2344	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 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 1756 wrote to memory of 2344	1756	rundll32.exe	31
PID 2344 wrote to memory of 2284	2344	rundll32.exe	32
PID 2344 wrote to memory of 2284	2344	rundll32.exe	32
PID 2344 wrote to memory of 2284	2344	rundll32.exe	32
PID 2344 wrote to memory of 2284	2344	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_337018dd1f74a69059b73b4fb12721c19d999a76db3abdef8ddfe1d9749867e4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_337018dd1f74a69059b73b4fb12721c19d999a76db3abdef8ddfe1d9749867e4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 256
    3⤵
    - Program crash
    PID:2284

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/2344-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2344-1-0x0000000074670000-0x00000000746A0000-memory.dmp

Filesize
192KB

Download
memory/2344-2-0x0000000074670000-0x00000000746A0000-memory.dmp

Filesize
192KB

Download
memory/2344-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download