dridex | 6f18b8b8cf77688d0e84e22439406a250504710b62c4df6f6f4b1887b74c9856

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 00:53

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General

Target

JaffaCakes118_6f18b8b8cf77688d0e84e22439406a250504710b62c4df6f6f4b1887b74c9856.dll
Size

188KB
MD5

29daa27c7905de9cea858729f7463fa4
SHA1

b2d0fcf622a09dc3f4ca516f39d5c285075b1eb0
SHA256

6f18b8b8cf77688d0e84e22439406a250504710b62c4df6f6f4b1887b74c9856
SHA512

75d1b2446830d55505358db2922fb3c6efd66285c57038bab4c59f892b453261ec9665c8024772fd48e07fec055a7d64361706f33b1e6d2262324da1edadbf88
SSDEEP

3072:gteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzj9qM:0q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/288-1-0x00000000745F0000-0x0000000074620000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	288	WerFault.exe	30

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 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 1948 wrote to memory of 288	1948	rundll32.exe	30
PID 288 wrote to memory of 2320	288	rundll32.exe	32
PID 288 wrote to memory of 2320	288	rundll32.exe	32
PID 288 wrote to memory of 2320	288	rundll32.exe	32
PID 288 wrote to memory of 2320	288	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f18b8b8cf77688d0e84e22439406a250504710b62c4df6f6f4b1887b74c9856.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6f18b8b8cf77688d0e84e22439406a250504710b62c4df6f6f4b1887b74c9856.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:288
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 288 -s 300
    3⤵
    - Program crash
    PID:2320

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/288-1-0x00000000745F0000-0x0000000074620000-memory.dmp

Filesize
192KB

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memory/288-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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