dridex | a617d64b10235b318d9868a66891ac69523e49fe1d07b4e9c83ffe32211d458f

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 01:17

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General

Target

JaffaCakes118_a617d64b10235b318d9868a66891ac69523e49fe1d07b4e9c83ffe32211d458f.dll
Size

184KB
MD5

4fed5d2fe9ebe148d0c643fd7bc9d114
SHA1

f09b09450c9ab280898306316abf06d8506d3f35
SHA256

a617d64b10235b318d9868a66891ac69523e49fe1d07b4e9c83ffe32211d458f
SHA512

d778c1c37b7f1e8e29f86e6f53e8ab318705af8625ea7a021322049e21b956993aa9e02f3e52187ea64d3ef181f3c5406e87b83db8ecc1c01c99abfa8f329b1d
SSDEEP

3072:8iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:8iLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/2184-1-0x00000000745B0000-0x00000000745DF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2524	2184	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 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2280 wrote to memory of 2184	2280	rundll32.exe	30
PID 2184 wrote to memory of 2524	2184	rundll32.exe	31
PID 2184 wrote to memory of 2524	2184	rundll32.exe	31
PID 2184 wrote to memory of 2524	2184	rundll32.exe	31
PID 2184 wrote to memory of 2524	2184	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a617d64b10235b318d9868a66891ac69523e49fe1d07b4e9c83ffe32211d458f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a617d64b10235b318d9868a66891ac69523e49fe1d07b4e9c83ffe32211d458f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 220
    3⤵
    - Program crash
    PID:2524

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/2184-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2184-1-0x00000000745B0000-0x00000000745DF000-memory.dmp

Filesize
188KB

Download
memory/2184-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download