dridex | a077d7a76ab2f1ed43b8e04f7ae69b052cefb6b56e25f76b95e6a5e737455085

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:11

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General

Target

JaffaCakes118_a077d7a76ab2f1ed43b8e04f7ae69b052cefb6b56e25f76b95e6a5e737455085.dll
Size

177KB
MD5

15ce49336502747afa82876b4f461ddc
SHA1

2bec10a22d8c1a764ae8372310774530a4ff36a3
SHA256

a077d7a76ab2f1ed43b8e04f7ae69b052cefb6b56e25f76b95e6a5e737455085
SHA512

16c879968c61bb03b754f5a244bc423f8a7eb8830c22657949b147ffdde1bdbb6e5ee5eae70eafb6e82af40d71b84b7259e44e794726b6fb49162f21134a253d
SSDEEP

3072:/uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:7zWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/2316-1-0x0000000074B00000-0x0000000074B31000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2348	2316	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 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2512 wrote to memory of 2316	2512	rundll32.exe	31
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32
PID 2316 wrote to memory of 2348	2316	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a077d7a76ab2f1ed43b8e04f7ae69b052cefb6b56e25f76b95e6a5e737455085.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2512
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a077d7a76ab2f1ed43b8e04f7ae69b052cefb6b56e25f76b95e6a5e737455085.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 220
    3⤵
    - Program crash
    PID:2348

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/2316-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074B00000-0x0000000074B31000-memory.dmp

Filesize
196KB

Download
memory/2316-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download