dridex | 39306bfcffff38f3f8f8526d69ecfb9fdb16c4522267e35e8cb988034c311a03

Analysis

max time kernel
117s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:53

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General

Target

JaffaCakes118_39306bfcffff38f3f8f8526d69ecfb9fdb16c4522267e35e8cb988034c311a03.dll
Size

177KB
MD5

9e119d4da52859eba1a41f7f887074be
SHA1

14fba2d093babf9c33fe01f92ecf0a2b8ede7c33
SHA256

39306bfcffff38f3f8f8526d69ecfb9fdb16c4522267e35e8cb988034c311a03
SHA512

f1a298a6de1c486df41224ffb2b39330eef18798e3dbca7ad0ffb3591a94fc6deadcaf528c068e6dcd23f75edb845d725fe3d85a99b8d57006af12e92c781344
SSDEEP

3072:2uCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:qzWxkOP4p2EesvcDi6DOHPJ

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/2340-1-0x0000000074C60000-0x0000000074C91000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2324	2340	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 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2124 wrote to memory of 2340	2124	rundll32.exe	30
PID 2340 wrote to memory of 2324	2340	rundll32.exe	32
PID 2340 wrote to memory of 2324	2340	rundll32.exe	32
PID 2340 wrote to memory of 2324	2340	rundll32.exe	32
PID 2340 wrote to memory of 2324	2340	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39306bfcffff38f3f8f8526d69ecfb9fdb16c4522267e35e8cb988034c311a03.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39306bfcffff38f3f8f8526d69ecfb9fdb16c4522267e35e8cb988034c311a03.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 220
    3⤵
    - Program crash
    PID:2324

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/2340-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2340-1-0x0000000074C60000-0x0000000074C91000-memory.dmp

Filesize
196KB

Download
memory/2340-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download