dridex | d026d45b5fc697158bddbc19c23c9b48a3b56ebb6fa05e475e962a51e83102da

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:07

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General

Target

JaffaCakes118_d026d45b5fc697158bddbc19c23c9b48a3b56ebb6fa05e475e962a51e83102da.dll
Size

184KB
MD5

16e7053436b6978e51c0ea071ae65778
SHA1

241308f0c8ae48a5cd2c309eee67fedb49fe1917
SHA256

d026d45b5fc697158bddbc19c23c9b48a3b56ebb6fa05e475e962a51e83102da
SHA512

a92a8b5c3aade7bc216c7c78d0346ae03fa92545b87610b4d9fa043e4bacc09ede282154e1937d0a6ddc4c718c588926c072197d934e49116c4fed68e2f90008
SSDEEP

3072:4W8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmJWx9ixCH0u:T8qh+66QsRdNiBW/06ngmJWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1944-1-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr
behavioral1/memory/1944-2-0x0000000075270000-0x00000000752A0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	1944	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 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1984 wrote to memory of 1944	1984	rundll32.exe	30
PID 1944 wrote to memory of 3052	1944	rundll32.exe	31
PID 1944 wrote to memory of 3052	1944	rundll32.exe	31
PID 1944 wrote to memory of 3052	1944	rundll32.exe	31
PID 1944 wrote to memory of 3052	1944	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d026d45b5fc697158bddbc19c23c9b48a3b56ebb6fa05e475e962a51e83102da.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d026d45b5fc697158bddbc19c23c9b48a3b56ebb6fa05e475e962a51e83102da.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 220
    3⤵
    - Program crash
    PID:3052

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/1944-0-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1944-1-0x0000000075270000-0x00000000752A0000-memory.dmp

Filesize
192KB

Download
memory/1944-2-0x0000000075270000-0x00000000752A0000-memory.dmp

Filesize
192KB

Download
memory/1944-4-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download