dridex | 440eb8838c2fbe34dfa82c61acbdecc2219d997848ecd9ed77a46416e6636552

Analysis

max time kernel
120s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 21:30

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General

Target

JaffaCakes118_440eb8838c2fbe34dfa82c61acbdecc2219d997848ecd9ed77a46416e6636552.dll
Size

184KB
MD5

2712b43cd7ccf04dd43e42973933636a
SHA1

0a305b8dec5fe6fc8efc2c65a2f1d90a6168eb81
SHA256

440eb8838c2fbe34dfa82c61acbdecc2219d997848ecd9ed77a46416e6636552
SHA512

46a72f0d3cb80e583fdf3b659017e9863c82a255e7100caac2bf6b4df24764841410358d8f276eaac60fc883225069fec9f6f40065208cb4a978d12633a3dfb2
SSDEEP

3072:3iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoklzoxss7:3iLVCIT4WK2z1W+CUHZj4Skq/eaoaoC

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/2764-1-0x0000000074540000-0x000000007456F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2672	2764	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 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2748 wrote to memory of 2764	2748	rundll32.exe	31
PID 2764 wrote to memory of 2672	2764	rundll32.exe	32
PID 2764 wrote to memory of 2672	2764	rundll32.exe	32
PID 2764 wrote to memory of 2672	2764	rundll32.exe	32
PID 2764 wrote to memory of 2672	2764	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_440eb8838c2fbe34dfa82c61acbdecc2219d997848ecd9ed77a46416e6636552.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_440eb8838c2fbe34dfa82c61acbdecc2219d997848ecd9ed77a46416e6636552.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 220
    3⤵
    - Program crash
    PID:2672

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

Replay Monitor

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Downloads

memory/2764-0-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2764-1-0x0000000074540000-0x000000007456F000-memory.dmp

Filesize
188KB

Download
memory/2764-3-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download