dridex | a48408d1fbdd252e024d2ea2c0d8dc9939981207bc0e1d39bda52a29b967c22d

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:35

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General

Target

JaffaCakes118_a48408d1fbdd252e024d2ea2c0d8dc9939981207bc0e1d39bda52a29b967c22d.dll
Size

184KB
MD5

89405228878366f869e0983b272974f9
SHA1

829d7c31f37ec792fb94d288e66ccd6331dfdd71
SHA256

a48408d1fbdd252e024d2ea2c0d8dc9939981207bc0e1d39bda52a29b967c22d
SHA512

37d67307dad9ffeb186c14ebe99da040f71b143a84f3567132f4c31716a17be1a47ce577bb36760f29d16d9268f31f1df63e2eb11ae21058d74100f1545d4f48
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoqlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaogoC

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/2612-1-0x00000000750F0000-0x000000007511F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2256	2612	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 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2016 wrote to memory of 2612	2016	rundll32.exe	31
PID 2612 wrote to memory of 2256	2612	rundll32.exe	32
PID 2612 wrote to memory of 2256	2612	rundll32.exe	32
PID 2612 wrote to memory of 2256	2612	rundll32.exe	32
PID 2612 wrote to memory of 2256	2612	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a48408d1fbdd252e024d2ea2c0d8dc9939981207bc0e1d39bda52a29b967c22d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a48408d1fbdd252e024d2ea2c0d8dc9939981207bc0e1d39bda52a29b967c22d.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 220
    3⤵
    - Program crash
    PID:2256

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/2612-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2612-1-0x00000000750F0000-0x000000007511F000-memory.dmp

Filesize
188KB

Download
memory/2612-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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