dridex | 3268baf7fb22aa1cddf02cb3455ce4d2fbdde6dfbf35e3be8efd7f1e06f7c2ef

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 20:43

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General

Target

JaffaCakes118_3268baf7fb22aa1cddf02cb3455ce4d2fbdde6dfbf35e3be8efd7f1e06f7c2ef.dll
Size

184KB
MD5

4ef028be30d27be14f0c2918e7fdbe94
SHA1

432b814b89d14194e678f628b91282f0fe9f4b93
SHA256

3268baf7fb22aa1cddf02cb3455ce4d2fbdde6dfbf35e3be8efd7f1e06f7c2ef
SHA512

cccf801a54c8f918bbcf6e3b82f84e6c2c05cbea37e68d4974160b92145be39de71e4cd8048dc3ad224324096817d3d3c848c7ca764d61e600f20085446bd539
SSDEEP

3072:BJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JIa//2uFrSc:CfYOX+wTScR/Xzku9LVw/uG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2508-0-0x0000000075450000-0x000000007547F000-memory.dmp	dridex_ldr
behavioral1/memory/2508-1-0x0000000075450000-0x000000007547F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1992	2508	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 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 1856 wrote to memory of 2508	1856	rundll32.exe	30
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31
PID 2508 wrote to memory of 1992	2508	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3268baf7fb22aa1cddf02cb3455ce4d2fbdde6dfbf35e3be8efd7f1e06f7c2ef.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3268baf7fb22aa1cddf02cb3455ce4d2fbdde6dfbf35e3be8efd7f1e06f7c2ef.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 220
    3⤵
    - Program crash
    PID:1992

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/2508-0-0x0000000075450000-0x000000007547F000-memory.dmp

Filesize
188KB

Download
memory/2508-1-0x0000000075450000-0x000000007547F000-memory.dmp

Filesize
188KB

Download
memory/2508-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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