dridex | 84cafd0adc0610cb0a58e59827c5aac6d714793eab86196b35b44fe3237698d9

Analysis

max time kernel
91s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:14

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General

Target

JaffaCakes118_84cafd0adc0610cb0a58e59827c5aac6d714793eab86196b35b44fe3237698d9.dll
Size

184KB
MD5

b8f331687e699fdbb2307fca0393f62b
SHA1

892314cd9dece165ae0538d9826efe44a5ecf91a
SHA256

84cafd0adc0610cb0a58e59827c5aac6d714793eab86196b35b44fe3237698d9
SHA512

8bbf73f130e5db5f50607e3d4dab7d7656a3e65d59b9193f21040baf331cde067538a94cc64bbdf6931b4c0fb60ae71021250347943cacea8e24fbb64f69a3b8
SSDEEP

3072:vJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JZa//2uFrSc:8fYOX+wTScR/Xzku9LVwuuG

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/2676-1-0x0000000074810000-0x000000007483F000-memory.dmp	dridex_ldr
behavioral1/memory/2676-2-0x0000000074810000-0x000000007483F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2676	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 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2188 wrote to memory of 2676	2188	rundll32.exe	30
PID 2676 wrote to memory of 2756	2676	rundll32.exe	31
PID 2676 wrote to memory of 2756	2676	rundll32.exe	31
PID 2676 wrote to memory of 2756	2676	rundll32.exe	31
PID 2676 wrote to memory of 2756	2676	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84cafd0adc0610cb0a58e59827c5aac6d714793eab86196b35b44fe3237698d9.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84cafd0adc0610cb0a58e59827c5aac6d714793eab86196b35b44fe3237698d9.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2676
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 220
    3⤵
    - Program crash
    PID:2756

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/2676-0-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2676-1-0x0000000074810000-0x000000007483F000-memory.dmp

Filesize
188KB

Download
memory/2676-3-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2676-2-0x0000000074810000-0x000000007483F000-memory.dmp

Filesize
188KB

Download