dridex | 61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 23:21

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General

Target

JaffaCakes118_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll
Size

171KB
MD5

8e99b090526c9ca966c983d2276f1183
SHA1

beaea72e89ed4f5dce7ec1834a75d9bac0a1f079
SHA256

61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46
SHA512

75f8dc6707342e0108086244aec1a29a7d9a89fa91c923952260e53dee31afeb5cadb6a5e1d2801d4ac6b0dcdb856249ddf05439e72c49e1728e6f94cc04a3b7
SSDEEP

3072:Gi49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:GH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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/3020-1-0x0000000075080000-0x00000000750B0000-memory.dmp	dridex_ldr
behavioral1/memory/3020-2-0x0000000075080000-0x00000000750B0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2420	3020	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 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 2696 wrote to memory of 3020	2696	rundll32.exe	30
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32
PID 3020 wrote to memory of 2420	3020	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_61d07748edf531aa8bb3a26a7f28bf4983e577b83857e3f9c6cde74b68981c46.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 256
    3⤵
    - Program crash
    PID:2420

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/3020-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3020-1-0x0000000075080000-0x00000000750B0000-memory.dmp

Filesize
192KB

Download
memory/3020-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/3020-2-0x0000000075080000-0x00000000750B0000-memory.dmp

Filesize
192KB

Download