dridex | e29e468cebd3dd6cc97fc900bbc74d18397abc1a4f19794ebe9905f59c0fce99

Analysis

max time kernel
20s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-10-2024 15:34

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General

Target

e29e468cebd3dd6cc97fc900bbc74d18397abc1a4f19794ebe9905f59c0fce99N.dll
Size

184KB
MD5

a4a1dc7b3c82b176f1abfa02aa09ae30
SHA1

78b2483753d70e8d50149b9edc7be76641069d98
SHA256

e29e468cebd3dd6cc97fc900bbc74d18397abc1a4f19794ebe9905f59c0fce99
SHA512

f933652df8c54600e7eee809ca4f4f5028d64b31ce7a004b5371bf883c7dcb461a7ed7038441f848e8160c6a887fd10d0d3580d47b1643f6e05a6346d24c73e5
SSDEEP

3072:dgkQz1PuOprc+kq6VNOe3qbarVEpZlcbBacS9nOdg8dA4l:sPFkq6zOe5ilSanODd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.75.201.2:443

158.223.1.108:6225

165.22.28.242:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2976-0-0x0000000074F10000-0x0000000074F40000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2976	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 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2316 wrote to memory of 2976	2316	rundll32.exe	30
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31
PID 2976 wrote to memory of 2748	2976	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e29e468cebd3dd6cc97fc900bbc74d18397abc1a4f19794ebe9905f59c0fce99N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e29e468cebd3dd6cc97fc900bbc74d18397abc1a4f19794ebe9905f59c0fce99N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2976 -s 220
    3⤵
    - Program crash
    PID:2748

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/2976-0-0x0000000074F10000-0x0000000074F40000-memory.dmp

Filesize
192KB

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memory/2976-2-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

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