dridex | f00e350f9e43a516560192e4aad252b971229e224d423b0ac7f38fe340689f45

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 17:28

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General

Target

f00e350f9e43a516560192e4aad252b971229e224d423b0ac7f38fe340689f45.dll
Size

184KB
MD5

6a9ebf80e74580d7f369d5e453d070a2
SHA1

592116d09b2136c105da311ccdd70ca996de31e6
SHA256

f00e350f9e43a516560192e4aad252b971229e224d423b0ac7f38fe340689f45
SHA512

af92f1ffa575a9e296b20fc0bb216fad93f1a354f873581df8dbe91d9db3f45c5f7a022649eba894fe5b118d5b4bdef6b12d402613e760f4c02c0581e2520e6f
SSDEEP

3072:+iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoClzoxss7:+iLVCIT4WK2z1W+CUHZj4Skq/eaoooC

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/1944-1-0x0000000075270000-0x000000007529F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3036	1944	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 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 632 wrote to memory of 1944	632	rundll32.exe	30
PID 1944 wrote to memory of 3036	1944	rundll32.exe	31
PID 1944 wrote to memory of 3036	1944	rundll32.exe	31
PID 1944 wrote to memory of 3036	1944	rundll32.exe	31
PID 1944 wrote to memory of 3036	1944	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f00e350f9e43a516560192e4aad252b971229e224d423b0ac7f38fe340689f45.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:632
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f00e350f9e43a516560192e4aad252b971229e224d423b0ac7f38fe340689f45.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1944 -s 220
    3⤵
    - Program crash
    PID:3036

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/1944-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/1944-1-0x0000000075270000-0x000000007529F000-memory.dmp

Filesize
188KB

Download
memory/1944-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download