dridex | 9c46abe47f16a3718dc2fb3fdd8df41bc23de1802ba56ea9cea056cc5c4ccdec

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-10-2024 12:04

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General

Target

9c46abe47f16a3718dc2fb3fdd8df41bc23de1802ba56ea9cea056cc5c4ccdecN.dll
Size

184KB
MD5

b45845679410c6389bb2afac019a8560
SHA1

6e1812d591b502f6d094ff02af66977de01cf596
SHA256

9c46abe47f16a3718dc2fb3fdd8df41bc23de1802ba56ea9cea056cc5c4ccdec
SHA512

9c39bcbf565cc975b408135988bbf1d366327e0fb8096bf0ca2abd005a2769aaabe4f0e23d8d155a64fb5665b0981eca78deac8e254f6644749175abd7e6bdd8
SSDEEP

3072:EJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8JLa//2uFrSc:pfYOX+wTScR/Xzku9LVwsuG

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 Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2360-0-0x0000000074E70000-0x0000000074E9F000-memory.dmp	dridex_ldr
behavioral1/memory/2360-3-0x0000000074E70000-0x0000000074E9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2320	2360	WerFault.exe	31

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 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2316 wrote to memory of 2360	2316	rundll32.exe	31
PID 2360 wrote to memory of 2320	2360	rundll32.exe	32
PID 2360 wrote to memory of 2320	2360	rundll32.exe	32
PID 2360 wrote to memory of 2320	2360	rundll32.exe	32
PID 2360 wrote to memory of 2320	2360	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c46abe47f16a3718dc2fb3fdd8df41bc23de1802ba56ea9cea056cc5c4ccdecN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9c46abe47f16a3718dc2fb3fdd8df41bc23de1802ba56ea9cea056cc5c4ccdecN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 220
    3⤵
    - Program crash
    PID:2320

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/2360-0-0x0000000074E70000-0x0000000074E9F000-memory.dmp

Filesize
188KB

Download
memory/2360-2-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2360-3-0x0000000074E70000-0x0000000074E9F000-memory.dmp

Filesize
188KB

Download