dridex | 037922d1d8451464447fcdc903e339a6069713d53952a955366b9b2483e2fb96

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 23:07

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General

Target

JaffaCakes118_037922d1d8451464447fcdc903e339a6069713d53952a955366b9b2483e2fb96.dll
Size

184KB
MD5

8f19b25c2bb75e2319ceb4c513c7e0d2
SHA1

daff32264eefe53563b4ca009786274d1e6dbd6f
SHA256

037922d1d8451464447fcdc903e339a6069713d53952a955366b9b2483e2fb96
SHA512

582b456a201595bf16ef0b78115e54e9d487742fe768a25a62b14d48182103c038d3e04d20b90d5f5c34906e80325c75bbeff59372b55c53710e449582b4d017
SSDEEP

3072:ZiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoPlzoxss7:ZiLVCIT4WK2z1W+CUHZj4Skq/eaoNoC

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/1628-1-0x0000000075430000-0x000000007545F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2828	1628	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 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 2004 wrote to memory of 1628	2004	rundll32.exe	30
PID 1628 wrote to memory of 2828	1628	rundll32.exe	32
PID 1628 wrote to memory of 2828	1628	rundll32.exe	32
PID 1628 wrote to memory of 2828	1628	rundll32.exe	32
PID 1628 wrote to memory of 2828	1628	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_037922d1d8451464447fcdc903e339a6069713d53952a955366b9b2483e2fb96.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_037922d1d8451464447fcdc903e339a6069713d53952a955366b9b2483e2fb96.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 220
    3⤵
    - Program crash
    PID:2828

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/1628-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1628-1-0x0000000075430000-0x000000007545F000-memory.dmp

Filesize
188KB

Download
memory/1628-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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