dridex | 38e33b992d6818df916bdae0440c8259f977d2adb482901bdaa513283f1eda4b

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
25-12-2024 18:26

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General

Target

JaffaCakes118_38e33b992d6818df916bdae0440c8259f977d2adb482901bdaa513283f1eda4b.dll
Size

184KB
MD5

635b917c54f1125d8043d1b76216ab8b
SHA1

a7609fa7a3e7109c3b5abecc07a175771047f990
SHA256

38e33b992d6818df916bdae0440c8259f977d2adb482901bdaa513283f1eda4b
SHA512

2fc456807261c05a5325eb81d49c13ae85b0c0f3662053ab3e27f8338cdaba463f1b7c69448903c471611721c74d89beb2ff3115a350303c6edea192b4549bf5
SSDEEP

3072:duwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Kvlmsb:v7TXYsd9SkONU1jKGlMlm

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1992-1-0x00000000746A0000-0x00000000746D0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1212	1992	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 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 2532 wrote to memory of 1992	2532	rundll32.exe	30
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32
PID 1992 wrote to memory of 1212	1992	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38e33b992d6818df916bdae0440c8259f977d2adb482901bdaa513283f1eda4b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_38e33b992d6818df916bdae0440c8259f977d2adb482901bdaa513283f1eda4b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1992 -s 220
    3⤵
    - Program crash
    PID:1212

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/1992-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1992-1-0x00000000746A0000-0x00000000746D0000-memory.dmp

Filesize
192KB

Download
memory/1992-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download