dridex | c4b3e007953432ba14d14e81344fb880e4b8619595f240d0ea6ad98e64415970

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:23

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General

Target

JaffaCakes118_c4b3e007953432ba14d14e81344fb880e4b8619595f240d0ea6ad98e64415970.dll
Size

184KB
MD5

fb43e257d671516d2058b8d202af1ae4
SHA1

4fb29fff884c87bf4aa7522840688bb03b8ac059
SHA256

c4b3e007953432ba14d14e81344fb880e4b8619595f240d0ea6ad98e64415970
SHA512

4059cc26dd81799e045a449d9fcb6ef590a4f9b5bcea4a6b3e9a71b1043d10124e5c1439b41300eca383dacc5535322fd9f87f0a8464aef07252071590c7b6f0
SSDEEP

3072:KiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaonlzoxss7:KiLVCIT4WK2z1W+CUHZj4Skq/eaoVoC

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/1560-1-0x00000000750C0000-0x00000000750EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1384	1560	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 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 2060 wrote to memory of 1560	2060	rundll32.exe	30
PID 1560 wrote to memory of 1384	1560	rundll32.exe	32
PID 1560 wrote to memory of 1384	1560	rundll32.exe	32
PID 1560 wrote to memory of 1384	1560	rundll32.exe	32
PID 1560 wrote to memory of 1384	1560	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4b3e007953432ba14d14e81344fb880e4b8619595f240d0ea6ad98e64415970.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c4b3e007953432ba14d14e81344fb880e4b8619595f240d0ea6ad98e64415970.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1560 -s 224
    3⤵
    - Program crash
    PID:1384

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/1560-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1560-1-0x00000000750C0000-0x00000000750EF000-memory.dmp

Filesize
188KB

Download
memory/1560-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download