dridex | d0343203c35e86574b931f8637eb0d80ca2f11da531591565d03f44a8090fe7f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 19:04

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General

Target

JaffaCakes118_d0343203c35e86574b931f8637eb0d80ca2f11da531591565d03f44a8090fe7f.dll
Size

184KB
MD5

2f6352ae0eccb77f1a0cc8b6bd882f6b
SHA1

42dfede7f7a69681afeb0fceeb64353e0f05002a
SHA256

d0343203c35e86574b931f8637eb0d80ca2f11da531591565d03f44a8090fe7f
SHA512

986818291f6239e9edad4a4abb6503fa1cd21e5a6da218859bc1533899da215d0e251e617353fec2e646778d70936ee39c94d43cb23a9a25b51e4692b38d0708
SSDEEP

3072:+W8WgWhVnmr6k/6zsRJLNqTXvMU9tb+/HU6ngmKWx9ixCH0u:V8qh+66QsRdNiBW/06ngmKWexC

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3692-1-0x0000000074B40000-0x0000000074B70000-memory.dmp	dridex_ldr
behavioral2/memory/3692-2-0x0000000074B40000-0x0000000074B70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2404	3692	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 324 wrote to memory of 3692	324	rundll32.exe	82
PID 324 wrote to memory of 3692	324	rundll32.exe	82
PID 324 wrote to memory of 3692	324	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d0343203c35e86574b931f8637eb0d80ca2f11da531591565d03f44a8090fe7f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d0343203c35e86574b931f8637eb0d80ca2f11da531591565d03f44a8090fe7f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3692
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 616
    3⤵
    - Program crash
    PID:2404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3692 -ip 3692
1⤵
PID:5112

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/3692-0-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/3692-1-0x0000000074B40000-0x0000000074B70000-memory.dmp

Filesize
192KB

Download
memory/3692-2-0x0000000074B40000-0x0000000074B70000-memory.dmp

Filesize
192KB

Download
memory/3692-3-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

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