dridex | bc4fac4e9089471b802a4f4ac7ceaeadeec3c4ab7f3b1b9bf71f55bbd6dd3002

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 06:03

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General

Target

JaffaCakes118_bc4fac4e9089471b802a4f4ac7ceaeadeec3c4ab7f3b1b9bf71f55bbd6dd3002.dll
Size

184KB
MD5

8147966ee25d2caeead453fdea6eb7da
SHA1

9c2cf950bad5a97a00275caecdcd8054032eea24
SHA256

bc4fac4e9089471b802a4f4ac7ceaeadeec3c4ab7f3b1b9bf71f55bbd6dd3002
SHA512

272b22f45d490bd6aecca513cf07f219eaf508c19b98286fffab86cf49711b90c8b6bf86fbebd9acb3641eec5cffb6a5e39400a5f3720b855482c15832312e4d
SSDEEP

3072:uuwfhNXphcqs2tJYsoa9Xibolk0CtPBU1jhhF8ZJ8fDo4Ktlmsb:w7TXYsd9SkONU1jKGlSlm

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/2316-1-0x0000000074A40000-0x0000000074A70000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2564	2316	WerFault.exe	29

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 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 1964 wrote to memory of 2316	1964	rundll32.exe	29
PID 2316 wrote to memory of 2564	2316	rundll32.exe	31
PID 2316 wrote to memory of 2564	2316	rundll32.exe	31
PID 2316 wrote to memory of 2564	2316	rundll32.exe	31
PID 2316 wrote to memory of 2564	2316	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc4fac4e9089471b802a4f4ac7ceaeadeec3c4ab7f3b1b9bf71f55bbd6dd3002.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1964
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bc4fac4e9089471b802a4f4ac7ceaeadeec3c4ab7f3b1b9bf71f55bbd6dd3002.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2316 -s 220
    3⤵
    - Program crash
    PID:2564

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/2316-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074A40000-0x0000000074A70000-memory.dmp

Filesize
192KB

Download
memory/2316-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download