dridex | 8542813f23659c5d04e488cbf56d0cd9da42b5a649c1f4ee988f4b7f25815b07

Analysis

max time kernel
118s
max time network
123s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:41

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General

Target

JaffaCakes118_8542813f23659c5d04e488cbf56d0cd9da42b5a649c1f4ee988f4b7f25815b07.dll
Size

188KB
MD5

dd7e8a4a2b62f07c7140b306837083fa
SHA1

d77b58e7d699476bc6935b5f618541d5687cd4cd
SHA256

8542813f23659c5d04e488cbf56d0cd9da42b5a649c1f4ee988f4b7f25815b07
SHA512

4d943c327b084a349bdf622a5b7b8ed3231d9dc712517feb1e1e7ca61dafe83b33b0010ffec847c62a63e5434417951a068bf4c16c278d31431e57235769ee35
SSDEEP

3072:nteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz19qM:/q7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2776-1-0x0000000075440000-0x0000000075470000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2228	2776	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 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2500 wrote to memory of 2776	2500	rundll32.exe	30
PID 2776 wrote to memory of 2228	2776	rundll32.exe	31
PID 2776 wrote to memory of 2228	2776	rundll32.exe	31
PID 2776 wrote to memory of 2228	2776	rundll32.exe	31
PID 2776 wrote to memory of 2228	2776	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8542813f23659c5d04e488cbf56d0cd9da42b5a649c1f4ee988f4b7f25815b07.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8542813f23659c5d04e488cbf56d0cd9da42b5a649c1f4ee988f4b7f25815b07.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 308
    3⤵
    - Program crash
    PID:2228

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/2776-0-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2776-1-0x0000000075440000-0x0000000075470000-memory.dmp

Filesize
192KB

Download
memory/2776-3-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download