dridex | 478df23ef788431e42a6918634442edacf202c4fbc4db2b63e941b304f38fc4c

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:01

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General

Target

JaffaCakes118_478df23ef788431e42a6918634442edacf202c4fbc4db2b63e941b304f38fc4c.dll
Size

184KB
MD5

f9c3ed0d597692bbd7ae80d843778eac
SHA1

89dc41003ca85db38120a8f1e111a7c1b132d0a5
SHA256

478df23ef788431e42a6918634442edacf202c4fbc4db2b63e941b304f38fc4c
SHA512

2355272b75d2076f4dfff098f2c6ac259c9177a6fab5fd4396c91496013681268474b8c4c72c8e9f2498f1930b8e901c0c7c99aceb27f3bcb16539bf0d0f6134
SSDEEP

3072:vJQ6H3ykY88YOSs+k1TwEuTcMIznNuOzlr1Xznku9Luk0eJww8Jma//2uFrSc:8fYOX+wTScR/Xzku9LVwVuG

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/824-0-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr
behavioral1/memory/824-3-0x0000000074A70000-0x0000000074A9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	824	WerFault.exe	28

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 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 1716 wrote to memory of 824	1716	rundll32.exe	28
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29
PID 824 wrote to memory of 2236	824	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_478df23ef788431e42a6918634442edacf202c4fbc4db2b63e941b304f38fc4c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_478df23ef788431e42a6918634442edacf202c4fbc4db2b63e941b304f38fc4c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:824
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 824 -s 220
    3⤵
    - Program crash
    PID:2236

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/824-2-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/824-0-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download
memory/824-3-0x0000000074A70000-0x0000000074A9F000-memory.dmp

Filesize
188KB

Download