dridex | 4c622b0ea1a51b1d24e43698558d53c9cf01120855737dcee9c5f44abd6b2cee

Analysis

max time kernel
26s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 10:34

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General

Target

JaffaCakes118_4c622b0ea1a51b1d24e43698558d53c9cf01120855737dcee9c5f44abd6b2cee.dll
Size

188KB
MD5

e83e52e636a3d38402c9e1e68e9fdd48
SHA1

c1a7e14da481d6a235740f882fe7d9e0d301cb0a
SHA256

4c622b0ea1a51b1d24e43698558d53c9cf01120855737dcee9c5f44abd6b2cee
SHA512

56a49446a926390528cff94fd6ae9842a03b69d612dd39cf4c6a9749dee9580866b70e329e822bfa9158a0f3955a8d0b89e70e9457b13ef9c81cbaa272fb1d7c
SSDEEP

3072:steMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzT9qM:Qq7fYIHBZkTB6DWruUCOwjt

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/1428-0-0x0000000074DF0000-0x0000000074E20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	1428	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 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 572 wrote to memory of 1428	572	rundll32.exe	29
PID 1428 wrote to memory of 2804	1428	rundll32.exe	30
PID 1428 wrote to memory of 2804	1428	rundll32.exe	30
PID 1428 wrote to memory of 2804	1428	rundll32.exe	30
PID 1428 wrote to memory of 2804	1428	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c622b0ea1a51b1d24e43698558d53c9cf01120855737dcee9c5f44abd6b2cee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4c622b0ea1a51b1d24e43698558d53c9cf01120855737dcee9c5f44abd6b2cee.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 308
    3⤵
    - Program crash
    PID:2804

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/1428-1-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

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memory/1428-0-0x0000000074DF0000-0x0000000074E20000-memory.dmp

Filesize
192KB

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