dridex | fc39ea0388535c3c2c41b0d5b518c4e6b602b0bca675030fcd28df7871523510

Analysis

max time kernel
95s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 10:26

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General

Target

JaffaCakes118_fc39ea0388535c3c2c41b0d5b518c4e6b602b0bca675030fcd28df7871523510.dll
Size

184KB
MD5

a8e152d423d60c496552efaf98c43fcb
SHA1

093a9edd3c9d4138e61d788ca4f73eedc10e600a
SHA256

fc39ea0388535c3c2c41b0d5b518c4e6b602b0bca675030fcd28df7871523510
SHA512

2c384efccb58a4a3d7d58a100fff21614739a0a70cf2c9225ba3d106f98641f534ef6fea882653598e17c97e2b11255bd7f1012008548440eeabd7f6506f25a6
SSDEEP

3072:9iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoLlzoxss7:9iLVCIT4WK2z1W+CUHZj4Skq/eaoxoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/5028-1-0x0000000074A50000-0x0000000074A7F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5008	5028	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 2352 wrote to memory of 5028	2352	rundll32.exe	82
PID 2352 wrote to memory of 5028	2352	rundll32.exe	82
PID 2352 wrote to memory of 5028	2352	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc39ea0388535c3c2c41b0d5b518c4e6b602b0bca675030fcd28df7871523510.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2352
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fc39ea0388535c3c2c41b0d5b518c4e6b602b0bca675030fcd28df7871523510.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 620
    3⤵
    - Program crash
    PID:5008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 5028 -ip 5028
1⤵
PID:3148

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/5028-0-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/5028-1-0x0000000074A50000-0x0000000074A7F000-memory.dmp

Filesize
188KB

Download
memory/5028-3-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download