dridex | f3a986ee01b363bc78999056fcb12cd75ab58d2b025c68f853fca4fa0b1ea042

Analysis

max time kernel
93s
max time network
149s
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 01:25

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General

Target

JaffaCakes118_f3a986ee01b363bc78999056fcb12cd75ab58d2b025c68f853fca4fa0b1ea042.dll
Size

171KB
MD5

f053f9de0424f2a8201bbe65fe391c49
SHA1

9c1a3fc7c6e2c8cfd38420daffc811324c505f5d
SHA256

f3a986ee01b363bc78999056fcb12cd75ab58d2b025c68f853fca4fa0b1ea042
SHA512

17f8decefb1c8592b6e0c27484e24fd591a26e1c686d35f6a61ab0bce7b5e52a161b11991ebd517c4dbb17b78d4c48cf0641a7906176b6015ef80ee0bf860634
SSDEEP

3072:Ji49mEb06hs9BPEmmvt7dNbTqub9Un7WpVJBR13LSoAH7Dk0ZT:JH9RVaPEmsdHdbQUbd2H3

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

128.199.200.38:443

192.163.233.216:6601

43.229.206.244:4125

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
behavioral2/memory/4036-1-0x0000000075440000-0x0000000075470000-memory.dmp	dridex_ldr
behavioral2/memory/4036-2-0x0000000075440000-0x0000000075470000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1748	4036	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 4720 wrote to memory of 4036	4720	rundll32.exe	82
PID 4720 wrote to memory of 4036	4720	rundll32.exe	82
PID 4720 wrote to memory of 4036	4720	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3a986ee01b363bc78999056fcb12cd75ab58d2b025c68f853fca4fa0b1ea042.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f3a986ee01b363bc78999056fcb12cd75ab58d2b025c68f853fca4fa0b1ea042.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4036
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4036 -s 672
    3⤵
    - Program crash
    PID:1748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4036 -ip 4036
1⤵
PID:3532

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/4036-0-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/4036-1-0x0000000075440000-0x0000000075470000-memory.dmp

Filesize
192KB

Download
memory/4036-3-0x00000000013C0000-0x00000000013C6000-memory.dmp

Filesize
24KB

Download
memory/4036-2-0x0000000075440000-0x0000000075470000-memory.dmp

Filesize
192KB

Download