dridex | 3593973a33f9a0a1f4d30e5977a3e0532eaedd246482c48914aa4482e2d71987

Analysis

max time kernel
122s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 02:18

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General

Target

JaffaCakes118_3593973a33f9a0a1f4d30e5977a3e0532eaedd246482c48914aa4482e2d71987.dll
Size

188KB
MD5

ca6a896d301428f60bd35411c2d6472b
SHA1

f675b28fe70d01a755a18665db68acfd4dfcd12d
SHA256

3593973a33f9a0a1f4d30e5977a3e0532eaedd246482c48914aa4482e2d71987
SHA512

609c13ad6367844e7307e2994c234b5fc40ee1d7395a103ba31d15f5476da99be9656d9aef21fbf001993e8c491111a0647050f6774e2a2467cf5df6669399df
SSDEEP

3072:04teMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzu9qM:dq7fYIHBZkTB6DWruUCOwjt

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/2856-1-0x00000000748C0000-0x00000000748F0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1996	2856	WerFault.exe	31

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 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2980 wrote to memory of 2856	2980	rundll32.exe	31
PID 2856 wrote to memory of 1996	2856	rundll32.exe	32
PID 2856 wrote to memory of 1996	2856	rundll32.exe	32
PID 2856 wrote to memory of 1996	2856	rundll32.exe	32
PID 2856 wrote to memory of 1996	2856	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3593973a33f9a0a1f4d30e5977a3e0532eaedd246482c48914aa4482e2d71987.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3593973a33f9a0a1f4d30e5977a3e0532eaedd246482c48914aa4482e2d71987.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 300
    3⤵
    - Program crash
    PID:1996

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/2856-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2856-1-0x00000000748C0000-0x00000000748F0000-memory.dmp

Filesize
192KB

Download
memory/2856-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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