dridex | 09d31b8b28c9df0d9cfbf893adf585cf7b1d31cb1de5e6ebe066a9641fda7a38

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 22:10

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General

Target

JaffaCakes118_09d31b8b28c9df0d9cfbf893adf585cf7b1d31cb1de5e6ebe066a9641fda7a38.dll
Size

188KB
MD5

e99334956bf903101e5cd2943542ef8e
SHA1

48c8837c70b5f8d4c64783ea9fa3049ea84f5d25
SHA256

09d31b8b28c9df0d9cfbf893adf585cf7b1d31cb1de5e6ebe066a9641fda7a38
SHA512

353e14a6e4aef81c3d98aef0a5327b7dd116ef67509b6dc2c3aca1f07a4043e8ba268dfca7781bf43d60ccb6146aac3adac9a40a5422ed215bc9fb1b41681034
SSDEEP

3072:cteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIzo9qM:gq7fYIHBZkTB6DWruUCOwjt

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/2336-0-0x0000000074AD0000-0x0000000074B00000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2336	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 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2128 wrote to memory of 2336	2128	rundll32.exe	31
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32
PID 2336 wrote to memory of 2184	2336	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_09d31b8b28c9df0d9cfbf893adf585cf7b1d31cb1de5e6ebe066a9641fda7a38.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_09d31b8b28c9df0d9cfbf893adf585cf7b1d31cb1de5e6ebe066a9641fda7a38.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2336 -s 300
    3⤵
    - Program crash
    PID:2184

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/2336-0-0x0000000074AD0000-0x0000000074B00000-memory.dmp

Filesize
192KB

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memory/2336-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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