dridex | 239011d5832b92ff7c6121844c7fb02a787f5e1a5f08f5ad45b2c25ce58e5293

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:24

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General

Target

JaffaCakes118_239011d5832b92ff7c6121844c7fb02a787f5e1a5f08f5ad45b2c25ce58e5293.dll
Size

184KB
MD5

d5552bd570f6fbcc6bf23ca7bf36d398
SHA1

89380cc1424504df1f30a0d48f5f10c180b4a5c5
SHA256

239011d5832b92ff7c6121844c7fb02a787f5e1a5f08f5ad45b2c25ce58e5293
SHA512

3f61d84dbe1202464c9f35bc1f1fc50f1c2aa99925fa657d0fa5ddfc1435a1fbc66e05e5d063eec94ebc93e9af46c02d507ebc36456d581fab7fc2628d9de24f
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoboC

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
behavioral1/memory/2936-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	2936	WerFault.exe	30

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 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2992 wrote to memory of 2936	2992	rundll32.exe	30
PID 2936 wrote to memory of 2948	2936	rundll32.exe	31
PID 2936 wrote to memory of 2948	2936	rundll32.exe	31
PID 2936 wrote to memory of 2948	2936	rundll32.exe	31
PID 2936 wrote to memory of 2948	2936	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_239011d5832b92ff7c6121844c7fb02a787f5e1a5f08f5ad45b2c25ce58e5293.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_239011d5832b92ff7c6121844c7fb02a787f5e1a5f08f5ad45b2c25ce58e5293.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2936 -s 224
    3⤵
    - Program crash
    PID:2948

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/2936-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2936-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2936-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download