dridex | 9a371f7dd0646325575b01236a8512bf20924088e5e362b353c52bf77e8c2dbd

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
25-12-2024 07:12

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General

Target

JaffaCakes118_9a371f7dd0646325575b01236a8512bf20924088e5e362b353c52bf77e8c2dbd.dll
Size

184KB
MD5

5ac3a09fccdfbba51c4cdf82aae96eb6
SHA1

722bb315002e6035694d774d0fb6b145ac2a5f28
SHA256

9a371f7dd0646325575b01236a8512bf20924088e5e362b353c52bf77e8c2dbd
SHA512

bc371712a766cd98ae11ae7a3483e1634fc23a92f4e72398fea2ed8917cfd1182000054389fabf30ff6ce0ef36820898d410eb47953a70bd4e804529ab5505af
SSDEEP

3072:2iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoVlzoxss7:2iLVCIT4WK2z1W+CUHZj4Skq/eao7oC

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/2448-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2952	2448	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 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2936 wrote to memory of 2448	2936	rundll32.exe	30
PID 2448 wrote to memory of 2952	2448	rundll32.exe	31
PID 2448 wrote to memory of 2952	2448	rundll32.exe	31
PID 2448 wrote to memory of 2952	2448	rundll32.exe	31
PID 2448 wrote to memory of 2952	2448	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a371f7dd0646325575b01236a8512bf20924088e5e362b353c52bf77e8c2dbd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9a371f7dd0646325575b01236a8512bf20924088e5e362b353c52bf77e8c2dbd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2448 -s 224
    3⤵
    - Program crash
    PID:2952

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/2448-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2448-1-0x0000000074AF0000-0x0000000074B1F000-memory.dmp

Filesize
188KB

Download
memory/2448-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download