dridex | e26c5a34109d4a5cb136b9f249f74b1875930c69a8598512c4491e5ba3455375

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 20:36

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General

Target

JaffaCakes118_e26c5a34109d4a5cb136b9f249f74b1875930c69a8598512c4491e5ba3455375.dll
Size

184KB
MD5

662ab63efe8d07b4c8e86aad25334ea9
SHA1

2cd300a455ce0af6014611955495ecffbdf22727
SHA256

e26c5a34109d4a5cb136b9f249f74b1875930c69a8598512c4491e5ba3455375
SHA512

48a189810d57fc3805736fae7f5bedc00bb9799edb8115708389cfd6f0817172ba01e06207ffd46564b05a04465ee79fd1078163e49a1650127f3d6da1c81f20
SSDEEP

3072:PiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaohlzoxss7:PiLVCIT4WK2z1W+CUHZj4Skq/eao/oC

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/2244-0-0x0000000074530000-0x000000007455F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2732	2244	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 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 3068 wrote to memory of 2244	3068	rundll32.exe	30
PID 2244 wrote to memory of 2732	2244	rundll32.exe	31
PID 2244 wrote to memory of 2732	2244	rundll32.exe	31
PID 2244 wrote to memory of 2732	2244	rundll32.exe	31
PID 2244 wrote to memory of 2732	2244	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e26c5a34109d4a5cb136b9f249f74b1875930c69a8598512c4491e5ba3455375.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e26c5a34109d4a5cb136b9f249f74b1875930c69a8598512c4491e5ba3455375.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2244
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 220
    3⤵
    - Program crash
    PID:2732

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/2244-0-0x0000000074530000-0x000000007455F000-memory.dmp

Filesize
188KB

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memory/2244-2-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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