dridex | 5f35782f130f5a2d2949fc4a635613281f17f97e61f4007a45f93b771fd7e195

Analysis

max time kernel
120s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 14:34

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General

Target

JaffaCakes118_5f35782f130f5a2d2949fc4a635613281f17f97e61f4007a45f93b771fd7e195.dll
Size

184KB
MD5

b4a976a02287d401dd69d37818d23048
SHA1

96d9dcfba22f5308d344ed4180d11e558fc08cbc
SHA256

5f35782f130f5a2d2949fc4a635613281f17f97e61f4007a45f93b771fd7e195
SHA512

4e7bcd1821955ec098d837660c582323db0524382a0d8a84e1c000a3ec5fb9e6d57eb12f80f0104b7dad58a434c3033f77f067148f2f30b8587a0a8fe599e542
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoXlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoloC

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/2200-1-0x00000000753E0000-0x000000007540F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2140	2200	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 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2004 wrote to memory of 2200	2004	rundll32.exe	30
PID 2200 wrote to memory of 2140	2200	rundll32.exe	31
PID 2200 wrote to memory of 2140	2200	rundll32.exe	31
PID 2200 wrote to memory of 2140	2200	rundll32.exe	31
PID 2200 wrote to memory of 2140	2200	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f35782f130f5a2d2949fc4a635613281f17f97e61f4007a45f93b771fd7e195.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5f35782f130f5a2d2949fc4a635613281f17f97e61f4007a45f93b771fd7e195.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2200 -s 224
    3⤵
    - Program crash
    PID:2140

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/2200-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2200-1-0x00000000753E0000-0x000000007540F000-memory.dmp

Filesize
188KB

Download
memory/2200-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download