dridex | 8344991e57b3b3ff1ca813a100d34b4c999fe47cfcafdbd2a6505b45e2ff60e5

Analysis

max time kernel
119s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 17:48

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General

Target

JaffaCakes118_8344991e57b3b3ff1ca813a100d34b4c999fe47cfcafdbd2a6505b45e2ff60e5.dll
Size

184KB
MD5

b64d6190bc30e3a8cea71d54d56daa90
SHA1

594221dc85669f121cb4053d6993adbcfb1ec1a3
SHA256

8344991e57b3b3ff1ca813a100d34b4c999fe47cfcafdbd2a6505b45e2ff60e5
SHA512

fd74d5c1c20f8e919065225d453ee40e8ec5c3023403af22df1f7d2bf618cb48cdbc8f533ba36a8180c48faf889e45a49d0e5029421a986b7736ab998f3463aa
SSDEEP

3072:iiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoKlzoxss7:iiLVCIT4WK2z1W+CUHZj4Skq/eaoAoC

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/3040-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	3040	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 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 1852 wrote to memory of 3040	1852	rundll32.exe	30
PID 3040 wrote to memory of 2796	3040	rundll32.exe	31
PID 3040 wrote to memory of 2796	3040	rundll32.exe	31
PID 3040 wrote to memory of 2796	3040	rundll32.exe	31
PID 3040 wrote to memory of 2796	3040	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8344991e57b3b3ff1ca813a100d34b4c999fe47cfcafdbd2a6505b45e2ff60e5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8344991e57b3b3ff1ca813a100d34b4c999fe47cfcafdbd2a6505b45e2ff60e5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3040 -s 224
    3⤵
    - Program crash
    PID:2796

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/3040-0-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/3040-1-0x0000000074F00000-0x0000000074F2F000-memory.dmp

Filesize
188KB

Download
memory/3040-3-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download