dridex | e7b13e2d57f44ca6a7cc4acf1e61353a5a9454d8c6728247b0d7e37d241d7f26

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 02:36

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General

Target

JaffaCakes118_e7b13e2d57f44ca6a7cc4acf1e61353a5a9454d8c6728247b0d7e37d241d7f26.dll
Size

184KB
MD5

f44e6b9225288e0c35ed380b42cdb147
SHA1

0812dfbb5c479e174e4dab25bb684554377bab22
SHA256

e7b13e2d57f44ca6a7cc4acf1e61353a5a9454d8c6728247b0d7e37d241d7f26
SHA512

1f534b51f1588d3ad4f98779f95b62753d03a16432cadfc22b572c5f374f9353dde2d74e88b620c6a17adfe6ef9ec67feac708db5c406e4a4cc049fe016707e4
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao2lzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaokoC

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/2696-1-0x0000000074A10000-0x0000000074A3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2800	2696	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 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2256 wrote to memory of 2696	2256	rundll32.exe	30
PID 2696 wrote to memory of 2800	2696	rundll32.exe	31
PID 2696 wrote to memory of 2800	2696	rundll32.exe	31
PID 2696 wrote to memory of 2800	2696	rundll32.exe	31
PID 2696 wrote to memory of 2800	2696	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e7b13e2d57f44ca6a7cc4acf1e61353a5a9454d8c6728247b0d7e37d241d7f26.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e7b13e2d57f44ca6a7cc4acf1e61353a5a9454d8c6728247b0d7e37d241d7f26.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2696 -s 220
    3⤵
    - Program crash
    PID:2800

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/2696-0-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

Download
memory/2696-1-0x0000000074A10000-0x0000000074A3F000-memory.dmp

Filesize
188KB

Download
memory/2696-4-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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