dridex | 909fc434ab03ee20f5bbde67c859066a419cef141ca8b28ff09a7336c548c034

Analysis

max time kernel
74s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:00

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General

Target

JaffaCakes118_909fc434ab03ee20f5bbde67c859066a419cef141ca8b28ff09a7336c548c034.dll
Size

204KB
MD5

e0b439642f86cc9845a0c8add15468a2
SHA1

71157522b72c6b6cda6200d5545de9976c1da7af
SHA256

909fc434ab03ee20f5bbde67c859066a419cef141ca8b28ff09a7336c548c034
SHA512

f7a8237a8fef4e1dbd53578167344539277a3596915be9d4806e3ed7b5a08882210bf1ce702f92a43c2034b158a006f26beae1f0ecfb5b854f8b3e75e31ff3c6
SSDEEP

3072:wBHfDmTQoHJhc+1aImpJRxSmR7bVsSazalcBfc7Ivu5IMlZ:wBHLSc+wLJRHFVsSaGluUs25Iw

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/808-0-0x0000000074D50000-0x0000000074D85000-memory.dmp	dridex_ldr
behavioral1/memory/808-3-0x0000000074D50000-0x0000000074D85000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30
PID 2124 wrote to memory of 808	2124	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_909fc434ab03ee20f5bbde67c859066a419cef141ca8b28ff09a7336c548c034.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_909fc434ab03ee20f5bbde67c859066a419cef141ca8b28ff09a7336c548c034.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:808

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/808-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/808-0-0x0000000074D50000-0x0000000074D85000-memory.dmp

Filesize
212KB

Download
memory/808-3-0x0000000074D50000-0x0000000074D85000-memory.dmp

Filesize
212KB

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