dridex | 782fec99a026fb90f52405be130bf8dcdcd94c72961eeb04e259fa10fb87d5c5

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 02:00

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General

Target

JaffaCakes118_782fec99a026fb90f52405be130bf8dcdcd94c72961eeb04e259fa10fb87d5c5.dll
Size

184KB
MD5

43a7af8ac53b770d32e221490cce045d
SHA1

c8ec223b1d1fc1fe8954dae9f5a27d1ae961641a
SHA256

782fec99a026fb90f52405be130bf8dcdcd94c72961eeb04e259fa10fb87d5c5
SHA512

5aad9432881f2c05d8c66491e990e85dae28a0c22a6922608acf81dadaad5adfc693291aae804f03fea125ec8d504ade09ecac120f9af857c3639ad99777467a
SSDEEP

3072:xiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao1lzoxss7:xiLVCIT4WK2z1W+CUHZj4Skq/eaoboC

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/1880-1-0x0000000074A30000-0x0000000074A5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2628	1880	WerFault.exe	31

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 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1916 wrote to memory of 1880	1916	rundll32.exe	31
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32
PID 1880 wrote to memory of 2628	1880	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_782fec99a026fb90f52405be130bf8dcdcd94c72961eeb04e259fa10fb87d5c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_782fec99a026fb90f52405be130bf8dcdcd94c72961eeb04e259fa10fb87d5c5.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1880 -s 220
    3⤵
    - Program crash
    PID:2628

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/1880-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1880-1-0x0000000074A30000-0x0000000074A5F000-memory.dmp

Filesize
188KB

Download
memory/1880-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download