dridex | e9964f5eac1dcd23c85602e871f7963450e034f879789adf033eb69d40091a11

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 13:32

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General

Target

JaffaCakes118_e9964f5eac1dcd23c85602e871f7963450e034f879789adf033eb69d40091a11.dll
Size

184KB
MD5

659907386832c8c2be8531bbfd285d05
SHA1

a91b7b459c689ab65d414e6a4e15a5bddc07315f
SHA256

e9964f5eac1dcd23c85602e871f7963450e034f879789adf033eb69d40091a11
SHA512

2eebb619152ea15f7f4f53bffe65f735610c181cea29062e4c1474b0b09a659cdcafd23af4b6a3b6046d57fe6d433a1d59d4705042e59dc138ee085acac9acbe
SSDEEP

3072:giLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao4lzoxss7:giLVCIT4WK2z1W+CUHZj4Skq/eaomoC

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/2776-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2960	2776	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 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2764 wrote to memory of 2776	2764	rundll32.exe	30
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31
PID 2776 wrote to memory of 2960	2776	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9964f5eac1dcd23c85602e871f7963450e034f879789adf033eb69d40091a11.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e9964f5eac1dcd23c85602e871f7963450e034f879789adf033eb69d40091a11.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2776 -s 220
    3⤵
    - Program crash
    PID:2960

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/2776-0-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2776-1-0x0000000074D10000-0x0000000074D3F000-memory.dmp

Filesize
188KB

Download
memory/2776-3-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download