dridex | 2e796c3a599021ce0ef17c989050aca230cccf9c16df04828b326de332f9f732

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:02

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General

Target

JaffaCakes118_2e796c3a599021ce0ef17c989050aca230cccf9c16df04828b326de332f9f732.dll
Size

184KB
MD5

72fd97a99dbd14cae253e40ef8e79e7a
SHA1

55b85eb770bba0105589f3163c4dd665feacf19a
SHA256

2e796c3a599021ce0ef17c989050aca230cccf9c16df04828b326de332f9f732
SHA512

9ed632737e49c90378c8024bc5de93c46690adf6c607f547140f86e05ec79b97f96d0989495d3a9ef3632e0ffeebf51955f35eb7570d28fc28cc6edcc676ee96
SSDEEP

3072:o1JzSxp5PpRh7phfrv/6jC5KHWnzD7xC3/o1WXDCFUBUL1iMhmDEwmuFWw5F:o1JGz5pX7fz+C5kUzDA36bFUc1i7EwRF

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3060-1-0x0000000074CB0000-0x0000000074CDF000-memory.dmp	dridex_ldr
behavioral1/memory/3060-2-0x0000000074CB0000-0x0000000074CDF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2472	3060	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 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3048 wrote to memory of 3060	3048	rundll32.exe	30
PID 3060 wrote to memory of 2472	3060	rundll32.exe	32
PID 3060 wrote to memory of 2472	3060	rundll32.exe	32
PID 3060 wrote to memory of 2472	3060	rundll32.exe	32
PID 3060 wrote to memory of 2472	3060	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e796c3a599021ce0ef17c989050aca230cccf9c16df04828b326de332f9f732.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2e796c3a599021ce0ef17c989050aca230cccf9c16df04828b326de332f9f732.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3060
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 220
    3⤵
    - Program crash
    PID:2472

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

Replay Monitor

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Downloads

memory/3060-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3060-1-0x0000000074CB0000-0x0000000074CDF000-memory.dmp

Filesize
188KB

Download
memory/3060-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/3060-2-0x0000000074CB0000-0x0000000074CDF000-memory.dmp

Filesize
188KB

Download