dridex | 2f78b6e6a93c78a1a5578dd08bbc701bef1bcf58a25f01a6d6beea974c3db0ee

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
23-12-2024 16:13

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General

Target

JaffaCakes118_2f78b6e6a93c78a1a5578dd08bbc701bef1bcf58a25f01a6d6beea974c3db0ee.dll
Size

184KB
MD5

efe12e9a2c4b75c7d5a088a098f37f4b
SHA1

f4822dd7677df32cfac7028664924fa5d85f1705
SHA256

2f78b6e6a93c78a1a5578dd08bbc701bef1bcf58a25f01a6d6beea974c3db0ee
SHA512

225d388299848718e056e2f6a2ac9eac60365f57d4e94403e3986f7808e365f25f1cff343851c8cd2aa0e93844da95f5fa70a3db221c764dd2f3a24481e7a0aa
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaomlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eao0oC

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/3060-0-0x0000000074CA0000-0x0000000074CCF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2620	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 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32
PID 3060 wrote to memory of 2620	3060	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f78b6e6a93c78a1a5578dd08bbc701bef1bcf58a25f01a6d6beea974c3db0ee.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2f78b6e6a93c78a1a5578dd08bbc701bef1bcf58a25f01a6d6beea974c3db0ee.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:2620

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/3060-0-0x0000000074CA0000-0x0000000074CCF000-memory.dmp

Filesize
188KB

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memory/3060-2-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

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