dridex | c7cb4d1b8e5ff794551bbe9be9941fa6c4a75a484aeaceb3c020e4e9915ddc77

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 01:12

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General

Target

JaffaCakes118_c7cb4d1b8e5ff794551bbe9be9941fa6c4a75a484aeaceb3c020e4e9915ddc77.dll
Size

177KB
MD5

9b20a5c103fc23673351a5e8a7fc5536
SHA1

6faa5fd5942bb95781e8d8e56759b554dd2cc82f
SHA256

c7cb4d1b8e5ff794551bbe9be9941fa6c4a75a484aeaceb3c020e4e9915ddc77
SHA512

f14c5e278fe34ec5d8007df554fa537bba82ed33d5ca12e172b5f3e7d4a29b305e199534cf0d3ff35750ae3f8aada62f3a9be7584320868cf40c9ec7670a3f72
SSDEEP

3072:KuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:mzWxkOP4p2EesvcDi6DOHPJ

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

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/1552-1-0x0000000074AE0000-0x0000000074B11000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2388	1552	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 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1084 wrote to memory of 1552	1084	rundll32.exe	30
PID 1552 wrote to memory of 2388	1552	rundll32.exe	31
PID 1552 wrote to memory of 2388	1552	rundll32.exe	31
PID 1552 wrote to memory of 2388	1552	rundll32.exe	31
PID 1552 wrote to memory of 2388	1552	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7cb4d1b8e5ff794551bbe9be9941fa6c4a75a484aeaceb3c020e4e9915ddc77.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c7cb4d1b8e5ff794551bbe9be9941fa6c4a75a484aeaceb3c020e4e9915ddc77.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1552 -s 224
    3⤵
    - Program crash
    PID:2388

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/1552-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1552-1-0x0000000074AE0000-0x0000000074B11000-memory.dmp

Filesize
196KB

Download
memory/1552-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download