dridex | 84677b425d20da4bf29048d5db0a066fbca577ce3cb2906d7299751eb96120cd

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:07

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General

Target

JaffaCakes118_84677b425d20da4bf29048d5db0a066fbca577ce3cb2906d7299751eb96120cd.dll
Size

177KB
MD5

5285023f95effe0d2071263fcaceb5b3
SHA1

accbb894485e8dbf40ff5ce0196cfe847e5ec727
SHA256

84677b425d20da4bf29048d5db0a066fbca577ce3cb2906d7299751eb96120cd
SHA512

e5afee7f2e3aa0b0e02924e22b239c3d7b68381644839faf87918f90c01520da544b0cc203c6687bbaee85a95bc295eedca800c7132724d071cf0009d71e7599
SSDEEP

3072:fuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJ:bzWxkOP4p2EesvcDi6DOHPJ

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/2920-1-0x0000000074670000-0x00000000746A1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2916	2920	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 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2244 wrote to memory of 2920	2244	rundll32.exe	30
PID 2920 wrote to memory of 2916	2920	rundll32.exe	31
PID 2920 wrote to memory of 2916	2920	rundll32.exe	31
PID 2920 wrote to memory of 2916	2920	rundll32.exe	31
PID 2920 wrote to memory of 2916	2920	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84677b425d20da4bf29048d5db0a066fbca577ce3cb2906d7299751eb96120cd.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2244
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_84677b425d20da4bf29048d5db0a066fbca577ce3cb2906d7299751eb96120cd.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2920
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 220
    3⤵
    - Program crash
    PID:2916

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/2920-1-0x0000000074670000-0x00000000746A1000-memory.dmp

Filesize
196KB

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memory/2920-2-0x00000000001F0000-0x00000000001F6000-memory.dmp

Filesize
24KB

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