dridex | 1a1bca5af55fd3e74e10d39cb971d928fab3b1bde007fccb9581069833a0b1c8

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 18:52

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General

Target

JaffaCakes118_1a1bca5af55fd3e74e10d39cb971d928fab3b1bde007fccb9581069833a0b1c8.dll
Size

184KB
MD5

872e8328cee7c6da3c8f191bb3dbde4f
SHA1

0ccfed9012ea7bc0ccfb4f9bce9e3f522ee7487e
SHA256

1a1bca5af55fd3e74e10d39cb971d928fab3b1bde007fccb9581069833a0b1c8
SHA512

7cde1377e0fdef81a67d1f0a1fe60cbd2a1ec27c4a5dece9a04eba961fbc8500279a2544945b1125713ba575a0b1fffcb7adea5aa214589a28b2c32a372ee696
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaozlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaopoC

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/2972-0-0x0000000074C70000-0x0000000074C9F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	2972	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 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2976 wrote to memory of 2972	2976	rundll32.exe	30
PID 2972 wrote to memory of 1800	2972	rundll32.exe	32
PID 2972 wrote to memory of 1800	2972	rundll32.exe	32
PID 2972 wrote to memory of 1800	2972	rundll32.exe	32
PID 2972 wrote to memory of 1800	2972	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a1bca5af55fd3e74e10d39cb971d928fab3b1bde007fccb9581069833a0b1c8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1a1bca5af55fd3e74e10d39cb971d928fab3b1bde007fccb9581069833a0b1c8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2972 -s 220
    3⤵
    - Program crash
    PID:1800

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/2972-0-0x0000000074C70000-0x0000000074C9F000-memory.dmp

Filesize
188KB

Download
memory/2972-1-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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