dridex | ca8f98f421631ad0ac84decc88bd0dc27b4680063f7af4472dde96aca2c16204

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 21:13

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General

Target

JaffaCakes118_ca8f98f421631ad0ac84decc88bd0dc27b4680063f7af4472dde96aca2c16204.dll
Size

184KB
MD5

db8ba1d6080ddbd955af258c13d4d6d4
SHA1

cc2b4ae18ed3e7bf6aa177f7814f15a9361e7c01
SHA256

ca8f98f421631ad0ac84decc88bd0dc27b4680063f7af4472dde96aca2c16204
SHA512

88c62053ca0bab5cf9ffdbe6d33ebf41050b8f039480a249ed63ea77ec5d79391894a5680749e8e9d90af9d8d8913f5e560b9c56ca0d38de75064cec614142c0
SSDEEP

3072:tiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eao3lzoxss7:tiLVCIT4WK2z1W+CUHZj4Skq/eaoFoC

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/2660-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	2660	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 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2160 wrote to memory of 2660	2160	rundll32.exe	30
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31
PID 2660 wrote to memory of 2756	2660	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca8f98f421631ad0ac84decc88bd0dc27b4680063f7af4472dde96aca2c16204.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ca8f98f421631ad0ac84decc88bd0dc27b4680063f7af4472dde96aca2c16204.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2660 -s 220
    3⤵
    - Program crash
    PID:2756

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/2660-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2660-1-0x0000000074A20000-0x0000000074A4F000-memory.dmp

Filesize
188KB

Download
memory/2660-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download