dridex | 35cde304e3ef63d970a4a6d93c0296919de91a4940338d222475f7af9de9fb69

Analysis

max time kernel
75s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 04:37

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General

Target

JaffaCakes118_35cde304e3ef63d970a4a6d93c0296919de91a4940338d222475f7af9de9fb69.dll
Size

158KB
MD5

6dcfa1ed00c32e356af965e194a4d680
SHA1

d945b9418ed5d8339e9ff5ecbb9a1aa7de3221a8
SHA256

35cde304e3ef63d970a4a6d93c0296919de91a4940338d222475f7af9de9fb69
SHA512

bcd7d6d1590152dec187c70b74bd36beac913a1a5c6de199ae6c614181b627d82acb8ac12f20911336bb5d5b9b446c4df730a75f917e6c9e06a97f39b66135ff
SSDEEP

3072:AiFieJeVDC5PIh/31VeSDH2jW+zsKWncDlRe0PLDt:reAU/TeSH26cs+7

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/3416-0-0x0000000075570000-0x000000007559D000-memory.dmp	dridex_ldr
behavioral2/memory/3416-3-0x0000000075570000-0x000000007559D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 3 IoCs

description	pid	Process	procid_target
PID 3588 wrote to memory of 3416	3588	rundll32.exe	83
PID 3588 wrote to memory of 3416	3588	rundll32.exe	83
PID 3588 wrote to memory of 3416	3588	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35cde304e3ef63d970a4a6d93c0296919de91a4940338d222475f7af9de9fb69.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_35cde304e3ef63d970a4a6d93c0296919de91a4940338d222475f7af9de9fb69.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:3416

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3416-0-0x0000000075570000-0x000000007559D000-memory.dmp

Filesize
180KB

Download
memory/3416-1-0x00000000009D0000-0x00000000009D6000-memory.dmp

Filesize
24KB

Download
memory/3416-3-0x0000000075570000-0x000000007559D000-memory.dmp

Filesize
180KB

Download