dridex | 0ff283b1ff3b554324c76861790c561c9183caead9638e3940d1b57556cb3d0a

Analysis

max time kernel
75s
max time network
151s
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 23:37

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General

Target

JaffaCakes118_0ff283b1ff3b554324c76861790c561c9183caead9638e3940d1b57556cb3d0a.dll
Size

162KB
MD5

b347ddf10a05cf9c406785f6fd5d162c
SHA1

b1a63fea62867d949b2a780967f8f2f865f006ad
SHA256

0ff283b1ff3b554324c76861790c561c9183caead9638e3940d1b57556cb3d0a
SHA512

7696c69b5fd1393d741f639ba8400ae8da5693f13f4a2b04ba3925d58f0d8147b29cf3bf1df694f91d4b92631d68d915d053f5a958396cade021e1639e8bdda9
SSDEEP

3072:/mNFcsGvTmf9vOmoM0IZ5kPjBxYvdIL2KyOQaOP8+cMTH1PxsMYQnF1b1l:eLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1p

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/2096-1-0x0000000075020000-0x000000007504E000-memory.dmp	dridex_ldr
behavioral2/memory/2096-4-0x0000000075020000-0x000000007504E000-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 5108 wrote to memory of 2096	5108	rundll32.exe	86
PID 5108 wrote to memory of 2096	5108	rundll32.exe	86
PID 5108 wrote to memory of 2096	5108	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff283b1ff3b554324c76861790c561c9183caead9638e3940d1b57556cb3d0a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff283b1ff3b554324c76861790c561c9183caead9638e3940d1b57556cb3d0a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2096

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/2096-0-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/2096-1-0x0000000075020000-0x000000007504E000-memory.dmp

Filesize
184KB

Download
memory/2096-3-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download
memory/2096-4-0x0000000075020000-0x000000007504E000-memory.dmp

Filesize
184KB

Download