dridex | 7cd85a11340f3dc8a8b59d3e886ba6cfe123f7cfe7e248ccd60e36b30e3a1d97

Analysis

max time kernel
59s
max time network
152s
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 18:24

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General

Target

JaffaCakes118_7cd85a11340f3dc8a8b59d3e886ba6cfe123f7cfe7e248ccd60e36b30e3a1d97.dll
Size

204KB
MD5

bd550ec618242c0fe3ae1d2dc0ab4439
SHA1

bf9e0ad9b75bac44d248526474b1c3fea3a1e2e8
SHA256

7cd85a11340f3dc8a8b59d3e886ba6cfe123f7cfe7e248ccd60e36b30e3a1d97
SHA512

574a986748553c27a9a947c0e001d028af1988b9933641dc1e1f9ee6f74cb2821d770d05daf731a7cb78dab04e97dc2cb88efc510a75918ad460ea280ea8a6bc
SSDEEP

3072:n6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:nZuX6pEaeEDheWa+Jc9bhorfTw

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

45.58.56.12:443

162.241.54.59:6601

51.91.76.89:2303

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/4900-0-0x0000000075130000-0x0000000075165000-memory.dmp	dridex_ldr
behavioral2/memory/4900-3-0x0000000075130000-0x0000000075165000-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 2616 wrote to memory of 4900	2616	rundll32.exe	82
PID 2616 wrote to memory of 4900	2616	rundll32.exe	82
PID 2616 wrote to memory of 4900	2616	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cd85a11340f3dc8a8b59d3e886ba6cfe123f7cfe7e248ccd60e36b30e3a1d97.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7cd85a11340f3dc8a8b59d3e886ba6cfe123f7cfe7e248ccd60e36b30e3a1d97.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4900

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

Replay Monitor

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Downloads

memory/4900-2-0x0000000001110000-0x0000000001116000-memory.dmp

Filesize
24KB

Download
memory/4900-0-0x0000000075130000-0x0000000075165000-memory.dmp

Filesize
212KB

Download
memory/4900-3-0x0000000075130000-0x0000000075165000-memory.dmp

Filesize
212KB

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