dridex | 9fcd16f44c202c361766769b3e9c729188fcda896d09f79b44c398a80935759a

Analysis

max time kernel
82s
max time network
134s
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 20:11

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General

Target

JaffaCakes118_9fcd16f44c202c361766769b3e9c729188fcda896d09f79b44c398a80935759a.dll
Size

204KB
MD5

037b26ceeeb94c09807ec0c25dbfdccf
SHA1

fb03987d734caddfe714ad5ea9e7d48c864b13a6
SHA256

9fcd16f44c202c361766769b3e9c729188fcda896d09f79b44c398a80935759a
SHA512

03690f942fff77cc75cd41c53b0b456cbce35a88964d9b0aa999e6b78ae941c1098c412fb2a4db986ba1aa51979b108b1034828ad1b3d7b66684ba817b39b417
SSDEEP

3072:46FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:4ZuX6pEaeEDheWa+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/4692-1-0x0000000075400000-0x0000000075435000-memory.dmp	dridex_ldr
behavioral2/memory/4692-3-0x0000000075400000-0x0000000075435000-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 2560 wrote to memory of 4692	2560	rundll32.exe	82
PID 2560 wrote to memory of 4692	2560	rundll32.exe	82
PID 2560 wrote to memory of 4692	2560	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fcd16f44c202c361766769b3e9c729188fcda896d09f79b44c398a80935759a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9fcd16f44c202c361766769b3e9c729188fcda896d09f79b44c398a80935759a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4692

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/4692-0-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/4692-1-0x0000000075400000-0x0000000075435000-memory.dmp

Filesize
212KB

Download
memory/4692-4-0x0000000000D90000-0x0000000000D96000-memory.dmp

Filesize
24KB

Download
memory/4692-3-0x0000000075400000-0x0000000075435000-memory.dmp

Filesize
212KB

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