dridex | b655672871bb4596ceea0507ae801c200e23abf56ac142fe2083530bb57d285e

Analysis

max time kernel
59s
max time network
150s
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 20:51

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General

Target

JaffaCakes118_b655672871bb4596ceea0507ae801c200e23abf56ac142fe2083530bb57d285e.dll
Size

204KB
MD5

c32df04dfba6561327592c259c56cefe
SHA1

31c0eacbfa18b690184743bd0ad130a74d086a20
SHA256

b655672871bb4596ceea0507ae801c200e23abf56ac142fe2083530bb57d285e
SHA512

ce64f0e7a60f802c463e0e33157be152c8f8eabea5767a24b6fc026278b0e57b7c86a0818fdcb5848b05b5a8d0f825f0900eae6472bacc3e571204337b313b3b
SSDEEP

3072:J6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:JZuX6pEaeEDheWa+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/844-0-0x0000000075750000-0x0000000075785000-memory.dmp	dridex_ldr
behavioral2/memory/844-3-0x0000000075750000-0x0000000075785000-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 4304 wrote to memory of 844	4304	rundll32.exe	82
PID 4304 wrote to memory of 844	4304	rundll32.exe	82
PID 4304 wrote to memory of 844	4304	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b655672871bb4596ceea0507ae801c200e23abf56ac142fe2083530bb57d285e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b655672871bb4596ceea0507ae801c200e23abf56ac142fe2083530bb57d285e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:844

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/844-0-0x0000000075750000-0x0000000075785000-memory.dmp

Filesize
212KB

Download
memory/844-2-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download
memory/844-3-0x0000000075750000-0x0000000075785000-memory.dmp

Filesize
212KB

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