dridex | a323893486b9abd141a3cc1ff004295ee84b4ec10457ed3755ca0fc73de7f63a

Analysis

max time kernel
69s
max time network
139s
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, 05:19

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General

Target

JaffaCakes118_a323893486b9abd141a3cc1ff004295ee84b4ec10457ed3755ca0fc73de7f63a.dll
Size

204KB
MD5

45553af0a713004e6fdf9e2147e24035
SHA1

10774e663ec6e620ae2c6a3b82d5b362adbb526f
SHA256

a323893486b9abd141a3cc1ff004295ee84b4ec10457ed3755ca0fc73de7f63a
SHA512

df4d59301765deab1afa3318d0dbc458b7694d89672a4337403b5dd1320398eefc17ab883351f4726a5d8f5a4bafb0cba4aaaa9212c4b792a8e92372b3054df8
SSDEEP

3072:K6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:KZuX6pEaeEDheWa+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/4068-0-0x0000000075490000-0x00000000754C5000-memory.dmp	dridex_ldr
behavioral2/memory/4068-3-0x0000000075490000-0x00000000754C5000-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 4324 wrote to memory of 4068	4324	rundll32.exe	83
PID 4324 wrote to memory of 4068	4324	rundll32.exe	83
PID 4324 wrote to memory of 4068	4324	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a323893486b9abd141a3cc1ff004295ee84b4ec10457ed3755ca0fc73de7f63a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a323893486b9abd141a3cc1ff004295ee84b4ec10457ed3755ca0fc73de7f63a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4068

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/4068-0-0x0000000075490000-0x00000000754C5000-memory.dmp

Filesize
212KB

Download
memory/4068-2-0x0000000000CF0000-0x0000000000CF6000-memory.dmp

Filesize
24KB

Download
memory/4068-3-0x0000000075490000-0x00000000754C5000-memory.dmp

Filesize
212KB

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