dridex | a34248fb9b4076088fa4a907d10bcbc8da6ebf3e0a6fad14070b20d864d6c5b6

Analysis

max time kernel
115s
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, 04:09

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General

Target

JaffaCakes118_a34248fb9b4076088fa4a907d10bcbc8da6ebf3e0a6fad14070b20d864d6c5b6.dll
Size

204KB
MD5

3ac907b9b359c80ab0cceab7f03932f3
SHA1

883c94e91c9b882d326b441d2a59faa656f61e92
SHA256

a34248fb9b4076088fa4a907d10bcbc8da6ebf3e0a6fad14070b20d864d6c5b6
SHA512

924e1f7e4aa7eeb1dededb47635a58df6b5dfc467a4a3a19fd58f37c4d8a29e727405955cf21162203ed974ab24e8993b6070ac8fe8b94eee66424b7a008e5a5
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/2244-1-0x00000000756E0000-0x0000000075715000-memory.dmp	dridex_ldr
behavioral2/memory/2244-4-0x00000000756E0000-0x0000000075715000-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 2588 wrote to memory of 2244	2588	rundll32.exe	82
PID 2588 wrote to memory of 2244	2588	rundll32.exe	82
PID 2588 wrote to memory of 2244	2588	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a34248fb9b4076088fa4a907d10bcbc8da6ebf3e0a6fad14070b20d864d6c5b6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a34248fb9b4076088fa4a907d10bcbc8da6ebf3e0a6fad14070b20d864d6c5b6.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2244

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/2244-0-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/2244-1-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

Download
memory/2244-3-0x0000000000630000-0x0000000000636000-memory.dmp

Filesize
24KB

Download
memory/2244-4-0x00000000756E0000-0x0000000075715000-memory.dmp

Filesize
212KB

Download