dridex | c33f0b640a7e3915178db4bf37c2e650bf46ecfad53e94dda1e2bc021fbeea7c

Analysis

max time kernel
98s
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, 17:17

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General

Target

JaffaCakes118_c33f0b640a7e3915178db4bf37c2e650bf46ecfad53e94dda1e2bc021fbeea7c.dll
Size

204KB
MD5

10feb7e27b73ceb19f32f5ebdd4c685b
SHA1

2378bdcba2db8e886d593c429a7eddf0a640b9aa
SHA256

c33f0b640a7e3915178db4bf37c2e650bf46ecfad53e94dda1e2bc021fbeea7c
SHA512

14b38691d5758fbf01969d7f54573428df77e2c12b3de65a61b037f2e591ee43119db3b44fc83c97d7e5e035aaeef38ad2454a0943dfd5d3eeaee33ae83a2689
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/2308-1-0x0000000074930000-0x0000000074965000-memory.dmp	dridex_ldr
behavioral2/memory/2308-4-0x0000000074930000-0x0000000074965000-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 3000 wrote to memory of 2308	3000	rundll32.exe	83
PID 3000 wrote to memory of 2308	3000	rundll32.exe	83
PID 3000 wrote to memory of 2308	3000	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c33f0b640a7e3915178db4bf37c2e650bf46ecfad53e94dda1e2bc021fbeea7c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c33f0b640a7e3915178db4bf37c2e650bf46ecfad53e94dda1e2bc021fbeea7c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2308

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/2308-0-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/2308-1-0x0000000074930000-0x0000000074965000-memory.dmp

Filesize
212KB

Download
memory/2308-3-0x0000000002860000-0x0000000002866000-memory.dmp

Filesize
24KB

Download
memory/2308-4-0x0000000074930000-0x0000000074965000-memory.dmp

Filesize
212KB

Download