dridex | 801bfeb95bf81452e036618db8da21a85b32de16e1185594b473ce053ecd464e

Analysis

max time kernel
125s
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 23:39

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General

Target

JaffaCakes118_801bfeb95bf81452e036618db8da21a85b32de16e1185594b473ce053ecd464e.dll
Size

204KB
MD5

069576073cc2b461855c600c7a8dc3b3
SHA1

b0b6d32b22883ed2cd5c7e416b8314185fb5e028
SHA256

801bfeb95bf81452e036618db8da21a85b32de16e1185594b473ce053ecd464e
SHA512

a2b59a1480a87da720c33fe53599f625244ad9e83c0ac002111c0c91d85e25ad33ab1d9a54e440b40dda3db44101e9af5883695b2cba592a496a14ebc58b6702
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/4488-1-0x0000000075290000-0x00000000752C5000-memory.dmp	dridex_ldr
behavioral2/memory/4488-4-0x0000000075290000-0x00000000752C5000-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 1228 wrote to memory of 4488	1228	rundll32.exe	82
PID 1228 wrote to memory of 4488	1228	rundll32.exe	82
PID 1228 wrote to memory of 4488	1228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_801bfeb95bf81452e036618db8da21a85b32de16e1185594b473ce053ecd464e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_801bfeb95bf81452e036618db8da21a85b32de16e1185594b473ce053ecd464e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4488

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/4488-0-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/4488-1-0x0000000075290000-0x00000000752C5000-memory.dmp

Filesize
212KB

Download
memory/4488-3-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download
memory/4488-4-0x0000000075290000-0x00000000752C5000-memory.dmp

Filesize
212KB

Download