dridex | c73e158b9021573dfbd44484a0aa561cb6a38e6d2ee93f449c7dfddf6d76f56e

Analysis

max time kernel
148s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 04:29

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General

Target

JaffaCakes118_c73e158b9021573dfbd44484a0aa561cb6a38e6d2ee93f449c7dfddf6d76f56e.dll
Size

204KB
MD5

520a41ad26656d2fb1bf55793ff64546
SHA1

9a312fff483adb6410316dbc6a357f0d125191dd
SHA256

c73e158b9021573dfbd44484a0aa561cb6a38e6d2ee93f449c7dfddf6d76f56e
SHA512

6472be6b0e80ee87d37352ccc66395058dec08aa4b9bb7b46773af0593f0f8569d638a8116835ab8203fc18b44468fe413c19880cc30295c551189e8bfe0b500
SSDEEP

3072:E6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:EZuX6pEaeEDheWa+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
behavioral1/memory/2272-1-0x00000000746B0000-0x00000000746E5000-memory.dmp	dridex_ldr
behavioral1/memory/2272-2-0x00000000746B0000-0x00000000746E5000-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 7 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28
PID 1044 wrote to memory of 2272	1044	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c73e158b9021573dfbd44484a0aa561cb6a38e6d2ee93f449c7dfddf6d76f56e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c73e158b9021573dfbd44484a0aa561cb6a38e6d2ee93f449c7dfddf6d76f56e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2272

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/2272-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2272-1-0x00000000746B0000-0x00000000746E5000-memory.dmp

Filesize
212KB

Download
memory/2272-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2272-2-0x00000000746B0000-0x00000000746E5000-memory.dmp

Filesize
212KB

Download