dridex | 21ddd8e63a1cfb21c894f190b648cbc10c47a82b0fac641e3ba395981800b6ba

Analysis

max time kernel
72s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:01

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General

Target

JaffaCakes118_21ddd8e63a1cfb21c894f190b648cbc10c47a82b0fac641e3ba395981800b6ba.dll
Size

204KB
MD5

495b654f8e4825603b1611463576e029
SHA1

e6c67b1d0b2bd5b2187f71183c9002f788a74c3d
SHA256

21ddd8e63a1cfb21c894f190b648cbc10c47a82b0fac641e3ba395981800b6ba
SHA512

6460864378894e1ec341f61415c77d662c98979116f1185390bab87304720e69ee165eb78c9e9c751b9726ce90fdf743a8b5bc98aa5033816e835e7663b6d545
SSDEEP

3072:R6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:RZuX6pEaeEDheWa+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/2156-1-0x00000000751A0000-0x00000000751D5000-memory.dmp	dridex_ldr
behavioral1/memory/2156-2-0x00000000751A0000-0x00000000751D5000-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 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30
PID 1724 wrote to memory of 2156	1724	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21ddd8e63a1cfb21c894f190b648cbc10c47a82b0fac641e3ba395981800b6ba.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_21ddd8e63a1cfb21c894f190b648cbc10c47a82b0fac641e3ba395981800b6ba.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2156

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/2156-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2156-1-0x00000000751A0000-0x00000000751D5000-memory.dmp

Filesize
212KB

Download
memory/2156-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2156-2-0x00000000751A0000-0x00000000751D5000-memory.dmp

Filesize
212KB

Download