dridex | d9bf246d73092ce7ec329e16f5bc44ca814a3480a2191001864ec35eaebda40d

Analysis

max time kernel
50s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:03

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General

Target

JaffaCakes118_d9bf246d73092ce7ec329e16f5bc44ca814a3480a2191001864ec35eaebda40d.dll
Size

204KB
MD5

5b8b592491a63d0013ff8c38ec517666
SHA1

45a9429e1c44e63e170c9f5b9517344f90e6e671
SHA256

d9bf246d73092ce7ec329e16f5bc44ca814a3480a2191001864ec35eaebda40d
SHA512

97549462a91c9fa344bd940b9ee2245a16b607335d079df345c9867abeb26b1ddf0e5714c27ff4cb49ea0793db44ecf8d4dd519a85fbde1eb5b57188196ddc02
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
behavioral1/memory/1356-0-0x0000000074EA0000-0x0000000074ED5000-memory.dmp	dridex_ldr
behavioral1/memory/1356-3-0x0000000074EA0000-0x0000000074ED5000-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 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29
PID 2380 wrote to memory of 1356	2380	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9bf246d73092ce7ec329e16f5bc44ca814a3480a2191001864ec35eaebda40d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_d9bf246d73092ce7ec329e16f5bc44ca814a3480a2191001864ec35eaebda40d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1356

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/1356-0-0x0000000074EA0000-0x0000000074ED5000-memory.dmp

Filesize
212KB

Download
memory/1356-2-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/1356-3-0x0000000074EA0000-0x0000000074ED5000-memory.dmp

Filesize
212KB

Download