dridex | 766370cbaad0556dd3133f7f76b15247113c24a7bd9d51ddfd28607ebbf790e2

Analysis

max time kernel
56s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:35

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General

Target

JaffaCakes118_766370cbaad0556dd3133f7f76b15247113c24a7bd9d51ddfd28607ebbf790e2.dll
Size

157KB
MD5

fbf025a4f7fa53ffc70f7f421c316f2c
SHA1

6d3ebe7946b16e1dce3a7c28a57c54b59e2cd8ad
SHA256

766370cbaad0556dd3133f7f76b15247113c24a7bd9d51ddfd28607ebbf790e2
SHA512

87d5ce990f609767f432984944e61a9d93e72b97f8c4096943ded7038b96c35d1a80fe94f46d48481aa871c0706eca8b1939b3d0884fa09deff8d3d18b6a20af
SSDEEP

3072:5Xdgq2AQFBHNHrvCU0FoCGWi/isjLpWRGGJnHs9:PMHNLvC1FoCGx//Xq

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/2612-1-0x0000000075300000-0x000000007532D000-memory.dmp	dridex_ldr
behavioral1/memory/2612-2-0x0000000075300000-0x000000007532D000-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 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30
PID 2412 wrote to memory of 2612	2412	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_766370cbaad0556dd3133f7f76b15247113c24a7bd9d51ddfd28607ebbf790e2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_766370cbaad0556dd3133f7f76b15247113c24a7bd9d51ddfd28607ebbf790e2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2612

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/2612-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2612-1-0x0000000075300000-0x000000007532D000-memory.dmp

Filesize
180KB

Download
memory/2612-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2612-2-0x0000000075300000-0x000000007532D000-memory.dmp

Filesize
180KB

Download