dridex | aaaa176cbd1b17d52db8ce0a66d08a4c6399c03e5374a667ed525298a14bf771

Analysis

max time kernel
112s
max time network
148s
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, 04:33

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General

Target

JaffaCakes118_aaaa176cbd1b17d52db8ce0a66d08a4c6399c03e5374a667ed525298a14bf771.dll
Size

204KB
MD5

f1cb5d4e8ad84fef6454b12454861961
SHA1

11115cb39fe315d5de8efc2f7a4b1a6c8c4b7155
SHA256

aaaa176cbd1b17d52db8ce0a66d08a4c6399c03e5374a667ed525298a14bf771
SHA512

ce1cb0cc2bf148ad253743a738c7e52e7570a24ddabf61acf6ea3492498984a2ffa5db95d523caa858b0f66c570bd25ec11b5e2bf621456bccd9d0509452fc7a
SSDEEP

3072:ZBHfDmTQoHJhc+1aImpJRxSmR7bVsSazalcBfc7Ivu5IMlZ:ZBHLSc+wLJRHFVsSaGluUs25Iw

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/4120-1-0x0000000074A10000-0x0000000074A45000-memory.dmp	dridex_ldr
behavioral2/memory/4120-2-0x0000000074A10000-0x0000000074A45000-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 3360 wrote to memory of 4120	3360	rundll32.exe	82
PID 3360 wrote to memory of 4120	3360	rundll32.exe	82
PID 3360 wrote to memory of 4120	3360	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aaaa176cbd1b17d52db8ce0a66d08a4c6399c03e5374a667ed525298a14bf771.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aaaa176cbd1b17d52db8ce0a66d08a4c6399c03e5374a667ed525298a14bf771.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4120

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

Replay Monitor

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Downloads

memory/4120-0-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download
memory/4120-1-0x0000000074A10000-0x0000000074A45000-memory.dmp

Filesize
212KB

Download
memory/4120-2-0x0000000074A10000-0x0000000074A45000-memory.dmp

Filesize
212KB

Download
memory/4120-3-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

Filesize
24KB

Download