dridex | ef392e3c9f2ddaf1ea29b942417fae0ff7322ca8e3a4300ef6574b18cadc9acf

Analysis

max time kernel
122s
max time network
138s
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, 04:17

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General

Target

JaffaCakes118_ef392e3c9f2ddaf1ea29b942417fae0ff7322ca8e3a4300ef6574b18cadc9acf.dll
Size

204KB
MD5

f17460bfa9f29f8efd237b805dfd7d3e
SHA1

82f4acd5908bcd399a90c11f7a406ddeebe6a492
SHA256

ef392e3c9f2ddaf1ea29b942417fae0ff7322ca8e3a4300ef6574b18cadc9acf
SHA512

fc4e9bc8e790cdae3b567b6720f418c46efb86c68d59a894187067a2b706c0966d2eabefbbb0fe91f55df31380a018bdfa65791195c98091f233500814fd64f1
SSDEEP

3072:J6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:JZuX6pEaeEDheWa+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
behavioral2/memory/4708-1-0x0000000075680000-0x00000000756B5000-memory.dmp	dridex_ldr
behavioral2/memory/4708-4-0x0000000075680000-0x00000000756B5000-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 4856 wrote to memory of 4708	4856	rundll32.exe	82
PID 4856 wrote to memory of 4708	4856	rundll32.exe	82
PID 4856 wrote to memory of 4708	4856	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef392e3c9f2ddaf1ea29b942417fae0ff7322ca8e3a4300ef6574b18cadc9acf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ef392e3c9f2ddaf1ea29b942417fae0ff7322ca8e3a4300ef6574b18cadc9acf.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4708

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/4708-0-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/4708-1-0x0000000075680000-0x00000000756B5000-memory.dmp

Filesize
212KB

Download
memory/4708-3-0x0000000000770000-0x0000000000776000-memory.dmp

Filesize
24KB

Download
memory/4708-4-0x0000000075680000-0x00000000756B5000-memory.dmp

Filesize
212KB

Download