dridex | e2933bd18ef81bfbd0725783ab297da03e9f867bc15afb96d6fce9c1434a54fe

Analysis

max time kernel
59s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:06

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General

Target

JaffaCakes118_e2933bd18ef81bfbd0725783ab297da03e9f867bc15afb96d6fce9c1434a54fe.dll
Size

204KB
MD5

af3d3da620b6f6b4e877fde3214854c7
SHA1

6382e6c0e15cf73852d6cfa98f0368833920c191
SHA256

e2933bd18ef81bfbd0725783ab297da03e9f867bc15afb96d6fce9c1434a54fe
SHA512

2392b73dbaa0aa66645938e2c0426e3206794416322af662fdccfce37b81a85d5516769a794863cc3b7b71a80a5e52a8fd7eb56e2a8185aa8961778cc7fef092
SSDEEP

3072:v6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:vZuX6pEaeEDheWa+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/2316-1-0x0000000074EE0000-0x0000000074F15000-memory.dmp	dridex_ldr
behavioral1/memory/2316-2-0x0000000074EE0000-0x0000000074F15000-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 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30
PID 3040 wrote to memory of 2316	3040	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2933bd18ef81bfbd0725783ab297da03e9f867bc15afb96d6fce9c1434a54fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3040
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e2933bd18ef81bfbd0725783ab297da03e9f867bc15afb96d6fce9c1434a54fe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2316

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/2316-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/2316-1-0x0000000074EE0000-0x0000000074F15000-memory.dmp

Filesize
212KB

Download
memory/2316-2-0x0000000074EE0000-0x0000000074F15000-memory.dmp

Filesize
212KB

Download
memory/2316-3-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download