dridex | 2d91221aa74d21e9d9a83cbe2333e3c1409789d1750c7a4ea665e1632914db79

Analysis

max time kernel
58s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:57

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General

Target

JaffaCakes118_2d91221aa74d21e9d9a83cbe2333e3c1409789d1750c7a4ea665e1632914db79.dll
Size

204KB
MD5

7d6d957947423190f8d98523dbe4edc3
SHA1

97d0256bc5155687d124f5298383a1d860d41e5b
SHA256

2d91221aa74d21e9d9a83cbe2333e3c1409789d1750c7a4ea665e1632914db79
SHA512

e07ac3bd746494bdece2a8a84ef83699f7614cf1b38193e28e56a0a3450f50f4351068e0c15ae4f5f80d53945c837c675766943c177dfedda193b5425224ea07
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
behavioral1/memory/2124-1-0x0000000075160000-0x0000000075195000-memory.dmp	dridex_ldr
behavioral1/memory/2124-2-0x0000000075160000-0x0000000075195000-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 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30
PID 2648 wrote to memory of 2124	2648	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d91221aa74d21e9d9a83cbe2333e3c1409789d1750c7a4ea665e1632914db79.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d91221aa74d21e9d9a83cbe2333e3c1409789d1750c7a4ea665e1632914db79.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2124

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/2124-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2124-1-0x0000000075160000-0x0000000075195000-memory.dmp

Filesize
212KB

Download
memory/2124-2-0x0000000075160000-0x0000000075195000-memory.dmp

Filesize
212KB

Download
memory/2124-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download