dridex | 957be245a72f3db2bfededd4e4f78d4a0cb5ca391d26163368d2cc559f4c762a

Analysis

max time kernel
52s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 20:12

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General

Target

JaffaCakes118_957be245a72f3db2bfededd4e4f78d4a0cb5ca391d26163368d2cc559f4c762a.dll
Size

204KB
MD5

b05f216e8224cd47f9946b521a48b6ca
SHA1

44d6298de53cd7b3ab496ac5a4668b498864003e
SHA256

957be245a72f3db2bfededd4e4f78d4a0cb5ca391d26163368d2cc559f4c762a
SHA512

e14569bad8f19cc9d8f1bef341e0aad03a858995f5cfa5c62703d70a159aea3505551a618b6273e3f795752d7fb4575da469396ddb25e9f70dd176fc0b200075
SSDEEP

3072:R6FOf6h8i6pdDPvaaeEGObTS/HaoGoK9kN+Jcr9bhrFKL3fJpwZ:RZuX6pEaeEDheWa+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/1832-1-0x0000000074FC0000-0x0000000074FF5000-memory.dmp	dridex_ldr
behavioral1/memory/1832-2-0x0000000074FC0000-0x0000000074FF5000-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 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30
PID 2416 wrote to memory of 1832	2416	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_957be245a72f3db2bfededd4e4f78d4a0cb5ca391d26163368d2cc559f4c762a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_957be245a72f3db2bfededd4e4f78d4a0cb5ca391d26163368d2cc559f4c762a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1832

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/1832-0-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/1832-1-0x0000000074FC0000-0x0000000074FF5000-memory.dmp

Filesize
212KB

Download
memory/1832-2-0x0000000074FC0000-0x0000000074FF5000-memory.dmp

Filesize
212KB

Download
memory/1832-3-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download