dridex | 7970e355deb7489ddd4130bf8097bfb985b62cb29ddd695c98f7d83efb171db7

Analysis

max time kernel
54s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
30/12/2024, 06:06

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General

Target

JaffaCakes118_7970e355deb7489ddd4130bf8097bfb985b62cb29ddd695c98f7d83efb171db7.dll
Size

161KB
MD5

881c13da6966824fc5628e664ebc7637
SHA1

117c98df3eb82e9e9cba99d8d040831778085bb3
SHA256

7970e355deb7489ddd4130bf8097bfb985b62cb29ddd695c98f7d83efb171db7
SHA512

7d415a559f424e303567926dae4d76d224fddcbc7b389040ba17340c2c9eac784a924f637f28d0ed634166f5cff09a4fb347ae43aa4f6da9f6afcfc98f8ffb91
SSDEEP

3072:Jlpmktgw9IAMlZxSGg7ypZIQ404g51acpg0xZtCVxwVeXm7YP1cOPpiihEY:Jlo0gw4ZMypZp45g51aXotOxwVeXm7Ym

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/1240-1-0x0000000074720000-0x000000007474E000-memory.dmp	dridex_ldr
behavioral1/memory/1240-3-0x0000000074720000-0x000000007474E000-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 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30
PID 1980 wrote to memory of 1240	1980	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7970e355deb7489ddd4130bf8097bfb985b62cb29ddd695c98f7d83efb171db7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1980
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7970e355deb7489ddd4130bf8097bfb985b62cb29ddd695c98f7d83efb171db7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:1240

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/1240-2-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/1240-1-0x0000000074720000-0x000000007474E000-memory.dmp

Filesize
184KB

Download
memory/1240-3-0x0000000074720000-0x000000007474E000-memory.dmp

Filesize
184KB

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