dridex | a5f461f43ee59b46aa4c7279d6276a86e4edee553c29ac5f1813b9fc6a4e6145

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 16:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_a5f461f43ee59b46aa4c7279d6276a86e4edee553c29ac5f1813b9fc6a4e6145.dll
Size

184KB
MD5

b672f5b1855e6e193bc711b1bc7002ff
SHA1

49d5aaa25275351fab2db84ae1d1ff6c76f6e529
SHA256

a5f461f43ee59b46aa4c7279d6276a86e4edee553c29ac5f1813b9fc6a4e6145
SHA512

eb765c586b8297d447160ad78cdf91355f15a82df0bb32e280f6a21342a559740fe33a36ac59787a7f44889f4191c75fdf7a95ebe71d2c20be60f6c42aea8459
SSDEEP

3072:MiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaovlzoxss7:MiLVCIT4WK2z1W+CUHZj4Skq/eaotoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/796-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	796	WerFault.exe	29

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 11 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 2052 wrote to memory of 796	2052	rundll32.exe	29
PID 796 wrote to memory of 2540	796	rundll32.exe	30
PID 796 wrote to memory of 2540	796	rundll32.exe	30
PID 796 wrote to memory of 2540	796	rundll32.exe	30
PID 796 wrote to memory of 2540	796	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5f461f43ee59b46aa4c7279d6276a86e4edee553c29ac5f1813b9fc6a4e6145.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a5f461f43ee59b46aa4c7279d6276a86e4edee553c29ac5f1813b9fc6a4e6145.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 796 -s 224
    3⤵
    - Program crash
    PID:2540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/796-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/796-1-0x0000000074E00000-0x0000000074E2F000-memory.dmp

Filesize
188KB

Download
memory/796-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download