dridex | 67154d78242ea05bdd310202b34fd055baf27a3f9276c22fa34a292e641d1a04

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 09:24

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General

Target

JaffaCakes118_67154d78242ea05bdd310202b34fd055baf27a3f9276c22fa34a292e641d1a04.dll
Size

184KB
MD5

20828c9968765003d1c765d7609d59b6
SHA1

752416c890bf8683c276dda405b1b36a4aef52d4
SHA256

67154d78242ea05bdd310202b34fd055baf27a3f9276c22fa34a292e641d1a04
SHA512

508013a12ba3326799a35cb2384283c77902fb0c2125508ab89d47b5c588cc1f22ae952c2c8373089338c2313805903e3995b4a3919317731c0b88bc850dcdb3
SSDEEP

3072:CiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoylzoxss7:CiLVCIT4WK2z1W+CUHZj4Skq/eao4oC

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/1756-1-0x0000000075290000-0x00000000752BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
672	1756	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 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1200 wrote to memory of 1756	1200	rundll32.exe	29
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30
PID 1756 wrote to memory of 672	1756	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67154d78242ea05bdd310202b34fd055baf27a3f9276c22fa34a292e641d1a04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67154d78242ea05bdd310202b34fd055baf27a3f9276c22fa34a292e641d1a04.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1756 -s 220
    3⤵
    - Program crash
    PID:672

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

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Downloads

memory/1756-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/1756-1-0x0000000075290000-0x00000000752BF000-memory.dmp

Filesize
188KB

Download
memory/1756-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

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