dridex | 4cd98514be05bfda33c9c364a20d554b7500a8bf7b143fb6e44a653721bb06be

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
27/12/2024, 01:37

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General

Target

JaffaCakes118_4cd98514be05bfda33c9c364a20d554b7500a8bf7b143fb6e44a653721bb06be.dll
Size

184KB
MD5

7926141250c0fd5eb5874f18d8466211
SHA1

3fecb5b88a4602c81de910a58b69c6f018f7d089
SHA256

4cd98514be05bfda33c9c364a20d554b7500a8bf7b143fb6e44a653721bb06be
SHA512

a3cf5e57ada9cf254360cd4605f2082979a034dc9734a1875dd086df92e531b675155bea7694e3fc20a533a77b37fba7b54744f65a5ebdee6c5dab914564a41d
SSDEEP

3072:ZiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaojlzoxss7:ZiLVCIT4WK2z1W+CUHZj4Skq/eao5oC

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/2704-1-0x00000000744E0000-0x000000007450F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2824	2704	WerFault.exe	30

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 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2684 wrote to memory of 2704	2684	rundll32.exe	30
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31
PID 2704 wrote to memory of 2824	2704	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cd98514be05bfda33c9c364a20d554b7500a8bf7b143fb6e44a653721bb06be.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4cd98514be05bfda33c9c364a20d554b7500a8bf7b143fb6e44a653721bb06be.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 220
    3⤵
    - Program crash
    PID:2824

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

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Downloads

memory/2704-0-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download
memory/2704-1-0x00000000744E0000-0x000000007450F000-memory.dmp

Filesize
188KB

Download
memory/2704-3-0x0000000000150000-0x0000000000156000-memory.dmp

Filesize
24KB

Download