dridex | b73bb1d60c7da94f4fe447fbf673166caae3f2c7867f3612cad636edf2937261

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
24-12-2024 15:03

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General

Target

JaffaCakes118_b73bb1d60c7da94f4fe447fbf673166caae3f2c7867f3612cad636edf2937261.dll
Size

184KB
MD5

4de751ed783151cec50dc16ed62fcc8a
SHA1

670de2946b8040618ed10b16af4b4ef6e04b21ba
SHA256

b73bb1d60c7da94f4fe447fbf673166caae3f2c7867f3612cad636edf2937261
SHA512

5a70c3b3714818f18feaa0dd001ea0aaf2703b576a36124203befaf75cd26ea1a16caa70c53bbee17132f5438fea37405c1bfdaa11d8c57b975f56cd46dbfe58
SSDEEP

3072:6iLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoGlzoxss7:6iLVCIT4WK2z1W+CUHZj4Skq/eaoUoC

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/2380-1-0x0000000074E30000-0x0000000074E5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1060	2380	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 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2364 wrote to memory of 2380	2364	rundll32.exe	30
PID 2380 wrote to memory of 1060	2380	rundll32.exe	32
PID 2380 wrote to memory of 1060	2380	rundll32.exe	32
PID 2380 wrote to memory of 1060	2380	rundll32.exe	32
PID 2380 wrote to memory of 1060	2380	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b73bb1d60c7da94f4fe447fbf673166caae3f2c7867f3612cad636edf2937261.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b73bb1d60c7da94f4fe447fbf673166caae3f2c7867f3612cad636edf2937261.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 220
    3⤵
    - Program crash
    PID:1060

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/2380-0-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2380-1-0x0000000074E30000-0x0000000074E5F000-memory.dmp

Filesize
188KB

Download
memory/2380-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download