dridex | 031e4e618809ae18123498778a2041eda2f25c09f86cef897fa032965f3c989c

Analysis

max time kernel
121s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:17

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General

Target

JaffaCakes118_031e4e618809ae18123498778a2041eda2f25c09f86cef897fa032965f3c989c.dll
Size

184KB
MD5

bc5618e6ea7e0dabf6b928b70a6034cf
SHA1

0cb001ab14102551be6879a03cf2feedd7e33914
SHA256

031e4e618809ae18123498778a2041eda2f25c09f86cef897fa032965f3c989c
SHA512

8e90456f552bb59ebbea793630b29c7d77d332d6670586157dc0612cf511f2df08a5a42aa9436683bbbdd5b0ed935e901d417b101c05dcbb1d0c62bacd49a5fe
SSDEEP

3072:992qSmHOhnWpPI1ybmJIiC00PArIojHTYVBCn+rs3Ss3qLMTjrLA:99NSMOEpQ1Q3ODAr+Vz

Score

10^/10

dridex 22203 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22203

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 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3052-1-0x00000000750C0000-0x00000000750EF000-memory.dmp	dridex_ldr
behavioral1/memory/3052-2-0x00000000750C0000-0x00000000750EF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2500	3052	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 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 1976 wrote to memory of 3052	1976	rundll32.exe	30
PID 3052 wrote to memory of 2500	3052	rundll32.exe	31
PID 3052 wrote to memory of 2500	3052	rundll32.exe	31
PID 3052 wrote to memory of 2500	3052	rundll32.exe	31
PID 3052 wrote to memory of 2500	3052	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_031e4e618809ae18123498778a2041eda2f25c09f86cef897fa032965f3c989c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_031e4e618809ae18123498778a2041eda2f25c09f86cef897fa032965f3c989c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3052
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3052 -s 224
    3⤵
    - Program crash
    PID:2500

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/3052-0-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download
memory/3052-1-0x00000000750C0000-0x00000000750EF000-memory.dmp

Filesize
188KB

Download
memory/3052-2-0x00000000750C0000-0x00000000750EF000-memory.dmp

Filesize
188KB

Download
memory/3052-4-0x0000000000180000-0x0000000000186000-memory.dmp

Filesize
24KB

Download