dridex | 374c1c902deec9954a5b05f3564255b62c986210ab7c38ac069b7f4ba2145bb4

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23/12/2024, 18:11

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General

Target

JaffaCakes118_374c1c902deec9954a5b05f3564255b62c986210ab7c38ac069b7f4ba2145bb4.dll
Size

188KB
MD5

48468f1d557a9bf2ebf727d396685c2c
SHA1

81b59cde4a437ff17abf62147de3080b12dd1048
SHA256

374c1c902deec9954a5b05f3564255b62c986210ab7c38ac069b7f4ba2145bb4
SHA512

5256b07d3c4e41840bc3ad8336e98a5ef45f9d927304d2b3396d6b54b42440c95dc1213befa364e73abbc8a57588fd9f1aeef152c5430799057f9f59c8bccb4c
SSDEEP

3072:jA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoIo:jzIqATVfQeV2FZalKq6jtGJWuTmd

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

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/2064-1-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr
behavioral1/memory/2064-2-0x0000000075020000-0x0000000075050000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2508	2064	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 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2368 wrote to memory of 2064	2368	rundll32.exe	30
PID 2064 wrote to memory of 2508	2064	rundll32.exe	32
PID 2064 wrote to memory of 2508	2064	rundll32.exe	32
PID 2064 wrote to memory of 2508	2064	rundll32.exe	32
PID 2064 wrote to memory of 2508	2064	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_374c1c902deec9954a5b05f3564255b62c986210ab7c38ac069b7f4ba2145bb4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_374c1c902deec9954a5b05f3564255b62c986210ab7c38ac069b7f4ba2145bb4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2064
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2064 -s 308
    3⤵
    - Program crash
    PID:2508

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/2064-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2064-1-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

Download
memory/2064-2-0x0000000075020000-0x0000000075050000-memory.dmp

Filesize
192KB

Download
memory/2064-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download