dridex | 59b48deff733cad2e8d379689bd000437c9aef85cd9d61a935e581471ae25082

Analysis

max time kernel
26s
max time network
18s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24/12/2024, 09:51

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General

Target

JaffaCakes118_59b48deff733cad2e8d379689bd000437c9aef85cd9d61a935e581471ae25082.dll
Size

188KB
MD5

a5dda78c81919b1b52a8e71e3b6cf57f
SHA1

9003247fb57ca61adc621c27cfd1de505bdca9c8
SHA256

59b48deff733cad2e8d379689bd000437c9aef85cd9d61a935e581471ae25082
SHA512

0f85f06b9a0381604c8325bb7124ed268ce708b62747c514c4db1b4ad2d73778947b411281f8cd1c95de7527184a6522a005586161268225609f26e18c7ca3b9
SSDEEP

3072:XA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoqo:XzIqATVfQeV2FZalKq6jtGJWuTmd

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1704-1-0x0000000074E00000-0x0000000074E30000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2540	1704	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 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1656 wrote to memory of 1704	1656	rundll32.exe	29
PID 1704 wrote to memory of 2540	1704	rundll32.exe	30
PID 1704 wrote to memory of 2540	1704	rundll32.exe	30
PID 1704 wrote to memory of 2540	1704	rundll32.exe	30
PID 1704 wrote to memory of 2540	1704	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59b48deff733cad2e8d379689bd000437c9aef85cd9d61a935e581471ae25082.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59b48deff733cad2e8d379689bd000437c9aef85cd9d61a935e581471ae25082.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 308
    3⤵
    - Program crash
    PID:2540

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/1704-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1704-1-0x0000000074E00000-0x0000000074E30000-memory.dmp

Filesize
192KB

Download
memory/1704-3-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

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