dridex | 1737490924f4341d9ed02bfa12dc892f708cdf0c69a8012de5753bd2ce7fdaa2

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
30/12/2024, 05:04

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General

Target

JaffaCakes118_1737490924f4341d9ed02bfa12dc892f708cdf0c69a8012de5753bd2ce7fdaa2.dll
Size

188KB
MD5

3d35095d6b7f6a89e1e41e788bae4955
SHA1

2e25671f48123e473e9aa10e2ccf4e1445d4d434
SHA256

1737490924f4341d9ed02bfa12dc892f708cdf0c69a8012de5753bd2ce7fdaa2
SHA512

96ed1e38a0db5afd575215fdaa867eff5a1f4f1b9938523ab7e583a792d699369b54793a23eb014eac48d2d44c349210c9160fd62d66b91a2156650caec68524
SSDEEP

3072:iA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoSo:izIqATVfQeV2FZalKq6jtGJWuTmd

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/2488-1-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr
behavioral1/memory/2488-2-0x0000000075120000-0x0000000075150000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2984	2488	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 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2496 wrote to memory of 2488	2496	rundll32.exe	30
PID 2488 wrote to memory of 2984	2488	rundll32.exe	31
PID 2488 wrote to memory of 2984	2488	rundll32.exe	31
PID 2488 wrote to memory of 2984	2488	rundll32.exe	31
PID 2488 wrote to memory of 2984	2488	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1737490924f4341d9ed02bfa12dc892f708cdf0c69a8012de5753bd2ce7fdaa2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2496
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1737490924f4341d9ed02bfa12dc892f708cdf0c69a8012de5753bd2ce7fdaa2.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 308
    3⤵
    - Program crash
    PID:2984

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/2488-0-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2488-1-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download
memory/2488-3-0x00000000000C0000-0x00000000000C6000-memory.dmp

Filesize
24KB

Download
memory/2488-2-0x0000000075120000-0x0000000075150000-memory.dmp

Filesize
192KB

Download