dridex | 83a037b769bebae83041968f2a414682402f11083ff096c6708a349f8086f8f1

Analysis

max time kernel
119s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 21:44

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General

Target

JaffaCakes118_83a037b769bebae83041968f2a414682402f11083ff096c6708a349f8086f8f1.dll
Size

188KB
MD5

9b58044710dd1c076a6ca370fd4e8767
SHA1

a40fb628fe2a657214d4261a1b2a5deb3daf4cc6
SHA256

83a037b769bebae83041968f2a414682402f11083ff096c6708a349f8086f8f1
SHA512

b9f5cb21fd0adc9cfb3294cb6ce56c958467a82f35ba21cfeb9e937faf5b754f44cd565911f20d15f28d3d3cac97e2a82cefdef0ca19fe95fe9a39a3b574d985
SSDEEP

3072:FteMq7hp/YIzA6BZvlWnTDN2GL9L8NLXWruiuUCzTOwwc0cIz79qM:Bq7fYIHBZkTB6DWruUCOwjt

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

103.87.173.60:443

45.32.243.209:8116

207.180.208.54:4664

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/2080-1-0x00000000749F0000-0x0000000074A20000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2748	2080	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 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2364 wrote to memory of 2080	2364	rundll32.exe	30
PID 2080 wrote to memory of 2748	2080	rundll32.exe	31
PID 2080 wrote to memory of 2748	2080	rundll32.exe	31
PID 2080 wrote to memory of 2748	2080	rundll32.exe	31
PID 2080 wrote to memory of 2748	2080	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83a037b769bebae83041968f2a414682402f11083ff096c6708a349f8086f8f1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2364
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83a037b769bebae83041968f2a414682402f11083ff096c6708a349f8086f8f1.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 300
    3⤵
    - Program crash
    PID:2748

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/2080-0-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2080-1-0x00000000749F0000-0x0000000074A20000-memory.dmp

Filesize
192KB

Download
memory/2080-3-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download