dridex | 27585c5b3462d151701c438b6be48211c01b578f4e56ad76c8c1d81c40c0327f

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 04:52

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General

Target

JaffaCakes118_27585c5b3462d151701c438b6be48211c01b578f4e56ad76c8c1d81c40c0327f.dll
Size

184KB
MD5

e2e8969fbd16a60fd4b680df356ca7bf
SHA1

9ad687698489857968b484cf83084cc33fbdbb5a
SHA256

27585c5b3462d151701c438b6be48211c01b578f4e56ad76c8c1d81c40c0327f
SHA512

407838dd756e79e9c069116da639245464284f7869be6b74a2dbd7492a7c84f90e3b37a0fde0780611b783b5e757d35e08088207388c8b5e01c8468d7c4ddfc2
SSDEEP

3072:hiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:hiLVCIT4WK2z1W+CUHZj4Skq/eaosoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/2408-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	2408	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 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2368 wrote to memory of 2408	2368	rundll32.exe	30
PID 2408 wrote to memory of 1680	2408	rundll32.exe	32
PID 2408 wrote to memory of 1680	2408	rundll32.exe	32
PID 2408 wrote to memory of 1680	2408	rundll32.exe	32
PID 2408 wrote to memory of 1680	2408	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27585c5b3462d151701c438b6be48211c01b578f4e56ad76c8c1d81c40c0327f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2368
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27585c5b3462d151701c438b6be48211c01b578f4e56ad76c8c1d81c40c0327f.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2408
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 220
    3⤵
    - Program crash
    PID:1680

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/2408-2-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

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memory/2408-1-0x0000000074C30000-0x0000000074C5F000-memory.dmp

Filesize
188KB

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