dridex | eff8b9ae20b0fd61c623f81355300883ff6ed79d232387e017d2e25c723f69f0

Analysis

max time kernel
94s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 19:39

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General

Target

JaffaCakes118_eff8b9ae20b0fd61c623f81355300883ff6ed79d232387e017d2e25c723f69f0.dll
Size

184KB
MD5

e4ddc0183865474bed43b98e0d2dbde1
SHA1

8688fb8df6ab56a4723d8562d7f28d30952bc7e7
SHA256

eff8b9ae20b0fd61c623f81355300883ff6ed79d232387e017d2e25c723f69f0
SHA512

f33346a3fe7e3112d626afa613b534b6a00b1478b3dbbadbd087f0c590fee4785e38259b282935152a3286b6bcf61fddf352d99df7fc968362889ad05cf360f5
SSDEEP

3072:DiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoolzoxss7:DiLVCIT4WK2z1W+CUHZj4Skq/eao2oC

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
behavioral2/memory/3240-1-0x0000000075190000-0x00000000751BF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2140	3240	WerFault.exe	82

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 3 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 3240	2228	rundll32.exe	82
PID 2228 wrote to memory of 3240	2228	rundll32.exe	82
PID 2228 wrote to memory of 3240	2228	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff8b9ae20b0fd61c623f81355300883ff6ed79d232387e017d2e25c723f69f0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_eff8b9ae20b0fd61c623f81355300883ff6ed79d232387e017d2e25c723f69f0.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3240
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3240 -s 616
    3⤵
    - Program crash
    PID:2140

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3240 -ip 3240
1⤵
PID:3792

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/3240-0-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download
memory/3240-1-0x0000000075190000-0x00000000751BF000-memory.dmp

Filesize
188KB

Download
memory/3240-3-0x0000000000E00000-0x0000000000E06000-memory.dmp

Filesize
24KB

Download