dridex | 27c64bb03260762c9cfec99695d0a9fe7c6d39d6d5833208c9088a0c1f1cb1a7

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 20:47

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General

Target

JaffaCakes118_27c64bb03260762c9cfec99695d0a9fe7c6d39d6d5833208c9088a0c1f1cb1a7.dll
Size

184KB
MD5

d8eda4262b52aa1a5f60195f77ee39a8
SHA1

0d0c8c5edaf1dbddc1cbc6a6d2b40f8c651c2c38
SHA256

27c64bb03260762c9cfec99695d0a9fe7c6d39d6d5833208c9088a0c1f1cb1a7
SHA512

18b6d20d00926689e4004cf0c3afa9638a66aef4002708d2b7bf679e93c022887eb8f0b3daf68184d238628b87bf09962b8bc65793e8ec030c76416465d06fec
SSDEEP

3072:liLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoMlzoxss7:liLVCIT4WK2z1W+CUHZj4Skq/eaoyoC

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/2808-1-0x0000000075120000-0x000000007514F000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3012	2808	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 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2736 wrote to memory of 2808	2736	rundll32.exe	30
PID 2808 wrote to memory of 3012	2808	rundll32.exe	31
PID 2808 wrote to memory of 3012	2808	rundll32.exe	31
PID 2808 wrote to memory of 3012	2808	rundll32.exe	31
PID 2808 wrote to memory of 3012	2808	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27c64bb03260762c9cfec99695d0a9fe7c6d39d6d5833208c9088a0c1f1cb1a7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_27c64bb03260762c9cfec99695d0a9fe7c6d39d6d5833208c9088a0c1f1cb1a7.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 220
    3⤵
    - Program crash
    PID:3012

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/2808-0-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2808-1-0x0000000075120000-0x000000007514F000-memory.dmp

Filesize
188KB

Download
memory/2808-4-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download