dridex | 52540b0cd881c960942008caf92ff488f45c035cd377c6c6b0275cf9a1b84a19

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
28-12-2024 22:22

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General

Target

JaffaCakes118_52540b0cd881c960942008caf92ff488f45c035cd377c6c6b0275cf9a1b84a19.dll
Size

161KB
MD5

e66115eeae8f72fe715d1ef42c9de795
SHA1

b00fef5fc0c339f8d682eefae8587047d0d86c7e
SHA256

52540b0cd881c960942008caf92ff488f45c035cd377c6c6b0275cf9a1b84a19
SHA512

02ec98f628a7ca1479cc5e886b7460b4e8233550ecf56e268db302480df889b8926c655543024f66f331b08487a997ff6bdaf2ee4265ab89a6f80ed985134f53
SSDEEP

3072:mPSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd27GkFY:OnS62Fl+pkeJl3CvRStrFl+EYa

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

78.46.73.125:443

185.148.168.26:2303

66.113.160.126:8172

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/2904-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2904-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2028	2904	WerFault.exe	28

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 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 1716 wrote to memory of 2904	1716	rundll32.exe	28
PID 2904 wrote to memory of 2028	2904	rundll32.exe	29
PID 2904 wrote to memory of 2028	2904	rundll32.exe	29
PID 2904 wrote to memory of 2028	2904	rundll32.exe	29
PID 2904 wrote to memory of 2028	2904	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52540b0cd881c960942008caf92ff488f45c035cd377c6c6b0275cf9a1b84a19.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_52540b0cd881c960942008caf92ff488f45c035cd377c6c6b0275cf9a1b84a19.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 256
    3⤵
    - Program crash
    PID:2028

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/2904-0-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download
memory/2904-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2904-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2904-4-0x00000000000E0000-0x00000000000E6000-memory.dmp

Filesize
24KB

Download