dridex | ee7f40e3461c8f095c0d90f889cf4056680606fe2f062a1e4ad2714d3dec1523

Analysis

max time kernel
135s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-12-2024 21:45

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General

Target

JaffaCakes118_ee7f40e3461c8f095c0d90f889cf4056680606fe2f062a1e4ad2714d3dec1523.dll
Size

161KB
MD5

1c6c0c4755885420ca3bee2dac164539
SHA1

7496525db18fa4056d96806355cd324725dba2ee
SHA256

ee7f40e3461c8f095c0d90f889cf4056680606fe2f062a1e4ad2714d3dec1523
SHA512

86aa4fb53048fd8fad9797ef5dddaee6615f4b038abad83043114956d9772ae913c1a0bce91dc8a68fbcfe7ac6d11a7ab960c8733927d6446b33a52303276ddc
SSDEEP

3072:z1Suywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2wGkFY:BnS62Fl+pkeJl3CvRStrFl+EYh

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
behavioral2/memory/4740-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral2/memory/4740-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
828	4740	WerFault.exe	84

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 880 wrote to memory of 4740	880	rundll32.exe	84
PID 880 wrote to memory of 4740	880	rundll32.exe	84
PID 880 wrote to memory of 4740	880	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ee7f40e3461c8f095c0d90f889cf4056680606fe2f062a1e4ad2714d3dec1523.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:880
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ee7f40e3461c8f095c0d90f889cf4056680606fe2f062a1e4ad2714d3dec1523.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4740
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 716
    3⤵
    - Program crash
    PID:828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4740 -ip 4740
1⤵
PID:2680

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/4740-0-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/4740-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/4740-3-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/4740-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download