dridex | 57736435c5543a4572da9cc641328972323653e240e87d3ceca6f063597794ea

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-12-2024 22:08

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General

Target

JaffaCakes118_57736435c5543a4572da9cc641328972323653e240e87d3ceca6f063597794ea.dll
Size

161KB
MD5

da796c3032768301eaf28f83bf6bf986
SHA1

92c3ec9c141b4ef84a3203734eaeb4ad892f20cf
SHA256

57736435c5543a4572da9cc641328972323653e240e87d3ceca6f063597794ea
SHA512

dead627c3a8116f374c317cb80e82c89988088d34e147cae6dd6507fa01fdf291e6d6474d57af5fcdedd49d350495a054ce90b09b5f115c2b9c9c70020b5f6b1
SSDEEP

3072:TgSuywe6x1ACSZEuNtV+TkqDXkyzbMeJRL3CNa/U9fStrveyk8TZgEd2ZGkFY:0nS62Fl+pkeJl3CvRStrFl+EYM

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/2120-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr
behavioral1/memory/2120-2-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	2120	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 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2232 wrote to memory of 2120	2232	rundll32.exe	30
PID 2120 wrote to memory of 2804	2120	rundll32.exe	31
PID 2120 wrote to memory of 2804	2120	rundll32.exe	31
PID 2120 wrote to memory of 2804	2120	rundll32.exe	31
PID 2120 wrote to memory of 2804	2120	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57736435c5543a4572da9cc641328972323653e240e87d3ceca6f063597794ea.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2232
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_57736435c5543a4572da9cc641328972323653e240e87d3ceca6f063597794ea.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2120 -s 256
    3⤵
    - Program crash
    PID:2804

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/2120-0-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download
memory/2120-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2120-2-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/2120-3-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

Download