dridex | bd7b8a662cf17bfcb1a7fe4286c5f405938809a2c2c3feb3866af5fa80de1396

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 19:53

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General

Target

JaffaCakes118_bd7b8a662cf17bfcb1a7fe4286c5f405938809a2c2c3feb3866af5fa80de1396.dll
Size

160KB
MD5

9240ba9d4223cec4e109d7374e2e1ac6
SHA1

0c1de6d06677f9b5142ee8ef841082a28163e610
SHA256

bd7b8a662cf17bfcb1a7fe4286c5f405938809a2c2c3feb3866af5fa80de1396
SHA512

07ac3a13b90cabb8595cb50998eb8f398eb99989bdaf27c82cfd98164e00ab453e621ee5ff975d037262d2a1c203ec23eba7284f5ae6f182bb94f49a457b5d6a
SSDEEP

3072:+kOn8cnYCTZouiOyPmE7Zsantih3+0wuFiD3xJaTw1tHr:s8mnT7Fmsans1+0Hw7/t

Score

10^/10

dridex 40111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

40111

185.148.168.240:443

162.216.125.131:2303

193.200.130.178:8172

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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/3020-0-0x0000000074690000-0x00000000746BE000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2660	3020	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 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 1976 wrote to memory of 3020	1976	rundll32.exe	30
PID 3020 wrote to memory of 2660	3020	rundll32.exe	31
PID 3020 wrote to memory of 2660	3020	rundll32.exe	31
PID 3020 wrote to memory of 2660	3020	rundll32.exe	31
PID 3020 wrote to memory of 2660	3020	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd7b8a662cf17bfcb1a7fe4286c5f405938809a2c2c3feb3866af5fa80de1396.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_bd7b8a662cf17bfcb1a7fe4286c5f405938809a2c2c3feb3866af5fa80de1396.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3020
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 256
    3⤵
    - Program crash
    PID:2660

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/3020-1-0x0000000000190000-0x0000000000196000-memory.dmp

Filesize
24KB

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memory/3020-0-0x0000000074690000-0x00000000746BE000-memory.dmp

Filesize
184KB

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