dridex | 48a7ee110c0659351457f6dc881a856df6564e13ad3432ee363d60f929829271

Analysis

max time kernel
58s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-09-2024 18:39

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General

Target

48a7ee110c0659351457f6dc881a856df6564e13ad3432ee363d60f929829271.dll
Size

180KB
MD5

6dfdb4b44c3f804fe03c92f168af54fb
SHA1

9a821d91d104aa62965e2d76728df30a1057e61f
SHA256

48a7ee110c0659351457f6dc881a856df6564e13ad3432ee363d60f929829271
SHA512

e65461145cf5346c3735edec96856f5ffcba9a974d01407b2547692089b9f22144d36210082d807a3fbc876dc9f2fe00b34c9d7c42fce9f07015318ae5073b73
SSDEEP

3072:Z3U+o/fwAUfM8+NmXhjlAZ+SWlxT5H3zipQIoZeErkxUNBG0:RUZYxfM8+YXfq+SOxTxjipQjzk3

Score

10^/10

dridex 111 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

111

94.126.8.2:443

81.2.235.131:1688

178.63.156.139:3388

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/2284-0-0x0000000075030000-0x000000007505E000-memory.dmp	dridex_ldr
behavioral1/memory/2284-2-0x0000000075030000-0x000000007505E000-memory.dmp	dridex_ldr

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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28
PID 2204 wrote to memory of 2284	2204	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48a7ee110c0659351457f6dc881a856df6564e13ad3432ee363d60f929829271.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\48a7ee110c0659351457f6dc881a856df6564e13ad3432ee363d60f929829271.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2284

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/2284-0-0x0000000075030000-0x000000007505E000-memory.dmp

Filesize
184KB

Download
memory/2284-1-0x0000000000170000-0x0000000000176000-memory.dmp

Filesize
24KB

Download
memory/2284-2-0x0000000075030000-0x000000007505E000-memory.dmp

Filesize
184KB

Download