dridex | 7e3edee698983b5b83bf87d73439e74eeba95a2bd4b70a54c99a37a4e7253559

Analysis

max time kernel
57s
max time network
119s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
27-08-2024 03:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bb6790bf8befdb62e620e14ca1ffeb80N.dll
Size

180KB
MD5

bb6790bf8befdb62e620e14ca1ffeb80
SHA1

91cbdce8eba7fb47472ae5c9ed8e074d7d046679
SHA256

7e3edee698983b5b83bf87d73439e74eeba95a2bd4b70a54c99a37a4e7253559
SHA512

e50c65746b9888e5ea837e7c763cc1d3ffc407ec5e12f31cbb58b5a0996fb69d00cd9d4ffb29cc2e7f072a3bd030b65c2de662fd6508a3197758aea734c4e979
SSDEEP

3072:13U+o/fwAUfM8+NmXhjlAZ+SWlxT5H3zipQIoZeErkxUNBG0:FUZYxfM8+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/3036-1-0x00000000750E0000-0x000000007510E000-memory.dmp	dridex_ldr
behavioral1/memory/3036-2-0x00000000750E0000-0x000000007510E000-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 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30
PID 3016 wrote to memory of 3036	3016	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bb6790bf8befdb62e620e14ca1ffeb80N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bb6790bf8befdb62e620e14ca1ffeb80N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3036

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

Loading Replay Monitor...

Downloads

memory/3036-0-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/3036-1-0x00000000750E0000-0x000000007510E000-memory.dmp

Filesize
184KB

Download
memory/3036-3-0x0000000000110000-0x0000000000116000-memory.dmp

Filesize
24KB

Download
memory/3036-2-0x00000000750E0000-0x000000007510E000-memory.dmp

Filesize
184KB

Download