dridex | 93d24a66d3526622ed6a8b1ec277027f3b35a40d522bd81ad302218f85240ee0

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11-09-2024 15:19

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General

Target

f7364b58896b978ed1a85709e52ad000N.dll
Size

277KB
MD5

f7364b58896b978ed1a85709e52ad000
SHA1

2f0746586546e5f9ceab1f524fbe8968329522ea
SHA256

93d24a66d3526622ed6a8b1ec277027f3b35a40d522bd81ad302218f85240ee0
SHA512

7bec369e0e108c974acc512589f054794850f5db2245a155cc056369bae2746219ddba53860b546845b8d1e109fa9c4e559839960086cfe0aedf6d391a757cba
SSDEEP

6144:ozWxkOP4p2EesvcDi6DOHPJo3d0KJ4z1WE9au/4pAClIXJO9wMkPjCIeh0mzJMEl:NSOP47es0e6yHPJo3d0KJ4z1WE9au/4L

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

144.76.1.150:443

50.249.212.98:23399

104.168.154.79:5007

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/552-0-0x00000000753C0000-0x00000000753F1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3900	552	WerFault.exe	83

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 4336 wrote to memory of 552	4336	rundll32.exe	83
PID 4336 wrote to memory of 552	4336	rundll32.exe	83
PID 4336 wrote to memory of 552	4336	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7364b58896b978ed1a85709e52ad000N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4336
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f7364b58896b978ed1a85709e52ad000N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:552
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 552 -s 636
    3⤵
    - Program crash
    PID:3900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 552 -ip 552
1⤵
PID:1672

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/552-0-0x00000000753C0000-0x00000000753F1000-memory.dmp

Filesize
196KB

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memory/552-2-0x0000000000820000-0x0000000000826000-memory.dmp

Filesize
24KB

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