dridex | 6e0ddfa7d9cdbbca6e992bb3be602a7594ee7c575d70a8b20cf241d1a21cccae

Analysis

max time kernel
74s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10-09-2024 22:45

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General

Target

6e0ddfa7d9cdbbca6e992bb3be602a7594ee7c575d70a8b20cf241d1a21cccae.dll
Size

454KB
MD5

3fc8390764179ab5034a492c4902cfc9
SHA1

9578739ca4fe624cf244d9ecc22762e9b8eb5c72
SHA256

6e0ddfa7d9cdbbca6e992bb3be602a7594ee7c575d70a8b20cf241d1a21cccae
SHA512

bbc64d7c68323c0a2b7ff3a8728938864e63bef91c9323dbda62cd33aada6c05f9996abe8a908d1445334f3875793816a23c5a701284174378c6c383c321029f
SSDEEP

6144:nLc7UtOpM1Z5k1xYO2LXjTH1pH5nF1pTMO1dmpd0GAQAwH:htOpOE1xYO2vTH15L1pTMOUd0GAQRH

Score

10^/10

dridex 40112 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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

resource	yara_rule
behavioral1/memory/2520-1-0x0000000074790000-0x00000000747BE000-memory.dmp	dridex_ldr
behavioral1/memory/2520-2-0x0000000074790000-0x00000000747BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

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 7 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30
PID 3064 wrote to memory of 2520	3064	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e0ddfa7d9cdbbca6e992bb3be602a7594ee7c575d70a8b20cf241d1a21cccae.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6e0ddfa7d9cdbbca6e992bb3be602a7594ee7c575d70a8b20cf241d1a21cccae.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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/2520-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2520-1-0x0000000074790000-0x00000000747BE000-memory.dmp

Filesize
184KB

Download
memory/2520-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2520-2-0x0000000074790000-0x00000000747BE000-memory.dmp

Filesize
184KB

Download