dridex | 489682f9c9fc987aa2eb3ba3815f389b71f0de96ff8b2b204fd0cca213b732a4

Analysis

max time kernel
93s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10/09/2024, 02:26 UTC

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General

Target

766bfc8b566f3ee0e607f9f4800a70d0N.dll
Size

274KB
MD5

766bfc8b566f3ee0e607f9f4800a70d0
SHA1

ab3ea0b76904657e9db2578573e8193aa7f55096
SHA256

489682f9c9fc987aa2eb3ba3815f389b71f0de96ff8b2b204fd0cca213b732a4
SHA512

e42a59ebecd91daaeda67ee0cd9673bbe3b1788c4e4f1abc1abbf1e9048b9a13781782cae0f8268c64b7fcdc699749bf8bc2d63ce4ea5656ddc0e5132fc8f45e
SSDEEP

3072:kuCmyBVtWxZCOCA4Hpl1tv18FTETA8ocya/OyoSJPAacbnid8DOHPJ+HJijaPdMj:4zWxkOP4p2EesvcDi6DOHPJVjaPdM+Ul

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

1
YjbQeq5UMzLaqTuxGlME3hD5AZvvRe5dSrViGkA4D3iqQ

rc4.plain

1
5oO2mBtXHaMUXu5tCn6RiiaG0OpiGUDJgk3FMD9BEFejUNONblkzzEmo9zKtF

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/3068-1-0x0000000074DA0000-0x0000000074DD1000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4836	3068	WerFault.exe	85

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 4712 wrote to memory of 3068	4712	rundll32.exe	85
PID 4712 wrote to memory of 3068	4712	rundll32.exe	85
PID 4712 wrote to memory of 3068	4712	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\766bfc8b566f3ee0e607f9f4800a70d0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\766bfc8b566f3ee0e607f9f4800a70d0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 636
    3⤵
    - Program crash
    PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3068 -ip 3068
1⤵
PID:4312

Network

DNS

13.86.106.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

13.86.106.20.in-addr.arpa

IN PTR

Response
DNS

240.221.184.93.in-addr.arpa

Remote address:

8.8.8.8:53

Request

240.221.184.93.in-addr.arpa

IN PTR

Response
DNS

73.31.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

73.31.126.40.in-addr.arpa

IN PTR

Response
DNS

104.219.191.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

104.219.191.52.in-addr.arpa

IN PTR

Response
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR

Response
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR
DNS

217.106.137.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

217.106.137.52.in-addr.arpa

IN PTR
DNS

56.126.166.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

56.126.166.20.in-addr.arpa

IN PTR

Response
DNS

196.249.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

196.249.167.52.in-addr.arpa

IN PTR

Response
DNS

19.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

19.229.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

13.86.106.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

13.86.106.20.in-addr.arpa
8.8.8.8:53

240.221.184.93.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

240.221.184.93.in-addr.arpa
8.8.8.8:53

73.31.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

73.31.126.40.in-addr.arpa
8.8.8.8:53

104.219.191.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

104.219.191.52.in-addr.arpa
8.8.8.8:53

217.106.137.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

217.106.137.52.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

350 B
5

DNS Request

86.23.85.13.in-addr.arpa

DNS Request

86.23.85.13.in-addr.arpa

DNS Request

86.23.85.13.in-addr.arpa

DNS Request

86.23.85.13.in-addr.arpa

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

217.106.137.52.in-addr.arpa

dns

365 B
147 B
5
1

DNS Request

217.106.137.52.in-addr.arpa

DNS Request

217.106.137.52.in-addr.arpa

DNS Request

217.106.137.52.in-addr.arpa

DNS Request

217.106.137.52.in-addr.arpa

DNS Request

217.106.137.52.in-addr.arpa
8.8.8.8:53

56.126.166.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

56.126.166.20.in-addr.arpa
8.8.8.8:53

196.249.167.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

196.249.167.52.in-addr.arpa
8.8.8.8:53

19.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

19.229.111.52.in-addr.arpa

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/3068-0-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000074DA0000-0x0000000074DD1000-memory.dmp

Filesize
196KB

Download
memory/3068-3-0x0000000000A90000-0x0000000000A96000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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