dridex | 71a73355a2cd6ffcb901c6158f4018cf7d1d34e50e471577089b6f28fac62b10

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 22:49

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General

Target

JaffaCakes118_71a73355a2cd6ffcb901c6158f4018cf7d1d34e50e471577089b6f28fac62b10.dll
Size

163KB
MD5

6ee4548d19f9408cc89bc56ba61e5eb2
SHA1

ba8c9a67ba682d642119b1b3e511d4d47398ee49
SHA256

71a73355a2cd6ffcb901c6158f4018cf7d1d34e50e471577089b6f28fac62b10
SHA512

6ba36b7df2d71e27011cf2ffa5fd876180f974ee84494de19c58021aae7904e09afd4b7e0f9b588f8e52a2b0e7630f6714e592e14ceb78525fa7029d2fdf43da
SSDEEP

3072:G9F/oNrQb4xVubbXP/NTccbsFvCeLmXH57V30e8Pj:G9F6rQXvFczvYpQP

Score

10^/10

dridex 22201 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22201

43.229.206.212:443

82.209.17.209:8172

162.241.209.225:4125

rc4.plain

Signatures

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

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1632-1-0x0000000010000000-0x000000001002E000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2568	1632	WerFault.exe	30

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 11 IoCs

description	pid	Process	procid_target
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1792 wrote to memory of 1632	1792	rundll32.exe	30
PID 1632 wrote to memory of 2568	1632	rundll32.exe	31
PID 1632 wrote to memory of 2568	1632	rundll32.exe	31
PID 1632 wrote to memory of 2568	1632	rundll32.exe	31
PID 1632 wrote to memory of 2568	1632	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71a73355a2cd6ffcb901c6158f4018cf7d1d34e50e471577089b6f28fac62b10.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1792
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_71a73355a2cd6ffcb901c6158f4018cf7d1d34e50e471577089b6f28fac62b10.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 236
    3⤵
    - Program crash
    PID:2568

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

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Downloads

memory/1632-0-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1632-1-0x0000000010000000-0x000000001002E000-memory.dmp

Filesize
184KB

Download
memory/1632-3-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

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