dridex | fd888f3a6caeb8574cf1ad43e1a8e6efd1a51164017c265e2f90d4cbca4d2ab1

Analysis

max time kernel
24s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 07:02

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General

Target
a2d05a2f_by_Libranalysis.dll
Size 162KB
Sample210508-jebwp9l4vj
SHA256 fd888f3a6caeb8574cf1ad43e1a8e6efd1a51164017c265e2f90d4cbca4d2ab1
MD5 a2d05a2f9248ccf1df850025b8472c52
SHA1 836d666ac273272feefb6ee2a9452a135104a061
SHA512 da6c85a4ca80a14c63a5fceae3cbc1d0d023cd3cdf7ad34999aec0016129a5e271c9788f035f349cb06675825488349a707cfb5b2536bc0ead70ea927967829f
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet 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 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/568-115-0x0000000073860000-0x000000007388E000-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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 416 wrote to memory of 568	416	rundll32.exe	71
PID 416 wrote to memory of 568	416	rundll32.exe	71
PID 416 wrote to memory of 568	416	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d05a2f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:416
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d05a2f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:568

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/568-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/568-117-0x0000000002600000-0x000000000274A000-memory.dmp