dridex | 9d8a2e184803a1d823a053caacf4aaba1d66fb545de45938bfa7bf92dc8cefc5

Analysis

max time kernel
27s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 12:29

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General

Target
9d8a2e184803a1d823a053caacf4aaba1d66fb545de45938bfa7bf92dc8cefc5.dll
Size 162KB
Sample210415-ahmev3xzza
SHA256 9d8a2e184803a1d823a053caacf4aaba1d66fb545de45938bfa7bf92dc8cefc5
MD5 2793b1c0ce7a25d8997ecb76bdbd5296
SHA1 21858c25aa2d5ab7aa64348f9638084f11dcff8c
SHA512 88136a2e4e2c1592ee2b99685cb660f8a77ddd7597a13451d8038f45f808f5ec5ef4a9a1e1a24f5fde1c04f18c8d46912d36efde9d7c295db003931c6bc408cd
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/764-115-0x0000000073F20000-0x0000000073F4E000-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 4044 wrote to memory of 764	4044	rundll32.exe	70
PID 4044 wrote to memory of 764	4044	rundll32.exe	70
PID 4044 wrote to memory of 764	4044	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d8a2e184803a1d823a053caacf4aaba1d66fb545de45938bfa7bf92dc8cefc5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d8a2e184803a1d823a053caacf4aaba1d66fb545de45938bfa7bf92dc8cefc5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:764

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/764-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/764-117-0x00000000025D0000-0x00000000025D6000-memory.dmp