dridex | 0797b02a98874be5a6efaa23955fe0d8d6977860d16f0951cfb5ae6b6545fc0c

Analysis

max time kernel
120s
max time network
124s
platform
windows10_x64
resource
win10v20210408
submitted
07/05/2021, 02:02

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General

Target
f2f679dd_by_Libranalysis.dll
Size 162KB
Sample210507-cveqd1mt82
SHA256 0797b02a98874be5a6efaa23955fe0d8d6977860d16f0951cfb5ae6b6545fc0c
MD5 f2f679dd2b023bd00ec00f480033127e
SHA1 7b05f80129beda2ff39a590d05578c6ebb76ebb8
SHA512 3bae90a027d15fa4ff36ed0e2edd98d47cc5a72080b2cfdea1d7fde4db1631868f66cf94dcb92e376b1887378eb39626caf7d6321b23df5e121210084c6ffef3
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/1028-115-0x0000000074310000-0x000000007433E000-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 800 wrote to memory of 1028	800	rundll32.exe	70
PID 800 wrote to memory of 1028	800	rundll32.exe	70
PID 800 wrote to memory of 1028	800	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2f679dd_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2f679dd_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1028

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/1028-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/1028-117-0x00000000027D0000-0x00000000027D6000-memory.dmp