dridex | 68c88ad331e0f652c85303ea54a5273b68f577c5451a08eb853e9443a2159b57

Analysis

max time kernel
25s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
25/05/2021, 17:02

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General

Target
acc48b7f_by_Libranalysis.dll
Size 162KB
Sample210525-casp7csvcs
SHA256 68c88ad331e0f652c85303ea54a5273b68f577c5451a08eb853e9443a2159b57
MD5 acc48b7f05f440aab04d14cdde5fe007
SHA1 b0737c646a9e7c291012f8f9f828047d4731c45f
SHA512 1fc8d8370bad26d38b96df136b7e0ba47c6fa61444538bf96121d968d31e0a0e80576ed4ab758a19d77a7e470066cd279c62980ff8afd5887799c6640898140c
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/3924-115-0x0000000074090000-0x00000000740BE000-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 3952 wrote to memory of 3924	3952	rundll32.exe	25
PID 3952 wrote to memory of 3924	3952	rundll32.exe	25
PID 3952 wrote to memory of 3924	3952	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\acc48b7f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3952
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\acc48b7f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3924

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/3924-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Download

memory/3924-117-0x0000000002D50000-0x0000000002E9A000-memory.dmp