dridex | cdae6f3ab0387cd7dcafdb6f0c6f095f21fcf5c0bb276227837a86ccb997469d

Analysis

max time kernel
116s
max time network
118s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 05:06

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General

Target
a5e2f173_by_Libranalysis.dll
Size 162KB
Sample210429-17rdme1dsn
SHA256 cdae6f3ab0387cd7dcafdb6f0c6f095f21fcf5c0bb276227837a86ccb997469d
MD5 a5e2f1732a5350245c86afb552c76d42
SHA1 b283dbbe50bad915703945e30f52025bc97d1a90
SHA512 f6b6b22bfe9e057982eaa5a7a6461b3279895b7aa4816a592e1a698240df1cd936485245bf3d1fcf428fdd9f119502b51de3408ec917ae43e8ee4655cd12ae20
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/4056-115-0x0000000074480000-0x00000000744AE000-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 3560 wrote to memory of 4056	3560	rundll32.exe	68
PID 3560 wrote to memory of 4056	3560	rundll32.exe	68
PID 3560 wrote to memory of 4056	3560	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e2f173_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e2f173_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4056

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/4056-115-0x0000000074480000-0x00000000744AE000-memory.dmp

Download

memory/4056-117-0x0000000000F30000-0x000000000107A000-memory.dmp