dridex | db969085eea8e13e14d62e28923c581efc3c07fb6fcc47a509280ebbecd6ee05

Analysis

max time kernel
24s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 09:05

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General

Target
1fd8b476_by_Libranalysis.dll
Size 162KB
Sample210430-sraxrne482
SHA256 db969085eea8e13e14d62e28923c581efc3c07fb6fcc47a509280ebbecd6ee05
MD5 1fd8b476d0ea934b95cbeced79c102af
SHA1 a027246d25c08d7d40702269f79e9eec6d2a0b88
SHA512 18414a301435eec1e746830f6481e08434975e973f97b9be17fd998c10445c02f9d29df9659bb8f802043201d31668d9531e03f89aafb55389d04ff087ee6a56
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/2760-115-0x0000000073860000-0x000000007388E000-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 1968 wrote to memory of 2760	1968	rundll32.exe	70
PID 1968 wrote to memory of 2760	1968	rundll32.exe	70
PID 1968 wrote to memory of 2760	1968	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fd8b476_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1fd8b476_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2760

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/2760-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/2760-117-0x00000000001E0000-0x00000000001E6000-memory.dmp