dridex | 57be3d920745cc7f5b2ee2c3d12c44dfb2f791a2d9235e5118ddefac9b115621

Analysis

max time kernel
65s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
05/05/2021, 23:03

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
ca242539_by_Libranalysis.dll
Size 162KB
Sample210505-esky6cm686
SHA256 57be3d920745cc7f5b2ee2c3d12c44dfb2f791a2d9235e5118ddefac9b115621
MD5 ca24253973b68588904520df0c2f214d
SHA1 c0e1752c8647f564464747838e58d57f6d331cc2
SHA512 8c24be128fdeb8d81970450d5ff177ee6d62479b840ac7a05781a080cbac324308b6b398c3a0ae82a6ff5a14a881673c118d94f335b60ebcc9fe2af439e20822
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/3348-115-0x0000000073660000-0x000000007368E000-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 1828 wrote to memory of 3348	1828	rundll32.exe	72
PID 1828 wrote to memory of 3348	1828	rundll32.exe	72
PID 1828 wrote to memory of 3348	1828	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca242539_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ca242539_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3348

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

Loading Replay Monitor...

Downloads

memory/3348-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/3348-117-0x0000000003410000-0x0000000003416000-memory.dmp