dridex | 4fff1ff855b1e76b1af446dacd05eea23a9d860b98070b46c8e6305bfaaf67eb

Analysis

max time kernel
146s
max time network
147s
platform
windows10_x64
resource
win10v20210410
submitted
28/04/2021, 23:13

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
f82587d8_by_Libranalysis.dll
Size 162KB
Sample210428-pg95drh1l2
SHA256 4fff1ff855b1e76b1af446dacd05eea23a9d860b98070b46c8e6305bfaaf67eb
MD5 f82587d88aaac7e07071a9cfcf17ad63
SHA1 dbd6496d9249b76feab22617019fa06ac4038d16
SHA512 c6012cd1f2abe75e89ff2871aa550cf77caffb203903f83683bc17219d25878987f08f47eb144575ab17624a11e254543de126dc1571996a14fa92460fda2698
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/680-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 680	1808	rundll32.exe	70
PID 1808 wrote to memory of 680	1808	rundll32.exe	70
PID 1808 wrote to memory of 680	1808	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f82587d8_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f82587d8_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:680

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/680-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/680-117-0x0000000000B20000-0x0000000000C6A000-memory.dmp