dridex | 02b7d31e1d46e02e2a6ab567a28853bfb6f7399415486d5a3557ce82c041f03c

Analysis

max time kernel
27s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 15:02

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General

Target
53301f28_by_Libranalysis.dll
Size 162KB
Sample210429-8f717e13ke
SHA256 02b7d31e1d46e02e2a6ab567a28853bfb6f7399415486d5a3557ce82c041f03c
MD5 53301f28a5d999d210ce07e944b50aa3
SHA1 3c0e5b470f86060c8b932f647e1163b66f3e64cc
SHA512 22213e95238d49175983c0d360aa3b7e70aed2bdfe2e64d882abfb74974c5f456aade6247da8f9e4050c506c5d74cbe61e2507f8f352aa9e22cad279128552b9
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/3740-115-0x0000000073F20000-0x0000000073F4E000-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 4044 wrote to memory of 3740	4044	rundll32.exe	72
PID 4044 wrote to memory of 3740	4044	rundll32.exe	72
PID 4044 wrote to memory of 3740	4044	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\53301f28_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\53301f28_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3740

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/3740-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3740-117-0x00000000028B0000-0x00000000028B6000-memory.dmp