dridex | adf19cfbcfafc08e282180663e151b372beb363652a93433f11df9cde6d65e9c

Analysis

max time kernel
128s
max time network
129s
platform
windows10_x64
resource
win10v20210408
submitted
14/04/2021, 18:29

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General

Target
adf19cfbcfafc08e282180663e151b372beb363652a93433f11df9cde6d65e9c.dll
Size 162KB
Sample210414-ach7883tna
SHA256 adf19cfbcfafc08e282180663e151b372beb363652a93433f11df9cde6d65e9c
MD5 cf3e228f72bedd9f8ce2b5bb4738b1bf
SHA1 b0496c3026a4e34a9431d36d6567481f253a3f5e
SHA512 a8940407f25588cdfdb11e09f0321de4a576d569b990353a53e6bb66c4f708d0a2cfbde5a6eabe9e00103943df8428aa1412625ff1c6cc36cba77ebcaeb3ea2f
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/4752-115-0x0000000073C30000-0x0000000073C5E000-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 4656 wrote to memory of 4752	4656	rundll32.exe	70
PID 4656 wrote to memory of 4752	4656	rundll32.exe	70
PID 4656 wrote to memory of 4752	4656	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\adf19cfbcfafc08e282180663e151b372beb363652a93433f11df9cde6d65e9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\adf19cfbcfafc08e282180663e151b372beb363652a93433f11df9cde6d65e9c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4752

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/4752-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Download

memory/4752-117-0x0000000000F80000-0x0000000000F86000-memory.dmp