dridex | 59816d6f16e67bafbd298063d656126783316d43f50fdc428cac901413c5907b

Analysis

max time kernel
26s
max time network
115s
platform
windows10_x64
resource
win10v20210408
submitted
19-06-2021 00:32

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General

Target

59816d6f16e67bafbd298063d656126783316d43f50fdc428cac901413c5907b.dll
Size

158KB
MD5

09d7827d202987742f4ab13d9fd6d8ea
SHA1

fff407e30b262fa9fd40c854104977aa52396262
SHA256

59816d6f16e67bafbd298063d656126783316d43f50fdc428cac901413c5907b
SHA512

ffc66bc4d66f2ae0d3119b423a334b699557c4a398ac1073bd183635f090f3ecd6b13c72c15ca2d0c359478a4f649e85a285545cdfd288bf76062c451e6964ae

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/1296-115-0x0000000073ED0000-0x0000000073EFD000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 804 wrote to memory of 1296	804	rundll32.exe	rundll32.exe
PID 804 wrote to memory of 1296	804	rundll32.exe	rundll32.exe
PID 804 wrote to memory of 1296	804	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\59816d6f16e67bafbd298063d656126783316d43f50fdc428cac901413c5907b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\59816d6f16e67bafbd298063d656126783316d43f50fdc428cac901413c5907b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1296

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/1296-114-0x0000000000000000-mapping.dmp

Download
memory/1296-115-0x0000000073ED0000-0x0000000073EFD000-memory.dmp

Filesize
180KB

Download
memory/1296-117-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download