dridex | 1db2be7057626aef12e35d67239b64be615e1a29e312b9f63c003b34cb0d3dcc

Analysis

max time kernel
27s
max time network
150s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 13:10

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General

Target

1db2be7057626aef12e35d67239b64be615e1a29e312b9f63c003b34cb0d3dcc.dll
Size

158KB
MD5

64e9a55c70af8fce45836a0655bcdfc1
SHA1

2cca6c278fcf90522255b3abb97d536c20e2c90c
SHA256

1db2be7057626aef12e35d67239b64be615e1a29e312b9f63c003b34cb0d3dcc
SHA512

996685bb519d738180d67697168d990bf1754c8153f995686de165c0c8d8f7333cf2896558cc1bfbc8bfe122216974c8df0a73962aa79a33871b1e1150572d6a

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/1448-115-0x0000000073C70000-0x0000000073C9D000-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 396 wrote to memory of 1448	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1448	396	rundll32.exe	rundll32.exe
PID 396 wrote to memory of 1448	396	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1db2be7057626aef12e35d67239b64be615e1a29e312b9f63c003b34cb0d3dcc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:396
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1db2be7057626aef12e35d67239b64be615e1a29e312b9f63c003b34cb0d3dcc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1448

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/1448-114-0x0000000000000000-mapping.dmp

Download
memory/1448-115-0x0000000073C70000-0x0000000073C9D000-memory.dmp

Filesize
180KB

Download
memory/1448-117-0x0000000000790000-0x0000000000796000-memory.dmp

Filesize
24KB

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