dridex | 20ba3577bdbef87254de5793d7bdecce0add172526d5dcf9b8bfedd49e13b211

Analysis

max time kernel
45s
max time network
56s
platform
windows10_x64
resource
win10v20210410
submitted
22-04-2021 00:16

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General

Target

20ba3577bdbef87254de5793d7bdecce0add172526d5dcf9b8bfedd49e13b211.dll
Size

162KB
MD5

9304dede4692bf507beb9283469628f1
SHA1

b09ea86520951b520bb6747db03e10d10cc6c962
SHA256

20ba3577bdbef87254de5793d7bdecce0add172526d5dcf9b8bfedd49e13b211
SHA512

e6fc6aa73be45abbe9615fc83c2fe178bded2026b36e849a0747c31cfe5ab42ae5dc0a021e3bc00b7e8093239d56a52819da301a2af7f2d70b973f3fa3d4fd61

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

Processes:

resource	yara_rule
behavioral1/memory/1724-115-0x0000000073A90000-0x0000000073ABE000-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 3904 wrote to memory of 1724	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 1724	3904	rundll32.exe	rundll32.exe
PID 3904 wrote to memory of 1724	3904	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20ba3577bdbef87254de5793d7bdecce0add172526d5dcf9b8bfedd49e13b211.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\20ba3577bdbef87254de5793d7bdecce0add172526d5dcf9b8bfedd49e13b211.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1724

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1724-114-0x0000000000000000-mapping.dmp

Download
memory/1724-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Filesize
184KB

Download
memory/1724-117-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download