dridex | d6299ae0cc54560e3631484bf622b2218b61a4eef949ba5c7f0ca29b8ad6001f

Analysis

max time kernel
24s
max time network
75s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:16

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General

Target

d6299ae0cc54560e3631484bf622b2218b61a4eef949ba5c7f0ca29b8ad6001f.dll
Size

162KB
MD5

b97f0f890bb406233915f31672e26762
SHA1

e78ef360dfe48f5791a172b7ba130b5066536db2
SHA256

d6299ae0cc54560e3631484bf622b2218b61a4eef949ba5c7f0ca29b8ad6001f
SHA512

1873a46f486d2766db7e7624e3f1ca0b6ef52531280e1a7443e9e8f4a18a7a6ce8979c6db00193a7504cb814a2e838cf8b3bb3561fd4256ee2a465f56f4721a5

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/4080-115-0x00000000755E0000-0x000000007560E000-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 4048 wrote to memory of 4080	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 4080	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 4080	4048	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6299ae0cc54560e3631484bf622b2218b61a4eef949ba5c7f0ca29b8ad6001f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6299ae0cc54560e3631484bf622b2218b61a4eef949ba5c7f0ca29b8ad6001f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4080

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/4080-114-0x0000000000000000-mapping.dmp

Download
memory/4080-115-0x00000000755E0000-0x000000007560E000-memory.dmp

Filesize
184KB

Download
memory/4080-117-0x0000000002C70000-0x0000000002DBA000-memory.dmp

Filesize
1.3MB

Download