dridex | 960f8c2c3fabd6e0279c13a2c1b9bac708d7d4c3ceb559306dae2dc7e7ca0724

Analysis

max time kernel
19s
max time network
126s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 00:21

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General

Target

960f8c2c3fabd6e0279c13a2c1b9bac708d7d4c3ceb559306dae2dc7e7ca0724.dll
Size

160KB
MD5

526fb0294cc23e9e04077de0a09c61f8
SHA1

4a630f1f3154bd98e9e5b45672ce891e700d9db4
SHA256

960f8c2c3fabd6e0279c13a2c1b9bac708d7d4c3ceb559306dae2dc7e7ca0724
SHA512

6cadc337c77453e6164891f6fc0a6fef788b7494ff7b8269909d3744bef23fda5fc983c71dc82e365c24ff979a39367fc63de36a0fdef852573c94266fc9b57a

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/3608-115-0x0000000073A70000-0x0000000073A9E000-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 3872 wrote to memory of 3608	3872	rundll32.exe	rundll32.exe
PID 3872 wrote to memory of 3608	3872	rundll32.exe	rundll32.exe
PID 3872 wrote to memory of 3608	3872	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\960f8c2c3fabd6e0279c13a2c1b9bac708d7d4c3ceb559306dae2dc7e7ca0724.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3872

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\960f8c2c3fabd6e0279c13a2c1b9bac708d7d4c3ceb559306dae2dc7e7ca0724.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3608

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/3608-114-0x0000000000000000-mapping.dmp

Download
memory/3608-115-0x0000000073A70000-0x0000000073A9E000-memory.dmp

Filesize
184KB

Download
memory/3608-117-0x0000000003190000-0x00000000032DA000-memory.dmp

Filesize
1.3MB

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