dridex | ce4ac994138f55c91628f2dfb8a48bd52ff5a9a0fc87d0cc0d17c5693ccf6674

Analysis

max time kernel
19s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
11-06-2021 02:45

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General

Target

ce4ac994138f55c91628f2dfb8a48bd52ff5a9a0fc87d0cc0d17c5693ccf6674.dll
Size

158KB
MD5

2d59dcd9bed1301a988ea2240e794ac2
SHA1

ebf4be9603a5f908d8f2cf5ce3a15c54d1900f6b
SHA256

ce4ac994138f55c91628f2dfb8a48bd52ff5a9a0fc87d0cc0d17c5693ccf6674
SHA512

89da8e89a8972bee610088eafe0e8fa47ad028838ea6b7aea988a4089e9bbd5fa008454aeafcd05b6a2edbd57dcf52b5cc195867d53d0520ccbab2a66cb0a0f3

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/3636-115-0x0000000074300000-0x000000007432D000-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 744 wrote to memory of 3636	744	rundll32.exe	rundll32.exe
PID 744 wrote to memory of 3636	744	rundll32.exe	rundll32.exe
PID 744 wrote to memory of 3636	744	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce4ac994138f55c91628f2dfb8a48bd52ff5a9a0fc87d0cc0d17c5693ccf6674.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:744

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce4ac994138f55c91628f2dfb8a48bd52ff5a9a0fc87d0cc0d17c5693ccf6674.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3636

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/3636-114-0x0000000000000000-mapping.dmp

Download
memory/3636-115-0x0000000074300000-0x000000007432D000-memory.dmp

Filesize
180KB

Download
memory/3636-117-0x0000000000910000-0x0000000000916000-memory.dmp

Filesize
24KB

Download