dridex | 16c7278fd6e5b30a70642ee650344052f1121344cfc861a9b82ef4b7225a6224

Analysis

max time kernel
120s
max time network
67s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:01

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General

Target

16c7278fd6e5b30a70642ee650344052f1121344cfc861a9b82ef4b7225a6224.dll
Size

157KB
MD5

d50e8eb6b4ac774c6cf1753b627616a0
SHA1

f74dd5532477a8ce7b7e8c2da6767bffefcbd9b9
SHA256

16c7278fd6e5b30a70642ee650344052f1121344cfc861a9b82ef4b7225a6224
SHA512

f2e2f0b12d37369fca4237fbc37939183a627e5d788a71a95520b1deaefbeb0b3ccb8f00230104727a2d74d8fd67bea73f90e9037ebcdd50f2648dcb86718f77

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/772-115-0x0000000073BF0000-0x0000000073C1D000-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 3152 wrote to memory of 772	3152	rundll32.exe	rundll32.exe
PID 3152 wrote to memory of 772	3152	rundll32.exe	rundll32.exe
PID 3152 wrote to memory of 772	3152	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16c7278fd6e5b30a70642ee650344052f1121344cfc861a9b82ef4b7225a6224.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3152

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\16c7278fd6e5b30a70642ee650344052f1121344cfc861a9b82ef4b7225a6224.dll,#1
2⤵
- Checks whether UAC is enabled
PID:772

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/772-114-0x0000000000000000-mapping.dmp

Download
memory/772-115-0x0000000073BF0000-0x0000000073C1D000-memory.dmp

Filesize
180KB

Download
memory/772-117-0x00000000027F0000-0x00000000027F6000-memory.dmp

Filesize
24KB

Download