dridex | d290d1ba8bae3e3e6060afdb57e5a52ec6aa87ef1b4161c34852c2c3ef88353d

Analysis

max time kernel
25s
max time network
70s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 10:02

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General

Target

d290d1ba8bae3e3e6060afdb57e5a52ec6aa87ef1b4161c34852c2c3ef88353d.dll
Size

158KB
MD5

a8be23bf9d5978e3cab1ab73b695dfde
SHA1

0af97d7dab072f6d04603da9e1fb00160894fadc
SHA256

d290d1ba8bae3e3e6060afdb57e5a52ec6aa87ef1b4161c34852c2c3ef88353d
SHA512

717d8f0cc08478b0a5cb24cbfd5c50c889a6fd9deaba949b47a355b32bb5dd1b59a8014f58c56b392fd7e8abb5e116d90fc89cbac5faa9a453f13f9cd15de8f8

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/1252-115-0x0000000073F50000-0x0000000073F7D000-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 856 wrote to memory of 1252	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1252	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1252	856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d290d1ba8bae3e3e6060afdb57e5a52ec6aa87ef1b4161c34852c2c3ef88353d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d290d1ba8bae3e3e6060afdb57e5a52ec6aa87ef1b4161c34852c2c3ef88353d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1252

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/1252-114-0x0000000000000000-mapping.dmp

Download
memory/1252-115-0x0000000073F50000-0x0000000073F7D000-memory.dmp

Filesize
180KB

Download
memory/1252-117-0x00000000034B0000-0x00000000034B6000-memory.dmp

Filesize
24KB

Download