dridex | 0711b26d8564aac35019e24ac0f47f166fd9666281f137e8c7c4b3ae0be06de7

Analysis

max time kernel
40s
max time network
48s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 14:13

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General

Target

0711b26d8564aac35019e24ac0f47f166fd9666281f137e8c7c4b3ae0be06de7.dll
Size

162KB
MD5

2741d3b1d5d7109ffcb8d948d9988e0d
SHA1

c516ab09cbe1f36ea4cc6cf0ad9c1e852ce42e63
SHA256

0711b26d8564aac35019e24ac0f47f166fd9666281f137e8c7c4b3ae0be06de7
SHA512

e8921eaf2e53f861383f77ab5d6d19346200cc1961d40b2455ad0a1a7242f096c349c76d77f1e6ff0eab01696f2461919dde96c6dd147df9734427bdf0789b2d

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/1692-115-0x0000000073860000-0x000000007388E000-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 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0711b26d8564aac35019e24ac0f47f166fd9666281f137e8c7c4b3ae0be06de7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0711b26d8564aac35019e24ac0f47f166fd9666281f137e8c7c4b3ae0be06de7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1692

Network

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/1692-114-0x0000000000000000-mapping.dmp

Download
memory/1692-115-0x0000000073860000-0x000000007388E000-memory.dmp

Filesize
184KB

Download
memory/1692-117-0x0000000000BC0000-0x0000000000BC6000-memory.dmp

Filesize
24KB

Download