dridex | ba0e3f29bfcc65f7a3bed0b8f4017cf11a2583dcab8d8c01509dba46ff8bdae3

Analysis

max time kernel
28s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
27-06-2021 08:47

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General

Target

ba0e3f29bfcc65f7a3bed0b8f4017cf11a2583dcab8d8c01509dba46ff8bdae3.dll
Size

160KB
MD5

d3463cf5cddf7db352820e7ff5602164
SHA1

c89e0c074c8a19036d452060421ca3d050f5f6f1
SHA256

ba0e3f29bfcc65f7a3bed0b8f4017cf11a2583dcab8d8c01509dba46ff8bdae3
SHA512

72aaab0d4e4a1d23b7058a8c008974a08635d19f7e21ce155315888074a3e625c20e1fbd64a6716b735b0c278c9b6331c5f3fbf9238adb3aaa500cebd2f0fddc

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/1336-115-0x0000000073D90000-0x0000000073DBE000-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 808 wrote to memory of 1336	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1336	808	rundll32.exe	rundll32.exe
PID 808 wrote to memory of 1336	808	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba0e3f29bfcc65f7a3bed0b8f4017cf11a2583dcab8d8c01509dba46ff8bdae3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:808

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba0e3f29bfcc65f7a3bed0b8f4017cf11a2583dcab8d8c01509dba46ff8bdae3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1336

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/1336-114-0x0000000000000000-mapping.dmp

Download
memory/1336-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Filesize
184KB

Download
memory/1336-117-0x00000000010C0000-0x00000000010C6000-memory.dmp

Filesize
24KB

Download