dridex | ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a

Analysis

max time kernel
27s
max time network
121s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 09:07

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General

Target

ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll
Size

158KB
MD5

fde20f701eca9c5ea9f4fbd0d61a442a
SHA1

dc7e96e58ce4493fcb946b3e8805bc64f0aed49a
SHA256

ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a
SHA512

277f23a15fde71f40abb349f3af772b595fe07edc1b73c4a5f5abb1603365fa1ee6f5f33f6d20ed7897424e297834f71912fb1d49754e0839d9784898204cad3

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/2240-115-0x0000000074400000-0x000000007442D000-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 776 wrote to memory of 2240	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 2240	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 2240	776	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ba3093699a9f4397824cd748916d5f8ec2434cd9e47ce04660b16a2c766f410a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2240

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/2240-114-0x0000000000000000-mapping.dmp

Download
memory/2240-115-0x0000000074400000-0x000000007442D000-memory.dmp

Filesize
180KB

Download
memory/2240-117-0x0000000002780000-0x0000000002786000-memory.dmp

Filesize
24KB

Download