dridex | a7f9ca01ce85688dbfe37ec70dfa665dc764649841509bdf7299e93399c41f05

Analysis

max time kernel
26s
max time network
120s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 15:58

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General

Target

a7f9ca01ce85688dbfe37ec70dfa665dc764649841509bdf7299e93399c41f05.dll
Size

160KB
MD5

5e30a1c1fb587738dc37f761d04a9762
SHA1

38196cb9ad638d9e8c170388331864eb98c89bf7
SHA256

a7f9ca01ce85688dbfe37ec70dfa665dc764649841509bdf7299e93399c41f05
SHA512

41f7d45dbc5ac0d164dcba23eb36e1f9eccc2d4941b69fa518985928cc03262d86b96f0200ec1f1d29775745a5a04c8dcfdc0400def1940e5bf8d1043ba786ef

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/796-115-0x0000000074390000-0x00000000743BE000-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 568 wrote to memory of 796	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 796	568	rundll32.exe	rundll32.exe
PID 568 wrote to memory of 796	568	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a7f9ca01ce85688dbfe37ec70dfa665dc764649841509bdf7299e93399c41f05.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:568

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a7f9ca01ce85688dbfe37ec70dfa665dc764649841509bdf7299e93399c41f05.dll,#1
2⤵
- Checks whether UAC is enabled
PID:796

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/796-114-0x0000000000000000-mapping.dmp

Download
memory/796-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Filesize
184KB

Download
memory/796-117-0x0000000000A60000-0x0000000000A66000-memory.dmp

Filesize
24KB

Download