dridex | 5e3ab5bf78348c1ca0d8ecd559370ac705ff7405955f2a8f70fa575b67bca2c4

Analysis

max time kernel
109s
max time network
125s
platform
windows10_x64
resource
win10-en-20211014
submitted
27-10-2021 09:29

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General

Target

5e3ab5bf78348c1ca0d8ecd559370ac705ff7405955f2a8f70fa575b67bca2c4.dll
Size

747KB
MD5

a69b502e8c8f6f83b71eeae780265b71
SHA1

78413a6af4f1966b881d126488e6ab769ae37e88
SHA256

5e3ab5bf78348c1ca0d8ecd559370ac705ff7405955f2a8f70fa575b67bca2c4
SHA512

6d00481b05b41a5a7362e8ee4101a520944adc95dd7229e6112d2228b0be6b416f58d974c60fc2a444f19e1f0aff95ba433718dc593a1ec979a9388196fedefc

Score

10^/10

dridex 10444 botnet discovery evasion trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

192.46.210.220:443

143.244.140.214:808

45.77.0.96:6891

185.56.219.47:8116

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

24 3280 rundll32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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

flow	pid	process
24	3280	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 2696 wrote to memory of 3280	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 3280	2696	rundll32.exe	rundll32.exe
PID 2696 wrote to memory of 3280	2696	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e3ab5bf78348c1ca0d8ecd559370ac705ff7405955f2a8f70fa575b67bca2c4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e3ab5bf78348c1ca0d8ecd559370ac705ff7405955f2a8f70fa575b67bca2c4.dll,#1
2⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
PID:3280

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3280-115-0x0000000000000000-mapping.dmp

Download
memory/3280-116-0x0000000073E30000-0x0000000073EFC000-memory.dmp

Filesize
816KB

Download
memory/3280-118-0x0000000073E30000-0x0000000073EFC000-memory.dmp

Filesize
816KB

Download
memory/3280-117-0x0000000073E30000-0x0000000073E6D000-memory.dmp

Filesize
244KB

Download
memory/3280-120-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/3280-121-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/3280-122-0x0000000000140000-0x0000000000141000-memory.dmp

Filesize
4KB

Download
memory/3280-192-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download