dridex | e88093f61d0c1090a1f480a1f80269eba606d91bfa872c3f35db4516766ed6c7

Analysis

max time kernel
135s
max time network
137s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 14:53

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General

Target

e88093f61d0c1090a1f480a1f80269eba606d91bfa872c3f35db4516766ed6c7.dll
Size

162KB
MD5

a1904e0e73807fea933b0b4bcf3bee62
SHA1

a76b7cdfa8fcc291650ac725085b5c7ad8dc2255
SHA256

e88093f61d0c1090a1f480a1f80269eba606d91bfa872c3f35db4516766ed6c7
SHA512

6efebe86e6347747415537809da382709f802bb64525578d396788763d776027fbb755426972cd89e9d0a3dba9f0347fb7be6c7fbb11fa6c47438d9204249966

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/1892-61-0x0000000074DF0000-0x0000000074E1E000-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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe
PID 1676 wrote to memory of 1892	1676	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e88093f61d0c1090a1f480a1f80269eba606d91bfa872c3f35db4516766ed6c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1676

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e88093f61d0c1090a1f480a1f80269eba606d91bfa872c3f35db4516766ed6c7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1892

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/1892-59-0x0000000000000000-mapping.dmp

Download
memory/1892-60-0x0000000075971000-0x0000000075973000-memory.dmp

Filesize
8KB

Download
memory/1892-61-0x0000000074DF0000-0x0000000074E1E000-memory.dmp

Filesize
184KB

Download
memory/1892-63-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download