dridex | 0930655c984cfd1906bea98fb95cbddddb5de5c39e08d3b17d973402fe9b2ee1

Analysis

max time kernel
28s
max time network
13s
platform
windows7_x64
resource
win7v20210408
submitted
21-04-2021 17:01

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General

Target

0930655c984cfd1906bea98fb95cbddddb5de5c39e08d3b17d973402fe9b2ee1.dll
Size

162KB
MD5

5de83ed23547e389ffea185cc8871dd1
SHA1

d4c4a1a4d9c9bbe6c214909fe12f3b41fdd63839
SHA256

0930655c984cfd1906bea98fb95cbddddb5de5c39e08d3b17d973402fe9b2ee1
SHA512

77fd3bc04294c28ada95773f71aa0d848f6b2a46048bfef6441f652a7ee7f33e9c81676e34d9b180dedaa0202123c6c94fc0aa516600da5d93fd39c92c2b9a86

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/1292-62-0x0000000075310000-0x000000007533E000-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 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe
PID 1992 wrote to memory of 1292	1992	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0930655c984cfd1906bea98fb95cbddddb5de5c39e08d3b17d973402fe9b2ee1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1992

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0930655c984cfd1906bea98fb95cbddddb5de5c39e08d3b17d973402fe9b2ee1.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1292

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/1292-60-0x0000000000000000-mapping.dmp

Download
memory/1292-61-0x0000000075B31000-0x0000000075B33000-memory.dmp

Filesize
8KB

Download
memory/1292-62-0x0000000075310000-0x000000007533E000-memory.dmp

Filesize
184KB

Download
memory/1292-64-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download