dridex | 1c389598a6bde56717c1dc59d291d540a69a172677feceedcd3df20704de1753

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
11-06-2021 00:32

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General

Target

1c389598a6bde56717c1dc59d291d540a69a172677feceedcd3df20704de1753.dll
Size

160KB
MD5

a2d737b57fabf16a6f3854253c6091b6
SHA1

10a53b36180899538056b2e6220ab7b38b2abb3f
SHA256

1c389598a6bde56717c1dc59d291d540a69a172677feceedcd3df20704de1753
SHA512

ad20d7e99b86c63101e228fca2138438e38a3ed302276ab7127a96411235e077530ccd505492162c9d8648a12369f8fb92a42470257f4466bf762d41f1bb037f

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/1252-115-0x00000000735F0000-0x000000007361E000-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 596 wrote to memory of 1252	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1252	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 1252	596	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c389598a6bde56717c1dc59d291d540a69a172677feceedcd3df20704de1753.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1c389598a6bde56717c1dc59d291d540a69a172677feceedcd3df20704de1753.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1252

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1252-114-0x0000000000000000-mapping.dmp

Download
memory/1252-115-0x00000000735F0000-0x000000007361E000-memory.dmp

Filesize
184KB

Download
memory/1252-117-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download