dridex | 9806149fae2b752cd5ea4dcb39001b552bea7b41d5343d813e27fb0bf81cdcd0

Analysis

max time kernel
34s
max time network
75s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:49

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General

Target

9806149fae2b752cd5ea4dcb39001b552bea7b41d5343d813e27fb0bf81cdcd0.dll
Size

158KB
MD5

639c7327f54952bbceec3b0af1bf2565
SHA1

8b2fec238ec46498d13b4bc0d4b14154bbbcd21b
SHA256

9806149fae2b752cd5ea4dcb39001b552bea7b41d5343d813e27fb0bf81cdcd0
SHA512

cb76cd399910bfad65fa71cd65baa07461605a3485eec695ef09a97310487a75baf3b44f4af41114efe751abc6fcef65266a4f540ea7d60da8ab236cbfcdf5a0

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/348-115-0x00000000736B0000-0x00000000736DD000-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 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 348	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9806149fae2b752cd5ea4dcb39001b552bea7b41d5343d813e27fb0bf81cdcd0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9806149fae2b752cd5ea4dcb39001b552bea7b41d5343d813e27fb0bf81cdcd0.dll,#1
2⤵
- Checks whether UAC is enabled
PID:348

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/348-114-0x0000000000000000-mapping.dmp

Download
memory/348-115-0x00000000736B0000-0x00000000736DD000-memory.dmp

Filesize
180KB

Download
memory/348-117-0x0000000003130000-0x0000000003136000-memory.dmp

Filesize
24KB

Download