dridex | a0622c146f1bb6ad260034516ed2a01fd2f2dec218011ab7421da68c89b3db51

Analysis

max time kernel
25s
max time network
121s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 14:16

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General

Target

a0622c146f1bb6ad260034516ed2a01fd2f2dec218011ab7421da68c89b3db51.dll
Size

160KB
MD5

e159b1da0b7b11d7cbe99a620c6a554a
SHA1

9e85171bc3107aeef27f07f2c694330aa2dfaa04
SHA256

a0622c146f1bb6ad260034516ed2a01fd2f2dec218011ab7421da68c89b3db51
SHA512

70dcac85be670e3db502978e10ad76976c224501dac203e188b790f6e7c11bcf8a146918f3f1c218266a9934e928c143e2d26c8e0d0a457921c70c0f2cf552b9

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/1108-115-0x00000000736D0000-0x00000000736FE000-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 664 wrote to memory of 1108	664	rundll32.exe	rundll32.exe
PID 664 wrote to memory of 1108	664	rundll32.exe	rundll32.exe
PID 664 wrote to memory of 1108	664	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0622c146f1bb6ad260034516ed2a01fd2f2dec218011ab7421da68c89b3db51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:664
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0622c146f1bb6ad260034516ed2a01fd2f2dec218011ab7421da68c89b3db51.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1108

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/1108-114-0x0000000000000000-mapping.dmp

Download
memory/1108-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Filesize
184KB

Download
memory/1108-117-0x0000000000DF0000-0x0000000000DF6000-memory.dmp

Filesize
24KB

Download