dridex | 7f309a17c304ea8c83d69b464f514fb2c6fb9308167f085bf5a7eb6fa37d23b0

Analysis

max time kernel
29s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 20:06

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General

Target
ad0aef53_by_Libranalysis.dll
Size 162KB
Sample210429-pq898tfxtn
SHA256 7f309a17c304ea8c83d69b464f514fb2c6fb9308167f085bf5a7eb6fa37d23b0
MD5 ad0aef53fdaa3b6ed260580653c2d389
SHA1 1b65a3f413ad5e62233536b5aa2d20020160e1f0
SHA512 3eb9e636390211c315b8cf9edaa48830df44617416120852b62884e0693e87ec8e68f64adcb066ccfa32c2aa32f0f4d7997194104743e8e20d59c8cd49e89090
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/3704-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 3704	4044	rundll32.exe	71
PID 4044 wrote to memory of 3704	4044	rundll32.exe	71
PID 4044 wrote to memory of 3704	4044	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad0aef53_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad0aef53_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3704

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/3704-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3704-117-0x00000000029E0000-0x00000000029E6000-memory.dmp