dridex | 12e6a9bd56c2adf9062af0ff91ff778b38e4408845e5ae4b48149c05fa852315

Analysis

max time kernel
23s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
15/05/2021, 12:03

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General

Target
7664e7a6_by_Libranalysis.dll
Size 162KB
Sample210515-27jl153v1n
SHA256 12e6a9bd56c2adf9062af0ff91ff778b38e4408845e5ae4b48149c05fa852315
MD5 7664e7a6cfde8444cb7f0f0e829e20a0
SHA1 d9ebc10829c56cde2ed3bc0316a84f7613ad5c04
SHA512 6359577e5d1d5f8896feb75a1986f23338a19d7f151dff25bfb28485a84c865bc80a82cf5db938bb8d65d9fefb7e18cd568445c46b3f959f1d53770263db1b24
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/3168-115-0x0000000073B70000-0x0000000073B9E000-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 1744 wrote to memory of 3168	1744	rundll32.exe	71
PID 1744 wrote to memory of 3168	1744	rundll32.exe	71
PID 1744 wrote to memory of 3168	1744	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7664e7a6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1744
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7664e7a6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3168

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/3168-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3168-117-0x00000000034A0000-0x00000000034A6000-memory.dmp