dridex | fd8fa5c3089eed1966a0eeeb4f037350d00d5711d3f625ccbf71dfdbf1405d0f

Analysis

max time kernel
134s
max time network
137s
platform
windows10_x64
resource
win10v20210410
submitted
29/04/2021, 14:35

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General

Target
70ce27ce_by_Libranalysis.dll
Size 162KB
Sample210429-6775hsadw6
SHA256 fd8fa5c3089eed1966a0eeeb4f037350d00d5711d3f625ccbf71dfdbf1405d0f
MD5 70ce27cecc163675fa9497bf9f3d5ae4
SHA1 a49789e92d25e75d332b0a5d8191ca32c0a234e2
SHA512 ff299baa5a8c6c154c715cc93348ff39db6bf8e8c051e4c56e8d75f9c759661e9db465bc5150d5ab4c41b870e78fb4826f9e6ba5c374601d9a326e64b42c54ab
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/476-115-0x00000000739B0000-0x00000000739DE000-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 1808 wrote to memory of 476	1808	rundll32.exe	69
PID 1808 wrote to memory of 476	1808	rundll32.exe	69
PID 1808 wrote to memory of 476	1808	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70ce27ce_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1808
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\70ce27ce_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:476

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/476-115-0x00000000739B0000-0x00000000739DE000-memory.dmp

Download

memory/476-117-0x0000000003200000-0x00000000032AE000-memory.dmp