dridex | 024ce579ddbb903640948a9bb0d3a1ed8ddf59b9b6d5eb82b55ce7f3402b220b

Analysis

max time kernel
139s
max time network
142s
platform
windows10_x64
resource
win10v20210410
submitted
24/05/2021, 06:03

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General

Target
a10cec53_by_Libranalysis.dll
Size 162KB
Sample210524-2ferammbex
SHA256 024ce579ddbb903640948a9bb0d3a1ed8ddf59b9b6d5eb82b55ce7f3402b220b
MD5 a10cec5322f5ce263b3899997599d43e
SHA1 2c147794a8594a29217fc899fb5ce9b3ece98ce5
SHA512 78d969c2d97d1691f09a82f37531c11b6869b57fadf50f653eeddb2add1f31bc5a3d3df9b21876477b3769657bcdc1e99ff54e3e7001ef87a40f03d5621eea9a
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/3820-115-0x0000000073B80000-0x0000000073BAE000-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 772 wrote to memory of 3820	772	rundll32.exe	72
PID 772 wrote to memory of 3820	772	rundll32.exe	72
PID 772 wrote to memory of 3820	772	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a10cec53_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:772
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a10cec53_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3820

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/3820-115-0x0000000073B80000-0x0000000073BAE000-memory.dmp

Download

memory/3820-117-0x0000000000950000-0x0000000000956000-memory.dmp