dridex | 5813ae2b585b50028eb23b17936632b2ac5474f7581ebd142f6c957fc041bc0d

Analysis

max time kernel
146s
max time network
146s
platform
windows10_x64
resource
win10v20210408
submitted
20/04/2021, 02:41

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General

Target
5813ae2b585b50028eb23b17936632b2ac5474f7581ebd142f6c957fc041bc0d.dll
Size 162KB
Sample210420-2mmvbw6dyj
SHA256 5813ae2b585b50028eb23b17936632b2ac5474f7581ebd142f6c957fc041bc0d
MD5 0bee200e1d1eb96e99c740d20084dd2f
SHA1 63d9d160aaf3a4bd04907845a3d46086d703e782
SHA512 9bff17175f84ccb193a65ffd3604909fc2e9b2af75fbed6658ea5915518aeed3996263b6a01a44375e63eb094ad3df33a5a712307ab874587765cb208e71adf3
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/1436-115-0x0000000074260000-0x000000007428E000-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 424 wrote to memory of 1436	424	rundll32.exe	70
PID 424 wrote to memory of 1436	424	rundll32.exe	70
PID 424 wrote to memory of 1436	424	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5813ae2b585b50028eb23b17936632b2ac5474f7581ebd142f6c957fc041bc0d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5813ae2b585b50028eb23b17936632b2ac5474f7581ebd142f6c957fc041bc0d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1436

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/1436-115-0x0000000074260000-0x000000007428E000-memory.dmp

Download

memory/1436-117-0x00000000009F0000-0x00000000009F6000-memory.dmp