dridex | 0b3e6ada39214664cac30a55a1502a76f040b23b569a205504369372c9a36c8a

Analysis

max time kernel
62s
max time network
134s
platform
windows10_x64
resource
win10v20201028
submitted
25/01/2021, 19:27

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General

Target
SecuriteInfo.com.Generic.mg.284f325559f6aab1.152.dll
Size 706KB
Sample210125-3vcvphveds
SHA256 0b3e6ada39214664cac30a55a1502a76f040b23b569a205504369372c9a36c8a
MD5 284f325559f6aab11049138a6f1e2de7
SHA1 3924bcf384e1262ca688e45da87cd56ca011ca68
SHA512 62fd30c255d36e10e316586ec6cc9da91d2f0b48e03769afc4ef57bba56e5d3421aa420fe371d0950c494936ea96c52aa16e63d920fc4895926e6a9ae0e865ed
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

97.107.127.161:443
45.33.94.33:5037
159.89.91.92:5037
158.69.118.130:1443

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4792-3-0x00000000759C0000-0x00000000759FD000-memory.dmp	dridex_ldr
behavioral2/memory/4792-4-0x00000000759C0000-0x00000000759FD000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

flow	pid	Process
19	4792	rundll32.exe
21	4792	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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 4684 wrote to memory of 4792	4684	rundll32.exe	69
PID 4684 wrote to memory of 4792	4684	rundll32.exe	69
PID 4684 wrote to memory of 4792	4684	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.284f325559f6aab1.152.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.284f325559f6aab1.152.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:4792

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4792-3-0x00000000759C0000-0x00000000759FD000-memory.dmp

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memory/4792-4-0x00000000759C0000-0x00000000759FD000-memory.dmp

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memory/4792-5-0x00000000001F0000-0x00000000001F1000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads