dridex | 9e07faf56e5997e17bb91d34ed7e77e7685b7176ed1e23af768d18a6dcb5023d

Analysis

max time kernel
55s
max time network
139s
platform
windows10_x64
resource
win10v20201028
submitted
15/03/2021, 12:20

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General

Target
9e07faf56e5997e17bb91d34ed7e77e7685b7176ed1e23af768d18a6dcb5023d.dll
Size 813KB
Sample210315-p6mp2gd7de
SHA256 9e07faf56e5997e17bb91d34ed7e77e7685b7176ed1e23af768d18a6dcb5023d
MD5 8f4c5946e441c8075c412852073b9b74
SHA1 7614b1121243b9ad928cb2b37c8e6c6bcfef658b
SHA512 e51b72352d2538f72e6073a1c977cc24efa76bc39c71331bffa2db19ef54587573bcde6c329730c4f3e6b3c6ab7dfbf5c7ad00dfc947b3b6ddf6c6c633b44533
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

210.65.244.184:443
147.78.186.4:10051
62.75.168.152:6601

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/1544-3-0x0000000074090000-0x00000000740CD000-memory.dmp	dridex_ldr
behavioral2/memory/1544-4-0x0000000074090000-0x00000000740CD000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

flow	pid	Process
14	1544	rundll32.exe
16	1544	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 1276 wrote to memory of 1544	1276	rundll32.exe	71
PID 1276 wrote to memory of 1544	1276	rundll32.exe	71
PID 1276 wrote to memory of 1544	1276	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e07faf56e5997e17bb91d34ed7e77e7685b7176ed1e23af768d18a6dcb5023d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e07faf56e5997e17bb91d34ed7e77e7685b7176ed1e23af768d18a6dcb5023d.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1544

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/1544-3-0x0000000074090000-0x00000000740CD000-memory.dmp

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memory/1544-4-0x0000000074090000-0x00000000740CD000-memory.dmp

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memory/1544-5-0x0000000003070000-0x0000000003071000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads