dridex | f59d41635353db90a6c849113c347cc3c2b0089df69ea3aa878adde140a7b78c

Analysis

max time kernel
121s
max time network
8s
platform
windows7_x64
resource
win7v20201028
submitted
17/03/2021, 21:10

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General

Target
f59d41635353db90a6c849113c347cc3c2b0089df69ea3aa878adde140a7b78c.dll
Size 208KB
Sample210317-3p7c9pjhya
SHA256 f59d41635353db90a6c849113c347cc3c2b0089df69ea3aa878adde140a7b78c
MD5 d48af482c3eeb485dc9376eb2e71a4d5
SHA1 ef3273bcda0ecffb6a710420550ca19d72c8318d
SHA512 65fc374eceab8b599fdd57b5963a57dc932c14385d3b36f03db8136f4a5c36025aeb6636505a72edb7f4e7649d4fdd2812775df5debc723f775dbd244b08e73e
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

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
behavioral1/memory/2004-4-0x0000000075560000-0x0000000075596000-memory.dmp	dridex_ldr
behavioral1/memory/2004-6-0x0000000075560000-0x0000000075581000-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 7 IoCs

description	pid	Process	procid_target
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25
PID 292 wrote to memory of 2004	292	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f59d41635353db90a6c849113c347cc3c2b0089df69ea3aa878adde140a7b78c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:292
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f59d41635353db90a6c849113c347cc3c2b0089df69ea3aa878adde140a7b78c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2004

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

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Downloads

memory/2004-3-0x0000000076861000-0x0000000076863000-memory.dmp

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memory/2004-4-0x0000000075560000-0x0000000075596000-memory.dmp

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memory/2004-5-0x00000000000E0000-0x00000000000E6000-memory.dmp

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memory/2004-6-0x0000000075560000-0x0000000075581000-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