dridex | 6861d253e190f310c028aa2bbefa640d4ce0aa9723de83067ec4b9613912ecd3

Analysis

max time kernel
75s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
12/05/2021, 11:04

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General

Target
d08f8b2f_by_Libranalysis.dll
Size 162KB
Sample210512-frmc2eapka
SHA256 6861d253e190f310c028aa2bbefa640d4ce0aa9723de83067ec4b9613912ecd3
MD5 d08f8b2ff332fda5e766cfa26111c9f5
SHA1 820988cb6aff818f9fbfce38b3524273ecfffc4b
SHA512 da990f802a369fbc912a3a6d1ee2a173dfdcff5941fe0f9cbbb5f8604d6b1a1343687395a2b184ac306783ca15e889be8fbae2acf5d83815a62e4f6f989de66e
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/4764-115-0x0000000073C30000-0x0000000073C5E000-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 4656 wrote to memory of 4764	4656	rundll32.exe	70
PID 4656 wrote to memory of 4764	4656	rundll32.exe	70
PID 4656 wrote to memory of 4764	4656	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d08f8b2f_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d08f8b2f_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4764

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/4764-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Download

memory/4764-117-0x0000000000E60000-0x0000000000E66000-memory.dmp