dridex | f0c6f9bb1069d2bf6a586ee39ccb453f3dc1ae75066dda8d002ec04f2f68b0ad

Analysis

max time kernel
74s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
02/05/2021, 21:02

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General

Target
43ffc2c6_by_Libranalysis.dll
Size 162KB
Sample210502-3sq4bdbjgn
SHA256 f0c6f9bb1069d2bf6a586ee39ccb453f3dc1ae75066dda8d002ec04f2f68b0ad
MD5 43ffc2c6f33ae53bf2779c2873cfefb7
SHA1 78160baa3a077ea0d540421fe2171cf1bf15fb95
SHA512 c2cf58493b01bd4c6d9745245b4b36749e2945cd307ee88a6bb1052e8b68a9c846d2669241881fbf40896f01f0b35ebad51d512feee743c3b3321350db312c78
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/4464-115-0x0000000073820000-0x000000007384E000-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 4452 wrote to memory of 4464	4452	rundll32.exe	43
PID 4452 wrote to memory of 4464	4452	rundll32.exe	43
PID 4452 wrote to memory of 4464	4452	rundll32.exe	43

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\43ffc2c6_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\43ffc2c6_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4464

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/4464-115-0x0000000073820000-0x000000007384E000-memory.dmp

Download

memory/4464-117-0x0000000002BF0000-0x0000000002BF6000-memory.dmp