dridex | f32efbbf2877ceb7ab2fa4e0bd5419ee30cd68fc09a71f071596ed6d89bc7312

Analysis

max time kernel
24s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
07/05/2021, 04:02

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General

Target
4540e0af_by_Libranalysis.dll
Size 162KB
Sample210507-nt1cka6f4s
SHA256 f32efbbf2877ceb7ab2fa4e0bd5419ee30cd68fc09a71f071596ed6d89bc7312
MD5 4540e0afabb1a2b680d3dffb53f3c7e0
SHA1 deab122e26b1f5760fec4c848f6298ddd33ea823
SHA512 f3fa593b06ec23e7e7b4684c48c78b11a169643e851a1537dc4a382397582af2d2dedebae07ccd3531f38b30f691ce60f00288c2860ef9b7f4fba97ff35c818d
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/3996-115-0x0000000073F20000-0x0000000073F4E000-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 3928 wrote to memory of 3996	3928	rundll32.exe	68
PID 3928 wrote to memory of 3996	3928	rundll32.exe	68
PID 3928 wrote to memory of 3996	3928	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4540e0af_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4540e0af_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3996

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/3996-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3996-117-0x00000000032D0000-0x00000000032D6000-memory.dmp