dridex | e399ee229e4324ed273c0c111a733f3c2f826b0c8b417c869d087cdc0c8a01ba

Analysis

max time kernel
24s
max time network
66s
platform
windows10_x64
resource
win10v20210410
submitted
14/05/2021, 15:03

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General

Target
e2a8c4ef_by_Libranalysis.dll
Size 162KB
Sample210514-353bmtfjpx
SHA256 e399ee229e4324ed273c0c111a733f3c2f826b0c8b417c869d087cdc0c8a01ba
MD5 e2a8c4ef6ddbb682034c1f99c302c05f
SHA1 93cec0dd9cacc34205b4634b6f09cd90fb8e94a5
SHA512 12cfb00f0469c8d5fb63d03542ceeb371b24582aaccb00da950232c7982d66c493632a25341a4e27dc4d2abf48a15d5e351b03bdefc6e87758837fa86374db6d
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/3936-115-0x0000000073F20000-0x0000000073F4E000-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 4048 wrote to memory of 3936	4048	rundll32.exe	38
PID 4048 wrote to memory of 3936	4048	rundll32.exe	38
PID 4048 wrote to memory of 3936	4048	rundll32.exe	38

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a8c4ef_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e2a8c4ef_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3936

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/3936-115-0x0000000073F20000-0x0000000073F4E000-memory.dmp

Download

memory/3936-117-0x0000000000150000-0x00000000001FE000-memory.dmp