dridex | 209032194aff1ff014023409361fcf27e7a09b71e94282baea29a49df7767faa

Analysis

max time kernel
60s
max time network
88s
platform
windows7_x64
resource
win7v20210408
submitted
16/05/2021, 00:05

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General

Target
b9afebf9_by_Libranalysis.dll
Size 162KB
Sample210516-e2e7bx39pa
SHA256 209032194aff1ff014023409361fcf27e7a09b71e94282baea29a49df7767faa
MD5 b9afebf9c984b89181aa2a538b0c93d1
SHA1 c9a76ed4ea75b05b1bcddbdd0c51cade3690148e
SHA512 37b00ee146e5b57660c04f3a1d846c50220a470e55a100185fd2bffdd2590f642b234451c9190e41fd2b55f9bf3b5c9219edd9897c7c053a1e66e6c0087b18c2
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
behavioral1/memory/1168-62-0x00000000746B0000-0x00000000746DE000-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 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26
PID 1036 wrote to memory of 1168	1036	rundll32.exe	26

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9afebf9_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1036
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b9afebf9_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1168

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/1168-61-0x00000000750C1000-0x00000000750C3000-memory.dmp

Download

memory/1168-62-0x00000000746B0000-0x00000000746DE000-memory.dmp

Download

memory/1168-64-0x00000000000C0000-0x00000000000C6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads