dridex | 37a9b48ba8677d4ae2cf2a9a13c18004a44828ddf99730eab9beb99fdf86cf6d

Analysis

max time kernel
31s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
30/04/2021, 20:02

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General

Target
356584df_by_Libranalysis.dll
Size 162KB
Sample210430-gct74md7na
SHA256 37a9b48ba8677d4ae2cf2a9a13c18004a44828ddf99730eab9beb99fdf86cf6d
MD5 356584dfc54d50771b37caa2be4a4152
SHA1 fcb59b795fa74c188d829565915d4499698557bd
SHA512 558fed9e8dd02d998e834f0124ce3068624e76780fcea5197f1cdefbc4069ce9b687e8fb894770af2c317a5b24b14fa66368b2025ed7051eadfd14f24acc4231
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/1084-115-0x0000000074300000-0x000000007432E000-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 624 wrote to memory of 1084	624	rundll32.exe	70
PID 624 wrote to memory of 1084	624	rundll32.exe	70
PID 624 wrote to memory of 1084	624	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\356584df_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\356584df_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1084

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/1084-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/1084-117-0x0000000002850000-0x0000000002856000-memory.dmp