dridex | 07a73e5a46f58521d62eaae747afa0f9a8e32c2b1cb329925907449b2b8a277b

Analysis

max time kernel
133s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 19:10

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General

Target
07a73e5a46f58521d62eaae747afa0f9a8e32c2b1cb329925907449b2b8a277b.dll
Size 162KB
Sample210415-jebkwlv46x
SHA256 07a73e5a46f58521d62eaae747afa0f9a8e32c2b1cb329925907449b2b8a277b
MD5 bef6de8675e065b535b1364fb18656ac
SHA1 5a70f74968598199f724ac445bafdf5fd8e49435
SHA512 a3b13029e49bc80c73a135c0e9d9aa23e78ccd72dbdb0d85e82b25a7ee3289ea391fd571dc9555237c824a5a62e9243a8efcb2da2b07ee90d55c6ebb7e7555cf
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/4696-115-0x0000000073C30000-0x0000000073C5E000-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 4656 wrote to memory of 4696	4656	rundll32.exe	68
PID 4656 wrote to memory of 4696	4656	rundll32.exe	68
PID 4656 wrote to memory of 4696	4656	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\07a73e5a46f58521d62eaae747afa0f9a8e32c2b1cb329925907449b2b8a277b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\07a73e5a46f58521d62eaae747afa0f9a8e32c2b1cb329925907449b2b8a277b.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4696

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/4696-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Download

memory/4696-117-0x00000000001F0000-0x00000000001F6000-memory.dmp