dridex | d28d5dfb44510b58dc456e16f5262f1975aa0896a29f5d11e08ff8ef241fbe4a

Analysis

max time kernel
18s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 09:06

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General

Target
d28d5dfb44510b58dc456e16f5262f1975aa0896a29f5d11e08ff8ef241fbe4a.dll
Size 162KB
Sample210419-dab4e5l6dj
SHA256 d28d5dfb44510b58dc456e16f5262f1975aa0896a29f5d11e08ff8ef241fbe4a
MD5 3db810b4b5e7814c89540842f8acd17a
SHA1 05b621fb49d3418e53569eba44cb244ae3b4a752
SHA512 1b01902a8ec6084eee3ed03e9930a9b81d1577bd76eb1ca8744719b876b206f1531669265a1434d3331ec57de8bc981f1e7c0ac97658e505e6350ee0fd485d5d
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/3688-115-0x0000000073B70000-0x0000000073B9E000-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 3908 wrote to memory of 3688	3908	rundll32.exe	55
PID 3908 wrote to memory of 3688	3908	rundll32.exe	55
PID 3908 wrote to memory of 3688	3908	rundll32.exe	55

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d28d5dfb44510b58dc456e16f5262f1975aa0896a29f5d11e08ff8ef241fbe4a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3908
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d28d5dfb44510b58dc456e16f5262f1975aa0896a29f5d11e08ff8ef241fbe4a.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3688

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/3688-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Download

memory/3688-117-0x0000000002D10000-0x0000000002D16000-memory.dmp