dridex | f0f5eea2d0493e2f2ad435864aeb1b3ee27cadcef4f2b60e7d3ddfd6328efa91

Analysis

max time kernel
19s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 00:49

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General

Target

f0f5eea2d0493e2f2ad435864aeb1b3ee27cadcef4f2b60e7d3ddfd6328efa91.dll
Size

158KB
MD5

ba96f6d96abc9e2ef61719f591fc2c89
SHA1

152c13b18c4cbc591a1f3db2de9a6422460f6c45
SHA256

f0f5eea2d0493e2f2ad435864aeb1b3ee27cadcef4f2b60e7d3ddfd6328efa91
SHA512

2ff8a08789ef9e5e7b9062af76662a0f358ddb0cc3119080b843b24db4a3e24c029727173cf27d048bdd66fa4a041a22b1a996ac4e516e28900f2d57b8b3f48a

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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

Processes:

resource	yara_rule
behavioral1/memory/1764-115-0x0000000073A10000-0x0000000073A3D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3896 wrote to memory of 1764	3896	rundll32.exe	rundll32.exe
PID 3896 wrote to memory of 1764	3896	rundll32.exe	rundll32.exe
PID 3896 wrote to memory of 1764	3896	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0f5eea2d0493e2f2ad435864aeb1b3ee27cadcef4f2b60e7d3ddfd6328efa91.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3896
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f0f5eea2d0493e2f2ad435864aeb1b3ee27cadcef4f2b60e7d3ddfd6328efa91.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1764

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/1764-114-0x0000000000000000-mapping.dmp

Download
memory/1764-115-0x0000000073A10000-0x0000000073A3D000-memory.dmp

Filesize
180KB

Download
memory/1764-117-0x0000000003600000-0x0000000003606000-memory.dmp

Filesize
24KB

Download