dridex | 47750f6643f7bacf7872c29794b60c467fae1e1a63b69d486e54a45efd5eead2

Analysis

max time kernel
19s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
23-06-2021 20:22

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General

Target

47750f6643f7bacf7872c29794b60c467fae1e1a63b69d486e54a45efd5eead2.dll
Size

160KB
MD5

fbf6ecdfb74eb0a9645e0af4a168b643
SHA1

72ad069b6e1c63b49a5d179dbb77ba00e261d71b
SHA256

47750f6643f7bacf7872c29794b60c467fae1e1a63b69d486e54a45efd5eead2
SHA512

032c5ee1c8cd16992ad29b06064d51af1d3deba3660fb8749c83399c73f8c86484590d4a2d2587235199f679cdf6e0cbca1c607a9923bf07069027fd4f3fabd0

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/988-115-0x00000000736D0000-0x00000000736FE000-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 3912 wrote to memory of 988	3912	rundll32.exe	rundll32.exe
PID 3912 wrote to memory of 988	3912	rundll32.exe	rundll32.exe
PID 3912 wrote to memory of 988	3912	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\47750f6643f7bacf7872c29794b60c467fae1e1a63b69d486e54a45efd5eead2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3912

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\47750f6643f7bacf7872c29794b60c467fae1e1a63b69d486e54a45efd5eead2.dll,#1
2⤵
- Checks whether UAC is enabled
PID:988

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/988-114-0x0000000000000000-mapping.dmp

Download
memory/988-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Filesize
184KB

Download
memory/988-117-0x00000000008E0000-0x0000000000A2A000-memory.dmp

Filesize
1.3MB

Download