dridex | dca0b44b299bcb8888aaa2f78015396570fca3e8096fce30b1b412c3cafc00c5

Analysis

max time kernel
43s
max time network
114s
platform
windows10_x64
resource
win10v20201028
submitted
17/03/2021, 19:25

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General

Target
dca0b44b299bcb8888aaa2f78015396570fca3e8096fce30b1b412c3cafc00c5.dll
Size 208KB
Sample210317-k7b48cs7sx
SHA256 dca0b44b299bcb8888aaa2f78015396570fca3e8096fce30b1b412c3cafc00c5
MD5 b8ab5b707368951601381809690705c0
SHA1 4b4abfcfd5c76226f5b7b50a4879f570ea2e29b1
SHA512 42eb8ae699b2fec6274fd71a896db66ead0ef7799710414aa7585a5a23b5389b8be9bf55d4f7381ce10c4c45f80db642ba097102b4a624b51a118790bb666bd8
MD5 SHA1 SHA512

Score

10^/10

dridex 111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

77.220.64.137:443
66.228.134.180:6601
199.204.214.26:7073

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1036-3-0x00000000743E0000-0x0000000074416000-memory.dmp	dridex_ldr
behavioral2/memory/1036-5-0x00000000743E0000-0x0000000074401000-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 648 wrote to memory of 1036	648	rundll32.exe	69
PID 648 wrote to memory of 1036	648	rundll32.exe	69
PID 648 wrote to memory of 1036	648	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dca0b44b299bcb8888aaa2f78015396570fca3e8096fce30b1b412c3cafc00c5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:648
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dca0b44b299bcb8888aaa2f78015396570fca3e8096fce30b1b412c3cafc00c5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1036

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

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Downloads

memory/1036-3-0x00000000743E0000-0x0000000074416000-memory.dmp

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memory/1036-4-0x0000000000DA0000-0x0000000000DA6000-memory.dmp

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memory/1036-5-0x00000000743E0000-0x0000000074401000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads