dridex | cd3ac30871e82aa47b16692c82cca169ffb5163545121b6aaa9d1b2e37f65bb4

Analysis

max time kernel
26s
max time network
136s
platform
windows10_x64
resource
win10v20201028
submitted
01/02/2021, 18:58

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General

Target
SecuriteInfo.com.ArtemisE97C65ECB187.29575.dll
Size 570KB
Sample210201-cbkrebldc6
SHA256 cd3ac30871e82aa47b16692c82cca169ffb5163545121b6aaa9d1b2e37f65bb4
MD5 e97c65ecb1875a55c16b3bf364a28ac6
SHA1 aedd5a2303118e242be763c5a026784c1a0a9487
SHA512 a7120ae973cef8d0b6ff3f6040c382840c7bd64b5a973edffbc9cc620df98dfd18b2b1fbec5e9f04e9e3d2ceb5afb280f3e85a4e7ac4fabc26b50be661494873
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

77.220.64.131:443
5.196.204.251:5037
192.99.41.136:981
24.229.3.146:4664

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/1468-3-0x0000000073960000-0x000000007399D000-memory.dmp	dridex_ldr
behavioral2/memory/1468-4-0x0000000073960000-0x000000007399D000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

flow	pid	Process
17	1468	rundll32.exe
19	1468	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

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 580 wrote to memory of 1468	580	rundll32.exe	72
PID 580 wrote to memory of 1468	580	rundll32.exe	72
PID 580 wrote to memory of 1468	580	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.ArtemisE97C65ECB187.29575.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:580
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.ArtemisE97C65ECB187.29575.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1468

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1468-3-0x0000000073960000-0x000000007399D000-memory.dmp

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memory/1468-4-0x0000000073960000-0x000000007399D000-memory.dmp

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memory/1468-5-0x0000000000DB0000-0x0000000000DB1000-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