dridex | 87e0a7b4edc2ed09ad74ce4629dd58e689331297ba783a0d28842ee2f14b45a0

Analysis

max time kernel
47s
max time network
90s
platform
windows7_x64
resource
win7v20201028
submitted
27/01/2021, 19:05

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General

Target
SecuriteInfo.com.ArtemisA1874DDB2790.16224.dll
Size 572KB
Sample210127-9j6xt5tdds
SHA256 87e0a7b4edc2ed09ad74ce4629dd58e689331297ba783a0d28842ee2f14b45a0
MD5 a1874ddb27909f0bf4b442d0110f9544
SHA1 c1c3ab8d03cd87a1f63562f7698f46239d58f0b4
SHA512 445b46fa02fa6f305c019070527d3af3ee19e3ebce7653b91026d4671fdee9ae3dcd272546e9e0cf00d407b10d45381a5e776f09ef5206fc84250a527e415574
MD5 SHA1 SHA512

Score

10^/10

dridex 10444 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

10444

193.90.12.20:443
185.181.9.76:5037
175.207.13.56:5353
212.129.24.84:5037

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
behavioral1/memory/1928-4-0x0000000001E60000-0x0000000001E9D000-memory.dmp	dridex_ldr
behavioral1/memory/1928-5-0x0000000001E60000-0x0000000001E9D000-memory.dmp	dridex_ldr

Blocklisted process makes network request 2 IoCs

flow	pid	Process
5	1928	rundll32.exe
7	1928	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 7 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25
PID 800 wrote to memory of 1928	800	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.ArtemisA1874DDB2790.16224.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.ArtemisA1874DDB2790.16224.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Checks whether UAC is enabled
  PID:1928

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/1408-7-0x000007FEF69C0000-0x000007FEF6C3A000-memory.dmp

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memory/1928-3-0x0000000076C21000-0x0000000076C23000-memory.dmp

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memory/1928-4-0x0000000001E60000-0x0000000001E9D000-memory.dmp

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memory/1928-5-0x0000000001E60000-0x0000000001E9D000-memory.dmp

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memory/1928-6-0x0000000000180000-0x0000000000181000-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