dridex | aff15e8bd91cdb54f149ef274d9cb02562cb72522734e15ee607eb068f5b03f4

Analysis

max time kernel
135s
max time network
137s
platform
windows7_x64
resource
win7v20210408
submitted
29/04/2021, 11:47

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General

Target
e98b1148_by_Libranalysis.dll
Size 162KB
Sample210429-e2dzj7xa46
SHA256 aff15e8bd91cdb54f149ef274d9cb02562cb72522734e15ee607eb068f5b03f4
MD5 e98b114894e700e9ffe3c0c3e13536e0
SHA1 25682f95afa920d9df2dfba321bd0efc7261018c
SHA512 eec9dbb54d7013cfe460c8116cde02ee4423dc6eb9a2fbced32821b4b21b2b558a145ccc3b568063cac4f44ddd0109e3cb32c934e5e1ea07c33ef9f73ee4ec6d
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral1/memory/1980-62-0x0000000074D70000-0x0000000074D9E000-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 7 IoCs

description	pid	Process	procid_target
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25
PID 1820 wrote to memory of 1980	1820	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e98b1148_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1820
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e98b1148_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1980

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/1980-61-0x0000000076641000-0x0000000076643000-memory.dmp

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memory/1980-62-0x0000000074D70000-0x0000000074D9E000-memory.dmp

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memory/1980-64-0x0000000000200000-0x0000000000206000-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