dridex | 23ed21d77db12f7eb604ba2a5af6ae4cff25503f3ee5959793704b43f679a5ad

Analysis

max time kernel
32s
max time network
19s
platform
windows7_x64
resource
win7v20210408
submitted
06/05/2021, 18:02

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General

Target
d6a6f1d3_by_Libranalysis.dll
Size 162KB
Sample210506-7pc3hwcdxe
SHA256 23ed21d77db12f7eb604ba2a5af6ae4cff25503f3ee5959793704b43f679a5ad
MD5 d6a6f1d3e4179295d98f13fa7ce1bdcf
SHA1 547b95e0eac21fdfd6d08894100f02a990de4466
SHA512 34dffd4aee3a74ce3a2ce370cddbe28b662bce3864c40b5364804eec05e64f0878ccf86b3bcf7ce3824c234aede9811df61e23b5e3b074ebe496a62d6bb2a6cd
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/2012-62-0x0000000074930000-0x000000007495E000-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 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25
PID 1060 wrote to memory of 2012	1060	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6a6f1d3_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d6a6f1d3_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2012

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/2012-61-0x0000000075C31000-0x0000000075C33000-memory.dmp

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memory/2012-62-0x0000000074930000-0x000000007495E000-memory.dmp

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memory/2012-64-0x0000000000160000-0x0000000000166000-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