dridex | 0c1a259da3e07dee996ed30c0957b9209e669c84ae7bdd83aa2235e8132ae9e7

Analysis

max time kernel
123s
max time network
124s
platform
windows7_x64
resource
win7v20210410
submitted
06/05/2021, 17:04

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General

Target
844ea703_by_Libranalysis.dll
Size 162KB
Sample210506-ben2p8fhvx
SHA256 0c1a259da3e07dee996ed30c0957b9209e669c84ae7bdd83aa2235e8132ae9e7
MD5 844ea70362bb2ce88e0cc0a60a323a9c
SHA1 b674984601af5113385b12d6b91ac2c7cee66def
SHA512 b2e12bbdfa2ad27ea6a2f370b76b35c18366d3ddad5e74097071314892ff9eba6bceb00e2290f10b8138c5d2a575f4557c0c12f1eb3aba178a68ce3cc4b21dbe
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/1440-61-0x0000000075410000-0x000000007543E000-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 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25
PID 1844 wrote to memory of 1440	1844	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\844ea703_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1844
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\844ea703_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1440

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/1440-60-0x0000000076A81000-0x0000000076A83000-memory.dmp

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memory/1440-61-0x0000000075410000-0x000000007543E000-memory.dmp

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memory/1440-63-0x0000000000160000-0x0000000000166000-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