dridex | dee810a990fd2009736af5cf726ff7228859b4ba83ff2cbb0544cdb48b74317f

Analysis

max time kernel
26s
max time network
122s
platform
windows10_x64
resource
win10v20210408
submitted
27-06-2021 06:51

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General

Target

dee810a990fd2009736af5cf726ff7228859b4ba83ff2cbb0544cdb48b74317f.dll
Size

160KB
MD5

b422cf93815b6ae847fd731a3028738d
SHA1

fe24bbfc167fad5c530f91e8eb4cb7c1bdba1107
SHA256

dee810a990fd2009736af5cf726ff7228859b4ba83ff2cbb0544cdb48b74317f
SHA512

67a0d6ee2a641410bd4e1bd0910a3c260822067dd4804087159e2531ec5f1ee4002d5c718ac3b3584bb2207c043e2e59bfbb25f8c6002f7b8960f2c48acf31d3

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/3960-115-0x0000000073560000-0x000000007358E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3492 wrote to memory of 3960	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3960	3492	rundll32.exe	rundll32.exe
PID 3492 wrote to memory of 3960	3492	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dee810a990fd2009736af5cf726ff7228859b4ba83ff2cbb0544cdb48b74317f.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3492

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dee810a990fd2009736af5cf726ff7228859b4ba83ff2cbb0544cdb48b74317f.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3960

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

Replay Monitor

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Downloads

memory/3960-114-0x0000000000000000-mapping.dmp

Download
memory/3960-115-0x0000000073560000-0x000000007358E000-memory.dmp

Filesize
184KB

Download
memory/3960-117-0x0000000003440000-0x0000000003446000-memory.dmp

Filesize
24KB

Download