dridex | b13bd26eb9d174af563df1625ce28a3779c01f157beb72c0259ddc96b83277ef

Analysis

max time kernel
27s
max time network
13s
platform
windows7_x64
resource
win7v20210410
submitted
09/05/2021, 14:01

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General

Target
671cbde0_by_Libranalysis.dll
Size 162KB
Sample210509-e6vdb616m6
SHA256 b13bd26eb9d174af563df1625ce28a3779c01f157beb72c0259ddc96b83277ef
MD5 671cbde0b9ce8866b218ddb199471bc0
SHA1 d6060024a927ebd0e5675936e95e2f1a410f96b9
SHA512 e8a353c0b0a452d10c74d9e1d822b928eb97999595ebae3aea63be35dede050607bbfcd18b81c4cb5a60fd01fe1f4d77c5ec2a35581f460e759d0554fb91842b
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/736-61-0x0000000074700000-0x000000007472E000-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 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25
PID 296 wrote to memory of 736	296	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\671cbde0_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\671cbde0_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:736

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/736-60-0x00000000757E1000-0x00000000757E3000-memory.dmp

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memory/736-61-0x0000000074700000-0x000000007472E000-memory.dmp

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memory/736-63-0x0000000000150000-0x0000000000156000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads