dridex | 70b322faa49a85826e5b139ff73ec7ccc6822016b0a6632adaaf970a740e3ca3

Analysis

max time kernel
47s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:05

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General

Target

70b322faa49a85826e5b139ff73ec7ccc6822016b0a6632adaaf970a740e3ca3.dll
Size

157KB
MD5

c041fe42519d0e60a38afe5fbdb3e280
SHA1

f0d887a34cb7d1dbb1a22dcade5263c3cc40d8f9
SHA256

70b322faa49a85826e5b139ff73ec7ccc6822016b0a6632adaaf970a740e3ca3
SHA512

56bb88ffc9229adc972b46ea790325ace43218ae809f04b6fbb8a051dd402a45f855903262746f13fc7088bad14052fecd5a9a4d81b5bef51f30cb7d9cf36be7

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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

Processes:

resource	yara_rule
behavioral1/memory/3172-115-0x0000000074400000-0x000000007442D000-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 776 wrote to memory of 3172	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 3172	776	rundll32.exe	rundll32.exe
PID 776 wrote to memory of 3172	776	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70b322faa49a85826e5b139ff73ec7ccc6822016b0a6632adaaf970a740e3ca3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\70b322faa49a85826e5b139ff73ec7ccc6822016b0a6632adaaf970a740e3ca3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3172

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3172-114-0x0000000000000000-mapping.dmp

Download
memory/3172-115-0x0000000074400000-0x000000007442D000-memory.dmp

Filesize
180KB

Download
memory/3172-117-0x0000000003120000-0x000000000326A000-memory.dmp

Filesize
1.3MB

Download