dridex | 7928fa282e70936c941cde6156b24087595266bd3fc85aa988f886fb6b8cce04

Analysis

max time kernel
26s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 07:00

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General

Target

7928fa282e70936c941cde6156b24087595266bd3fc85aa988f886fb6b8cce04.dll
Size

158KB
MD5

d01491f4797ab706024ac465d9715bb7
SHA1

785b5ab415975600d2e936698334539b5f615507
SHA256

7928fa282e70936c941cde6156b24087595266bd3fc85aa988f886fb6b8cce04
SHA512

87eddfdda0cbf169db07d82f47b5b04de6c9dc097df73a2858cbe51f8480a8705764e1f13450b737abacdafc2d86d97f8035e2e195abcebb72ec7e765670da21

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/3104-115-0x0000000073F20000-0x0000000073F4D000-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 3728 wrote to memory of 3104	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3104	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3104	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7928fa282e70936c941cde6156b24087595266bd3fc85aa988f886fb6b8cce04.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7928fa282e70936c941cde6156b24087595266bd3fc85aa988f886fb6b8cce04.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3104

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/3104-114-0x0000000000000000-mapping.dmp

Download
memory/3104-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/3104-117-0x00000000033C0000-0x00000000033C6000-memory.dmp

Filesize
24KB

Download