dridex | cbd3782183d194874d7eb5f9beabf25719e0acd2928ab55515b994d4497fa106

Analysis

max time kernel
18s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 23:55

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General

Target

cbd3782183d194874d7eb5f9beabf25719e0acd2928ab55515b994d4497fa106.dll
Size

158KB
MD5

1a449aaf95ea011da9abfe03639fc717
SHA1

1a3064fe6f67aec56ed6099eb080238414aff92b
SHA256

cbd3782183d194874d7eb5f9beabf25719e0acd2928ab55515b994d4497fa106
SHA512

061046ee5decdc2459395bfb303f6ef578cfc9ab1158684c666ebb3e0178893f549fef878c79ea33a8b1bd4478e683e21aea7662c4a75091de4030706121b754

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/1796-115-0x00000000755E0000-0x000000007560D000-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 4048 wrote to memory of 1796	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 1796	4048	rundll32.exe	rundll32.exe
PID 4048 wrote to memory of 1796	4048	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbd3782183d194874d7eb5f9beabf25719e0acd2928ab55515b994d4497fa106.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\cbd3782183d194874d7eb5f9beabf25719e0acd2928ab55515b994d4497fa106.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1796

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/1796-114-0x0000000000000000-mapping.dmp

Download
memory/1796-115-0x00000000755E0000-0x000000007560D000-memory.dmp

Filesize
180KB

Download
memory/1796-117-0x0000000002A00000-0x0000000002A06000-memory.dmp

Filesize
24KB

Download