e24aa999faa034001c195741f3db77d40ac40552de8705f849a63bc9319ac963

Analysis

max time kernel
92s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/04/2024, 21:45

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General

Target

2024-04-10_d089019d2a13d1c09168c07abc31d67d_ryuk.exe
Size

2.8MB
MD5

d089019d2a13d1c09168c07abc31d67d
SHA1

da42e7e5fee7e0937e17723a4b6f80130d82e9f4
SHA256

e24aa999faa034001c195741f3db77d40ac40552de8705f849a63bc9319ac963
SHA512

39273047b64a806dedc7e297a867a2dc008e25516250b1aa7597c010e37079fd80e67f77e2d03931b7d25353772dcf5e4d9f27e4b27304c6349d16f0c0ecd1fe
SSDEEP

49152:suxMNXEkkvcL86O+ZWK98Z2F43QjvSGOcMq6jfsLO:p03pZbF4rcMq6sC

Score

6^/10

discovery

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\System32\alg.exe	2024-04-10_d089019d2a13d1c09168c07abc31d67d_ryuk.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	2620	2024-04-10_d089019d2a13d1c09168c07abc31d67d_ryuk.exe

C:\Users\Admin\AppData\Local\Temp\2024-04-10_d089019d2a13d1c09168c07abc31d67d_ryuk.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-10_d089019d2a13d1c09168c07abc31d67d_ryuk.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2620-0-0x0000000000510000-0x0000000000570000-memory.dmp

Filesize
384KB

Download
memory/2620-2-0x0000000140000000-0x00000001402E9000-memory.dmp

Filesize
2.9MB

Download
memory/2620-7-0x0000000000510000-0x0000000000570000-memory.dmp

Filesize
384KB

Download
memory/2620-10-0x0000000000510000-0x0000000000570000-memory.dmp

Filesize
384KB

Download
memory/2620-12-0x0000000140000000-0x00000001402E9000-memory.dmp

Filesize
2.9MB

Download