fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b

Analysis

max time kernel
166s
max time network
184s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 12:37

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General

Target

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
Size

710KB
MD5

f400251c9fd360c75820e313196cc373
SHA1

3d870d8c73a702be84fbdf63df93346bf0f1fd55
SHA256

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b
SHA512

f14f9e4b001801149d708bb9e9f68fcedbf68f838f8415c760a7a1636240e6547018071c4285a0c81fa1583018bd1346418356c3cb8dfb5616c7f373d1e37d09
SSDEEP

12288:vopfsNd0jbsZ+Uou1jejoUViYMnyz73cxOXLy+u5RLrCeIMCdwOUOH0jn:Q1sNd0jg+jcjejdKWjb85RXCejRO+

Score

9^/10

discovery evasion persistence

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Enumerates VirtualBox registry keys 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VBoxGuest	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\3gMYWSKU = "\"C:\\Users\\Admin\\AppData\\Roaming\\3gMYWSKU.exe\" opt"	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

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

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

pid	process
668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

Suspicious behavior: RenamesItself 1 IoCs

Processes:

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

pid process

668 fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

description	pid	process
Token: SeDebugPrivilege	668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
Token: SeCreateGlobalPrivilege	668	fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe

C:\Users\Admin\AppData\Local\Temp\fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe
"C:\Users\Admin\AppData\Local\Temp\fcb4175575f6e9ebd53a29c1dad6caf47775bbf4215091be755d9b6a2c5d156b.exe"
1⤵
- Enumerates VirtualBox registry keys
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:668

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Software Discovery

T1518

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/668-132-0x0000000000590000-0x00000000005A5000-memory.dmp

Filesize
84KB

Download
memory/668-133-0x0000000000400000-0x0000000000519000-memory.dmp

Filesize
1.1MB

Download