c40bf750a4328f293788021dadd6b9fa7b07ef25d38e43b9b8eb3e78415f1abd

Analysis

max time kernel
138s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 03:33

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General

Target

57deb4176e91b2a0927190fd22f68548.exe
Size

1.2MB
MD5

57deb4176e91b2a0927190fd22f68548
SHA1

dd4c01934375e5174ef87a4b29b97ac743a5a813
SHA256

c40bf750a4328f293788021dadd6b9fa7b07ef25d38e43b9b8eb3e78415f1abd
SHA512

53c8866e2470ffbb9366c1916e00025c810e272fcbf5cdbd8a8cda714195ee897a97efec4408b8fd565a270a8cdbbfb7690fbc6bead3a5d9d5256e4dc4ba8e9d
SSDEEP

24576:avhREjnPN8114bQgxRc1739/6glo2YTrnWJVRpJtcx+Oudu7scJ7NcWuGA/PDqx9:0HEjnPN8114bQgxRuh/JYTSJVH8+T5A5

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	57deb4176e91b2a0927190fd22f68548.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	57deb4176e91b2a0927190fd22f68548.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD363BEC-7150-B887-530D-5F3E2E0424EA}	57deb4176e91b2a0927190fd22f68548.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD363BEC-7150-B887-530D-5F3E2E0424EA}\ = "ACM Compressed Audio Stream"	57deb4176e91b2a0927190fd22f68548.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD363BEC-7150-B887-530D-5F3E2E0424EA}\InprocServer32	57deb4176e91b2a0927190fd22f68548.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD363BEC-7150-B887-530D-5F3E2E0424EA}\InprocServer32\ = "C:\\Windows\\SysWOW64\\avifil32.dll"	57deb4176e91b2a0927190fd22f68548.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CD363BEC-7150-B887-530D-5F3E2E0424EA}\InprocServer32\ThreadingModel = "Both"	57deb4176e91b2a0927190fd22f68548.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	816	57deb4176e91b2a0927190fd22f68548.exe
Token: SeIncBasePriorityPrivilege	816	57deb4176e91b2a0927190fd22f68548.exe

C:\Users\Admin\AppData\Local\Temp\57deb4176e91b2a0927190fd22f68548.exe
"C:\Users\Admin\AppData\Local\Temp\57deb4176e91b2a0927190fd22f68548.exe"
1⤵
- Checks BIOS information in registry
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
PID:816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/816-0-0x0000000000400000-0x0000000000612000-memory.dmp

Filesize
2.1MB

Download
memory/816-2-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download
memory/816-8-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download
memory/816-10-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download
memory/816-11-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download
memory/816-13-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download
memory/816-14-0x0000000000400000-0x0000000000612000-memory.dmp

Filesize
2.1MB

Download
memory/816-15-0x0000000000400000-0x0000000000612000-memory.dmp

Filesize
2.1MB

Download
memory/816-16-0x0000000002400000-0x00000000024EA000-memory.dmp

Filesize
936KB

Download