a9b434b8acdad1d2cf583c8e0c4e1218ee1d7eb46a7925cafab9edd01b62dddf

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-01-2025 13:50

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General

Target

idle_master_extended_v1.5/IdleMaster.exe
Size

1.8MB
MD5

b2ea62fe861c412083bf6698409b9cfd
SHA1

9187ed38aec00f0ac3293a0c0705f88b1f656d66
SHA256

39e35d356449abcfa18b20855dc6e65b37905b3c737e913ba8b0abbad4a8ff2a
SHA512

08bc26db1c2db8f5861d9b3baaa52455812634398c184bebc5c176d11c6efae46e6a4139254544cbfaf10f1bf0ba1ae2204973fd64807c5299ec77353eb93477
SSDEEP

12288:40Ba0Y0AMI7jU17mOx2H+URupUliqYKs84+wPNSljyCCEe:RBE0OjCne+OupUl5Rs85yCCEe

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IdleMaster.exe

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	IdleMaster.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main	IdleMaster.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	IdleMaster.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\IdleMaster.exe = "10001"	IdleMaster.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	IdleMaster.exe

C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\IdleMaster.exe
"C:\Users\Admin\AppData\Local\Temp\idle_master_extended_v1.5\IdleMaster.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
PID:2552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabE005.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarE017.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2552-0-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2552-1-0x0000000001160000-0x0000000001338000-memory.dmp

Filesize
1.8MB

Download
memory/2552-2-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-3-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-4-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-41-0x0000000008BC0000-0x0000000008C0A000-memory.dmp

Filesize
296KB

Download
memory/2552-42-0x000000007412E000-0x000000007412F000-memory.dmp

Filesize
4KB

Download
memory/2552-43-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-44-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download
memory/2552-45-0x0000000074120000-0x000000007480E000-memory.dmp

Filesize
6.9MB

Download