5f4236dfed835a4ef26452847b2c6138e089ed246abb42712d19c8dd6257464d

Analysis

max time kernel
149s
max time network
91s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20260513-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
submitted
01/07/2026, 12:55

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General

Target
Coolorus v2.7.1/Coolorus/assets/checkmark_dark.svg
Size 884B
Sample260701-p54vpsex2m
SHA256 5f4236dfed835a4ef26452847b2c6138e089ed246abb42712d19c8dd6257464d
MD5 d994ec53723a9c12b8ec19b90489c5ee
SHA1 2457e43800316f5b3618f1be98fd9d1fe5140138
SHA512 ade0e4d6b7ad0c4b63c0d769988008d96c16f35b5e2e86be59e577c502bc5097a183a6d399888c133925258b332747b2e0f0b5f06c53c288edceddf1b24383f7
TLSH
T1301112C9C5949B28447B4770FB3956C6793301E2A1C21289B34B2C12DF7E27B040A3FC
MD5 SHA1 SHA512 TLSH

Score

3^/10

adware discovery spyware

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	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 24 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "489072469"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{47A34831-754C-11F1-95D0-6AB86A243A78} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000db91fbf598bf324cadb0f426702b93f40000000002000000000010660000000100002000000022b6f2153b265418ea8aa62ab7885247a1cf5c5dd50a1bddb460f14b0da12f0f000000000e8000000002000020000000774e21d8b136acab66265dd89c80a31727e6937629a37523854d9da21508954520000000f430cc542e73245e3465ded05b16904f80bdd1988927c1e6ef580a13f22837e5400000003af219815202303fe4955b2b4c828378914923aa90baa192802ddf01b4687fea23957fa75bc9c38d931d1e9087030da94526e1b56b7438ed658b421bd28e4e03	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a00d1c1d5909dd01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000db91fbf598bf324cadb0f426702b93f400000000020000000000106600000001000020000000b5ad75d0197211536a48a09360a588ddd314b5c4691fc03b462690010d8966f3000000000e8000000002000020000000d21ef6ae11c07bdb232b530bec87c57d6b97bf794c3ec64137ccba1011b5a9cf20000000ac99bd3632b8face9f710a9ffc4e08d8e6a35c4c439a82761b4e3c1de677831740000000a6147fa4dbe71c53d2d92d0a4c6f2be133f1bf6942be74e61fab9674dcf2afc2691cc6cd6569442018e7985cba107eb99b0de728246e332ed41155f37d640baf	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90c8201d5909dd01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3054922120-1500138384-519748408-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3200	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3200	iexplore.exe
3200	iexplore.exe
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE
4796	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 4796	3200	iexplore.exe	83

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" "C:\Users\Admin\AppData\Local\Temp\Coolorus v2.7.1\Coolorus\assets\checkmark_dark.svg"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3200
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3200 CREDAT:17410 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4796

Network

MITRE ATT&CK Enterprise v16

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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