4e9f66a39a1bc402b084ccc9bece79b834c28f0035020ef38e503c3a58055680

Analysis

max time kernel
149s
max time network
89s
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_light.svg
Size 887B
Sample260701-p54vpsex2m
SHA256 4e9f66a39a1bc402b084ccc9bece79b834c28f0035020ef38e503c3a58055680
MD5 9626a652c9e199071dd0c1b35b4987f2
SHA1 54e431793d1a1cc277582dcb6cc5d1d5c62b1875
SHA512 7ce7de66934bdd3c1dd7a7e73dff6bf4aae5b35c3df4db6ec52d4c3629e99aa7b449a899881e163e6a291030def01bafa1ab79f35659cf25f58e3850bea24183
TLSH
T169111289C5989B28847B4770F73516C6793201E2A1C21289B34B2C13DF7E67B040A3FD
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-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{46613400-754C-11F1-A2D7-4A35A7B9770E} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f01b3da8af48d449a01995fdb5788827000000000200000000001066000000010000200000003ce413f7b45ecfc41576b415931590e64910512244c65f623ea5d2a2bb824f48000000000e80000000020000200000009490acec645c599789099ba6f77228828408e0e71d8faf739d057a26c70ce99d20000000108e7d62ff9a4b1c822be0b05c8a1a148aae20d4502259ae8ac4e38ba27b99f8400000001930378d9043a689efff12d3bfbcd673945782668ce2968cfd304e587891ecf6cae25804da571774a694aa781565a6c6736c051877fc5e0d9ec902955c0ab343	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "489072467"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b07d841b5909dd01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f01b3da8af48d449a01995fdb578882700000000020000000000106600000001000020000000723ef040a613b6495ae5df868ce4e3141dcf1deb50b36be2cdf5b75acc10541c000000000e800000000200002000000010e5a14f7193f63545f64ed44bd34b23b94be2d26c04ed78c31aad98f48a99b0200000008dc4cc23f79d148d78d0ef01f06bcae8944aeeed5cefa8178572f6c78bbcdc194000000032fe244c496b5c9bef8c1750486a1e56778b546a2d52d310c654a1c529342aa697c791a17e2852c5967b6a0e168496582b30351cf2ac2375c755b21aa235ad60	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b05f891b5909dd01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4146128427-3460078792-3629963422-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3488	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3488	iexplore.exe
3488	iexplore.exe
1404	IEXPLORE.EXE
1404	IEXPLORE.EXE
1404	IEXPLORE.EXE
1404	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 1404	3488	iexplore.exe	82

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_light.svg"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3488 CREDAT:17410 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1404

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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