a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a

Analysis

max time kernel
106s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
19/10/2022, 22:01

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General

Target
a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a.exe
Size 1.4MB
Sample221019-1xndjaade2
SHA256 a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a
MD5 910c93c66a6fa082676a03480c68f9ee
SHA1 62c3f3f6346f27a2ce1c779806ea4fdefc0ef362
SHA512 1a4388b43c9a0da609bdd3b6b7620d61f7596eb2cbc33fcd5c10cf2ee86262353a7975c37e59009e2e8f3bedf8c3e2218321bdf07988ca6a2f46ca18a83a3638
SSDEEP 24576:2BHWNFq+HKrWpOr7OYnanOm5DChDFwhvJsH6FWb43A8T:62DqNaVVFChDFwhBD3A8T
MD5 SHA1 SHA512 SSDEEP

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2846615146"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2858802669"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30991407"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D51E979A-5022-11ED-A0EE-E6C35CACCF0B} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30991407"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2846615146"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30991407"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "372999581"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
228	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
228	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
228	iexplore.exe
228	iexplore.exe
3832	IEXPLORE.EXE
3832	IEXPLORE.EXE
3832	IEXPLORE.EXE
3832	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1496 wrote to memory of 228	1496	a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a.exe	85
PID 1496 wrote to memory of 228	1496	a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a.exe	85
PID 228 wrote to memory of 3832	228	iexplore.exe	86
PID 228 wrote to memory of 3832	228	iexplore.exe	86
PID 228 wrote to memory of 3832	228	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a.exe
"C:\Users\Admin\AppData\Local\Temp\a666e147fb4745c8c9ad9d82a54dad9308284a693b9416b9867f63f53a5f4e8a.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1496
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:228
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:228 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:3832

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Size 471B
SHA256 e2e542a3681c428c021d38e608dffa43da666f6f3c53f623c21dc184639b222b
MD5 d3ff0edeee7d1ea5754d8a290ae01189
SHA1 253ee24a4776d30bac0aedd7ea213adea6acb6f9
SHA512 ab14449059ae31856026e8d8cb0ec0b4158da0fd19f2a73940a159574a9084ce6a09ac05fb80ef3ab11cd9b1395dce021872215baced48f9e8a0bf7311000db7
MD5 SHA1 SHA512

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7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Size 434B
SHA256 5350f190331d762185cda17809e37ebdb9409b5aedf4b7586f527b5c2fe888c7
MD5 880009b0cf316958209388e3506cf5bf
SHA1 ddca9ee2d5f58c4a02efd7e2e3711848c273232f
SHA512 dfb80872fd5ac248d9cd349ea9842f9df73ac481552ca22b8fa1b84bc8314c928f1306b03e3fb39e751ce5f39b67e7510563f68bc44530275aa45547cbd15283
MD5 SHA1 SHA512

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memory/1496-132-0x0000000000830000-0x0000000000990000-memory.dmp

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memory/1496-133-0x0000000005430000-0x00000000054CC000-memory.dmp

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memory/1496-134-0x0000000005A80000-0x0000000006024000-memory.dmp

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memory/1496-135-0x00000000054D0000-0x0000000005562000-memory.dmp

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memory/1496-136-0x0000000005400000-0x000000000540A000-memory.dmp

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memory/1496-137-0x0000000005700000-0x0000000005756000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads