e10b6cf51c1cdc0022ee28f400c756cf72fa0187105b8d42676cc68978c9ce9d

Analysis

max time kernel
142s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
30/12/2023, 08:31

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General

Target

137a1e64b5279885d7975fcaffd00d89.exe
Size

1.1MB
MD5

137a1e64b5279885d7975fcaffd00d89
SHA1

b856cd895d4cf9eaccc8d049d58de5f9f30e8666
SHA256

e10b6cf51c1cdc0022ee28f400c756cf72fa0187105b8d42676cc68978c9ce9d
SHA512

2b9de2d08abb38efa23d13169c9282d57d45124c6a8044cb8c7688279310e6acdfcd9b29d56e938d45e055034bac64aeb35ae22a50d509474b7fda8325166897
SSDEEP

24576:ezpuZd3xNFYkrqrZpbUbsH7zg76jBwQrIA95eJ:ezkZfRKpbUAbzg+jz8H

Score

7^/10

upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x00090000000120e1-2.dat	acprotect

Loads dropped DLL 1 IoCs

pid	Process
1204	137a1e64b5279885d7975fcaffd00d89.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x00090000000120e1-2.dat	upx
behavioral1/memory/1204-4-0x0000000010000000-0x000000001003C000-memory.dmp	upx
behavioral1/memory/1204-7-0x0000000010000000-0x000000001003C000-memory.dmp	upx
behavioral1/memory/1204-6-0x0000000010000000-0x000000001003C000-memory.dmp	upx
behavioral1/memory/1204-21-0x0000000010000000-0x000000001003C000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main	137a1e64b5279885d7975fcaffd00d89.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410173464"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{3A5C10F1-A7B7-11EE-BF8F-CE253106968E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 00771a29c43bda01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d80bef292bee784c8e3c940d61fdfeb8000000000200000000001066000000010000200000000e325b23c46665f9f899dbf9ef6ac4b8909e5e9d0dc243d6efd4aa56e30cc669000000000e8000000002000020000000edae412476bcfe0e5499cb2ecf21090243d20d10114b9c586cb0da9e12494ce620000000d40099cf33ec3713206cfd50e666ddc1f0bc27cbed481c0c0641839d8aa3f92f40000000d10aa1e28c5ccc90171d22b021fcc11310c4e7ddd70cc45389501dde8e4a923b82c350185d4e6896da83254adda576301880f518a4b28bc142a96adc58f540ca	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3032	iexplore.exe

Suspicious use of SetWindowsHookEx 11 IoCs

pid	Process
1204	137a1e64b5279885d7975fcaffd00d89.exe
1204	137a1e64b5279885d7975fcaffd00d89.exe
1204	137a1e64b5279885d7975fcaffd00d89.exe
1204	137a1e64b5279885d7975fcaffd00d89.exe
1204	137a1e64b5279885d7975fcaffd00d89.exe
3032	iexplore.exe
3032	iexplore.exe
3024	IEXPLORE.EXE
3024	IEXPLORE.EXE
3024	IEXPLORE.EXE
3024	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1204 wrote to memory of 3032	1204	137a1e64b5279885d7975fcaffd00d89.exe	29
PID 1204 wrote to memory of 3032	1204	137a1e64b5279885d7975fcaffd00d89.exe	29
PID 1204 wrote to memory of 3032	1204	137a1e64b5279885d7975fcaffd00d89.exe	29
PID 1204 wrote to memory of 3032	1204	137a1e64b5279885d7975fcaffd00d89.exe	29
PID 3032 wrote to memory of 3024	3032	iexplore.exe	30
PID 3032 wrote to memory of 3024	3032	iexplore.exe	30
PID 3032 wrote to memory of 3024	3032	iexplore.exe	30
PID 3032 wrote to memory of 3024	3032	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\137a1e64b5279885d7975fcaffd00d89.exe
"C:\Users\Admin\AppData\Local\Temp\137a1e64b5279885d7975fcaffd00d89.exe"
1⤵
- Loads dropped DLL
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://52wucha.taobao.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3032
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3032 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
e70f042f13169037692236cc5ad26d5e

SHA1
6beec2dbe9804db9176efac398be74ba02b4d415

SHA256
d39b3bfa904150bc770cab43b773aa6c77023b0ad586f5b1fbcdd3570a403bca

SHA512
1f7bc512a7ad69f3e3568cfddbb724612b345051d24b98fc5f72f17169e0847c2fdccdfff952eb9dab09299c5395b28d0f5f84212dd998f0984bb6ec7401289f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
baf46d5283a76c3a43cd0e83ac4d60cf

SHA1
b085503da9381eb7607d02590aa8c7b77cc6b534

SHA256
2cde4e33887095d646675dc9a0fa4a3d360ace939da4cba67111e0f306513dcf

SHA512
b2a566d0ea2f880cce4cdfcf0626f3a835e907730f8de1ad18543ec596ba683db084ecf154ce8259cbf87b1c493e63a1df2bc213451725bc237facca3cef403a

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
efe94c4b71c0eb6a9e05fa37fbc00e3d

SHA1
6038ba8b4301e79e6f2344e3dced60d0d00b1ffd

SHA256
4f98d1a91c2a5652a603483cd1c404d2e64bade8996ea6530ba5fe719e621268

SHA512
d7344d8ea8629bcccca02b497d622c3b9cb172e1bcc1d534fb468841a09540ea1977dc48f049d8a56fb5c72b8dd1569b75a2408e9ff05a32afa1c0f650d8feaf

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
337ea1dd874626bbf3c62c65b6159086

SHA1
b3f31f822549f112c45f65ba65439bd7df522bb5

SHA256
8d13aa3fae9ea5307fc03b9c4f5f1f5afc2abd4cff87af7d477910608e77b583

SHA512
16cb27389794d22020896c3040bb9600854e8007d558a8f447295a61b5b3d4bc762ecc0e14ba5cd2dbd7e64ed59d77aabc6008de71febf33b85467fd8a33af06

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
d2e9a07e113885258600dbfd709b014a

SHA1
6c19642a55aaa45aadd045fa495cf3df161b8431

SHA256
cb61c739a7c5e5b9628dd6e0bb8de85e80a47a0db45b56af3c6667db0ade2837

SHA512
86485be40cb1771b36bd73eb63cdbf2851ce80682229722fc90dba69c8a02a982b0a1095271d3e2cf89514cf84fe3f86e4b344922ff651b25f0c79c732035809

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
e534e62ab484261f9fa292ef82f89dc2

SHA1
372b60b6c4938e272cdd04c63708ff0bdf380be2

SHA256
002572a345743d90e1d779e7ab6f909d598fe739ef0b2bc2db65a75f80da6583

SHA512
6a7612d2d06659fb4a55e4dc1a473c62dc2c5e922e0df8b54467360eb23a4bee2bded30de42534cf8b2255c4c1a4eaf92b0041f3376d422f87a40ec0f239a94d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
80164f52ea09d3497685513b2362b663

SHA1
1df66b16af375c8baf3c5e0a0642e452b85728b7

SHA256
51ed8e9ede0affb24ae186fb2ec58cda1abed1fc959c7bfcdab2b6e3b8acd5e7

SHA512
9dbe1ae66ccee4200b1477b42f50f2f8bb458332f8dc7a5713c23835603ca364d162ce33fa622eb23db2e4af24d2fb1678cba1a34a91055b275978a6504dec24

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
5b769cd4b51da9bcf3969d58d2f69b81

SHA1
d47bb377123ddf191ba7d12a689c70c78e167fee

SHA256
fac4cb70c928037497b8bad130e003917a05fe4f2e87d513bd67a7625f0bbc6e

SHA512
772d1759444e84bb2202fd6f118f0a445c00fc43088d000e3456b2b19b501148dab423668317ef475340bd143051ececfd904464b70ca4bb6c7518db01a41e0e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
217b4c902079401523d21268f6d64c44

SHA1
516311151a0ab845088c5de53931c5d0230eb4b3

SHA256
a77f41862f035a6be75ecb4563616498fb4677ba86fb9cf3caf2f59857783b8a

SHA512
86f7c5d9ccac50caddeda6dc6da1c5c959f89dbc80417923116cb7466bae8cf5a0d936494e5d886dda9e552d702a2d7a5cf6132ec5cfa46ff5725f283abf768f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
be8a019d337b819186c9806b44033cc7

SHA1
04dfe375c0f50d60781ca355cb3fcaf7839e3ac6

SHA256
766747e100b2f3f768719dbb89e90bee3f05b3a1a850934d5fe833e458825dcf

SHA512
0f05b653a079a2b98f6546fa68d0b0b83c3b24dd30f63e8d990ca75464405559a11f354d48706499096c792ff339fbce95915ef51963a851b3cb56501ff7f1aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
f7f6f627a3eb462e8483ec27fee18211

SHA1
7859ca786b1251048da16cf8deb6dc4ac0663063

SHA256
3d342afd519ed4ef5bf5c58cfb807fd1c6cf0c880f45194f3c48c2fb6618fa01

SHA512
b7017a704958365d1583482ebf10662b8d789f89e41e8c87a100b45c62e3803fda9a7524ce0a6f27c86b9cfd8dbe248d8e770af056fe4982a26b95741909423a

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
4dc0bfa28c43fde21965772b1d5557d4

SHA1
e0137e0bd097b4ed516174d845342ed0979670b2

SHA256
319c92456a67c38de33a69888b528800a55c7a2f77ae1728c5b6d1e0563bc55c

SHA512
68fbb1d0f2e9ae0d5276c73d3c85c2826f47325d411ec7d4fd2c53b178ff485ef8dc27b6b48e4b2b65a2661a60aad846c2b705940a25e0c1683140f28f6d3622

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab69BE.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar6BE3.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

Filesize
87KB

MD5
91f544fe7f9703cad0e8eb2e1863e056

SHA1
c1de2693b678f7ca390f081fd633c86f3786ea79

SHA256
dbc2dc69d3edf8954f107511280bd0261772d1f16b4fa6320d95edeb57021ef0

SHA512
499c02c2d38b0b9ea76e65aa151baa3d805f024ce89116c630da730b3aca5bc18400c26b7b5b6934f072248a400078b9ca8493ba0b6826ef4469182d939b70c6

Download Submit
memory/1204-4-0x0000000010000000-0x000000001003C000-memory.dmp

Filesize
240KB

Download
memory/1204-7-0x0000000010000000-0x000000001003C000-memory.dmp

Filesize
240KB

Download
memory/1204-6-0x0000000010000000-0x000000001003C000-memory.dmp

Filesize
240KB

Download
memory/1204-21-0x0000000010000000-0x000000001003C000-memory.dmp

Filesize
240KB

Download