818b414189c41b42c3dc4d389031714733bd28400fe0eba59020233ce80132f4

Analysis

max time kernel
122s
max time network
131s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
26/12/2023, 06:36

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General

Target

5a045bedbd213af060f9acb47528a372.exe
Size

76KB
MD5

5a045bedbd213af060f9acb47528a372
SHA1

51a8d94415d2e5402f423708a4232d8e2cdf1779
SHA256

818b414189c41b42c3dc4d389031714733bd28400fe0eba59020233ce80132f4
SHA512

b3d9b70114164ee5f77a917593570200f72e393e5d8f6d7925c15a8d7a33167b76c54f6e0d9de4c1b6a453fea1411e1e73644ae355fd249d49d4c6d40db2136d
SSDEEP

1536:sngmKWFSCzpgZnknDk3DdTlvGsO5BHDB/zrkkejzNXyN+ZX0:VC0Gp4knD8xZyjpzwke/NXyNGE

Score

7^/10

persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/848-0-0x0000000000400000-0x0000000000448000-memory.dmp	upx
behavioral1/memory/848-3-0x0000000000400000-0x0000000000448000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Windows\CurrentVersion\Run\wmplayer = "C:\\MessengerPlus\\mplayer2.exe"	5a045bedbd213af060f9acb47528a372.exe

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 39 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\Toolbar\WebBrowser	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\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D9C354B1-AC34-11EE-9201-42DF7B237CB2} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	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\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	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 (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 705cf7b54140da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Download\CheckExeSignatures = "no"	5a045bedbd213af060f9acb47528a372.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\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	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 (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\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Download	5a045bedbd213af060f9acb47528a372.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410667241"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Toolbar	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\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	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\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d80bef292bee784c8e3c940d61fdfeb8000000000200000000001066000000010000200000009e5c5e20241f3d2d4cf3b6c470da1cb3538cb78661ff73c2184e4ef2376d4e17000000000e8000000002000020000000dcc9b54d2a60ce1a0546db66c7597133536cab6fcb4e42d3c8592af920881aab20000000b3c065214b256e3fcdff1656b569ba06efa5a95761c54d2ae6c095df99a7adde40000000354d7c228e4daf83809013bbda9009a23162ca030ee8dcd4c8a58cddbb7d927438e130ddeec2d6274b0d9d8950da33d386c7b3ea4b518dc8bd41db693f1929f2	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
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	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\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	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
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\SearchScopes	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3427588347-1492276948-3422228430-1000\Software\Microsoft\Internet Explorer\Download\RunInvalidSignatures = "00000001"	5a045bedbd213af060f9acb47528a372.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe
848	5a045bedbd213af060f9acb47528a372.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2728	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
848	5a045bedbd213af060f9acb47528a372.exe
2728	iexplore.exe
2728	iexplore.exe
2832	IEXPLORE.EXE
2832	IEXPLORE.EXE
2832	IEXPLORE.EXE
2832	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2728	848	5a045bedbd213af060f9acb47528a372.exe	28
PID 848 wrote to memory of 2728	848	5a045bedbd213af060f9acb47528a372.exe	28
PID 848 wrote to memory of 2728	848	5a045bedbd213af060f9acb47528a372.exe	28
PID 848 wrote to memory of 2728	848	5a045bedbd213af060f9acb47528a372.exe	28
PID 2728 wrote to memory of 2832	2728	iexplore.exe	30
PID 2728 wrote to memory of 2832	2728	iexplore.exe	30
PID 2728 wrote to memory of 2832	2728	iexplore.exe	30
PID 2728 wrote to memory of 2832	2728	iexplore.exe	30

C:\Users\Admin\AppData\Local\Temp\5a045bedbd213af060f9acb47528a372.exe
"C:\Users\Admin\AppData\Local\Temp\5a045bedbd213af060f9acb47528a372.exe"
1⤵
- Adds Run key to start application
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:848
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.youtube.com/watch?v=FvCdqOQZQuk
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2728
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2728 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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
d57cdb3a65f46a8c89d9dd230442575d

SHA1
b843d5238e15173455eac3a7da27920e7f2c4e82

SHA256
a3ddc49702f8368ca4456426b9450e4a2052cb91ae8743c30b14632dc1a44141

SHA512
6acb2e595b0ae7e4508f3d8f6a11b9f6e2e89edc916b09287acfbd6ecbfa29fd4714840e762e06fab275fd41d622e7f1e365ddb242aade1db78abd4940708b10

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

Filesize
344B

MD5
f8b831f1ce48dedef90fc6b0b3ba48bf

SHA1
cddfd1e5f098b1326a1f10925bb6c98aa7bb7031

SHA256
0786e9b6b20f61bb090530a0db71a55de98a0746eef6692760899e9f090800a3

SHA512
ba20e5f0a4a5f1796db210d1fb41f2eb21ac789a75f3087af9ab7f7f1ac3b230da61ba877d0e7bd2d3545f634ba5055b4984298ee88b4fa2cdb7cb014c473e61

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

Filesize
344B

MD5
d07362994961a5e66f34936abf2e137f

SHA1
62feac77d6b353896eac001d2a480de7ffdd7c32

SHA256
ad2ec99e0be521e85e918b10c0d51d6027a0b666f208a6d6b770943b463f1543

SHA512
22e836525e66e8fe33504422dd690ba4fde15ed026fb61eca3d51964b3b674a9f937ac275ab9c6bffae44900a75c240c527988f81bd8163a670d495e7beb22d7

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

Filesize
344B

MD5
2a8cc85fef1c615947c8703e008350d1

SHA1
ff4339e131e8b6f5cdd78dcce09ef6839d54ea53

SHA256
706da541a77ea6e44163966a6fcddfa1c041e959265bf32a5847a27d9d3bad50

SHA512
f2038efa3818d05ea9fa8f15047ad47b89400a3051cff51899b0f098c8243b77f16ace36efe1e50c8a20198ca60fed3edbc6c81977761d68467ff641cdc4da06

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

Filesize
344B

MD5
eac225b6306a46b4f580a341a890f37c

SHA1
dc484f3f1c7dcb308012f11f1e187cb68aee2b64

SHA256
2ba44ca18cc1a072650a49ab3e263e25532d6aa7be3a89d848e2e9abc6ee6fbd

SHA512
dca401ef898da7acdcabd7334ffd18c49dfd09f54c3ce49670c8ed49b6884e1fb71fd98471368f6998a4674c9a20eb2157e836be286259660d5b1641e6a98f39

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

Filesize
344B

MD5
8540c51f7abf925e2d67ccf8a2bf2daf

SHA1
b925e29dd755e8d90315d9290abe5abe8de3e161

SHA256
9c845d8af9ed5414a2dbc1cc98359beded43e70a90de419f6310b72ac6642b37

SHA512
f6938090a11d15d20b8b28818f31d9b9bb12fec2d4a62601ab7034373a3f68659811dcb25e44b26996918926edf4d73ecfd8e14417738fe0930d3a39b4e42a81

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

Filesize
344B

MD5
85dce422e37ab7d8a108514ebac2cbd6

SHA1
3269d677d41357c65ae278ea386496c83cb2dd1d

SHA256
c52f4550ebc4a17d65a5aa83551b9f02d72300db8131a114887b0f3df1996f00

SHA512
0dc9a1f50b4db3e2e8525a7f2802c1a3f59c77e385d858fa0b1080044d05fee1c0ebec708615b270c4a33d174d05b58a73be4af5777c3bd9b7d9dbc06dd9389d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\0ptx2pp\imagestore.dat

Filesize
1KB

MD5
32e739b3f4025742939ea7976b7d1ed5

SHA1
df57b514a7cb9eb1b7f17deb1942dd702b068676

SHA256
9473deda27694c9cfd9064dc99d874e3343bf806ebb9d1dfe1801f5b7ff2d473

SHA512
08ef28d1fefc5837fdb22219fe70eb16d86aaaef3ce154f585e23cb59aa3140c9d2cd2a980e33c7d9e214df15b71d1a00a54909c28745a1720e8a79dc94e0943

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\53STNJLW\favicon[2].ico

Filesize
1KB

MD5
f2a495d85735b9a0ac65deb19c129985

SHA1
f2e22853e5da3e1017d5e1e319eeefe4f622e8c8

SHA256
8bb1d0fa43a17436d59dd546f6f74c76dc44735def7522c22d8031166db8911d

SHA512
6ca6a89de3fa98ca1efcf0b19b8a80420e023f38ed00f4496dc0f821cea23d24fb0992cee58c6d089f093fdefca42b60bb3a0a0b16c97b9862d75b269ae8463b

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabB1A4.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB36B.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/848-0-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/848-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download