Analysis
-
max time kernel
137s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 10:10
Static task
static1
Behavioral task
behavioral1
Sample
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe
Resource
win10v2004-20220812-en
General
-
Target
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe
-
Size
603KB
-
MD5
7f493d48cd7724dbeeac1a197be9bbf8
-
SHA1
27b4ed8673317155d7bcdd370924d5cf0f70a536
-
SHA256
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e
-
SHA512
2ca48c1b24fb418b1683a219065446e6bf0b1f0b7cd36045ccb780ae802cf40c1c6fbd5f23602a2ea64718e2e04b47641808de9b3fd23190afb9ea0365553d5e
-
SSDEEP
12288:+Iny5DYT9VIZz+YNpZ3t/xtl/SbYjOh2ha9luHezhIL:gUT9VNkbt/xtl/SbYjvai+zhIL
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
Processes:
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exedescription ioc process File created C:\Windows\system32\drivers\nethfdrv.sys d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe -
Executes dropped EXE 5 IoCs
Processes:
installd.exenethtsrv.exenetupdsrv.exenethtsrv.exenetupdsrv.exepid process 4328 installd.exe 3944 nethtsrv.exe 4820 netupdsrv.exe 3020 nethtsrv.exe 3720 netupdsrv.exe -
Loads dropped DLL 14 IoCs
Processes:
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exeinstalld.exenethtsrv.exenethtsrv.exepid process 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4328 installd.exe 3944 nethtsrv.exe 3944 nethtsrv.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 3020 nethtsrv.exe 3020 nethtsrv.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops file in System32 directory 5 IoCs
Processes:
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exedescription ioc process File created C:\Windows\SysWOW64\hfnapi.dll d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Windows\SysWOW64\hfpapi.dll d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Windows\SysWOW64\installd.exe d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Windows\SysWOW64\nethtsrv.exe d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Windows\SysWOW64\netupdsrv.exe d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe -
Drops file in Program Files directory 3 IoCs
Processes:
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exedescription ioc process File created C:\Program Files (x86)\Common Files\Config\data.xml d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Program Files (x86)\Common Files\Config\ver.xml d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe File created C:\Program Files (x86)\Common Files\config\uninstinethnfd.exe d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Modifies data under HKEY_USERS 1 IoCs
Processes:
nethtsrv.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections nethtsrv.exe -
Runs net.exe
-
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
pid process 664 -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
nethtsrv.exedescription pid process Token: SeDebugPrivilege 3020 nethtsrv.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exenet.exenet.exenet.exenet.exedescription pid process target process PID 4648 wrote to memory of 4752 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4752 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4752 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4752 wrote to memory of 2092 4752 net.exe net1.exe PID 4752 wrote to memory of 2092 4752 net.exe net1.exe PID 4752 wrote to memory of 2092 4752 net.exe net1.exe PID 4648 wrote to memory of 4764 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4764 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4764 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4764 wrote to memory of 64 4764 net.exe net1.exe PID 4764 wrote to memory of 64 4764 net.exe net1.exe PID 4764 wrote to memory of 64 4764 net.exe net1.exe PID 4648 wrote to memory of 4328 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe installd.exe PID 4648 wrote to memory of 4328 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe installd.exe PID 4648 wrote to memory of 4328 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe installd.exe PID 4648 wrote to memory of 3944 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe nethtsrv.exe PID 4648 wrote to memory of 3944 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe nethtsrv.exe PID 4648 wrote to memory of 3944 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe nethtsrv.exe PID 4648 wrote to memory of 4820 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe netupdsrv.exe PID 4648 wrote to memory of 4820 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe netupdsrv.exe PID 4648 wrote to memory of 4820 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe netupdsrv.exe PID 4648 wrote to memory of 4252 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4252 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 4252 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4252 wrote to memory of 2040 4252 net.exe net1.exe PID 4252 wrote to memory of 2040 4252 net.exe net1.exe PID 4252 wrote to memory of 2040 4252 net.exe net1.exe PID 4648 wrote to memory of 3288 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 3288 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 4648 wrote to memory of 3288 4648 d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe net.exe PID 3288 wrote to memory of 3284 3288 net.exe net1.exe PID 3288 wrote to memory of 3284 3288 net.exe net1.exe PID 3288 wrote to memory of 3284 3288 net.exe net1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe"C:\Users\Admin\AppData\Local\Temp\d900aa11f70ae208d41ca4e30222135767eab7b1f70a51de5ba463456da5224e.exe"1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Windows\SysWOW64\net.exenet stop nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:4752 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop nethttpservice3⤵PID:2092
-
C:\Windows\SysWOW64\net.exenet stop serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:4764 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop serviceupdater3⤵PID:64
-
C:\Windows\SysWOW64\installd.exe"C:\Windows\system32\installd.exe" nethfdrv2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4328 -
C:\Windows\SysWOW64\nethtsrv.exe"C:\Windows\system32\nethtsrv.exe" -nfdi2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:3944 -
C:\Windows\SysWOW64\netupdsrv.exe"C:\Windows\system32\netupdsrv.exe" -nfdi2⤵
- Executes dropped EXE
PID:4820 -
C:\Windows\SysWOW64\net.exenet start nethttpservice2⤵
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start nethttpservice3⤵PID:2040
-
C:\Windows\SysWOW64\net.exenet start serviceupdater2⤵
- Suspicious use of WriteProcessMemory
PID:3288 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start serviceupdater3⤵PID:3284
-
C:\Windows\SysWOW64\nethtsrv.exeC:\Windows\SysWOW64\nethtsrv.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:3020
-
C:\Windows\SysWOW64\netupdsrv.exeC:\Windows\SysWOW64\netupdsrv.exe1⤵
- Executes dropped EXE
PID:3720
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
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Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
-
Filesize
106KB
MD5a69e231ba4e2dee2bf7c26a028a28a79
SHA15a334724b380e2086cd90e86d4abb3db727ea185
SHA25647767fc2b79144711658337be7dc72e010cef355547e762f3aa1143a3fcc148a
SHA512e3b2bb29e09a32a25b6761c57f7b6dc3734e8b61b354372c839f1952d7b715b0b87a524bf25d57b560498520efa0572b6b2d9c505108b9fa2faf52b66320fc51
-
Filesize
106KB
MD5a69e231ba4e2dee2bf7c26a028a28a79
SHA15a334724b380e2086cd90e86d4abb3db727ea185
SHA25647767fc2b79144711658337be7dc72e010cef355547e762f3aa1143a3fcc148a
SHA512e3b2bb29e09a32a25b6761c57f7b6dc3734e8b61b354372c839f1952d7b715b0b87a524bf25d57b560498520efa0572b6b2d9c505108b9fa2faf52b66320fc51
-
Filesize
106KB
MD5a69e231ba4e2dee2bf7c26a028a28a79
SHA15a334724b380e2086cd90e86d4abb3db727ea185
SHA25647767fc2b79144711658337be7dc72e010cef355547e762f3aa1143a3fcc148a
SHA512e3b2bb29e09a32a25b6761c57f7b6dc3734e8b61b354372c839f1952d7b715b0b87a524bf25d57b560498520efa0572b6b2d9c505108b9fa2faf52b66320fc51
-
Filesize
106KB
MD5a69e231ba4e2dee2bf7c26a028a28a79
SHA15a334724b380e2086cd90e86d4abb3db727ea185
SHA25647767fc2b79144711658337be7dc72e010cef355547e762f3aa1143a3fcc148a
SHA512e3b2bb29e09a32a25b6761c57f7b6dc3734e8b61b354372c839f1952d7b715b0b87a524bf25d57b560498520efa0572b6b2d9c505108b9fa2faf52b66320fc51
-
Filesize
241KB
MD58077ed12186120b4853e748898cb4959
SHA1888cf778d2504064eb3125422e99637ca3df58c0
SHA2564a3326fd8613e54455324e8dd4a17563d22a5011dcf18fd12a23b6cc6fe8f4f9
SHA512079116d52b2c74e3fcba477e3be2ddad681da607f10e09a69ee93a2c423b743ada6e9f37ea68134b0f5edb425d6ff364f924fdf4ce01945985b3c7f0f60f8010
-
Filesize
241KB
MD58077ed12186120b4853e748898cb4959
SHA1888cf778d2504064eb3125422e99637ca3df58c0
SHA2564a3326fd8613e54455324e8dd4a17563d22a5011dcf18fd12a23b6cc6fe8f4f9
SHA512079116d52b2c74e3fcba477e3be2ddad681da607f10e09a69ee93a2c423b743ada6e9f37ea68134b0f5edb425d6ff364f924fdf4ce01945985b3c7f0f60f8010
-
Filesize
241KB
MD58077ed12186120b4853e748898cb4959
SHA1888cf778d2504064eb3125422e99637ca3df58c0
SHA2564a3326fd8613e54455324e8dd4a17563d22a5011dcf18fd12a23b6cc6fe8f4f9
SHA512079116d52b2c74e3fcba477e3be2ddad681da607f10e09a69ee93a2c423b743ada6e9f37ea68134b0f5edb425d6ff364f924fdf4ce01945985b3c7f0f60f8010
-
Filesize
108KB
MD5b4986713942b06e6e038be4a29a6f134
SHA16801158fdfa68836589d4cfb256605ea03679377
SHA256b31ef7216c6b67915d524b0b164b012a0ccdf76439c8109812d98d08200cf963
SHA5128ae9174815a81a91763f1e75200dbcff025da8d36ba1720ded9205a3baa1d0f5ecf9feff39155bc95fa02b7ed9761f4b5a240f66d67a1aae12e9dfb96f793d87
-
Filesize
108KB
MD5b4986713942b06e6e038be4a29a6f134
SHA16801158fdfa68836589d4cfb256605ea03679377
SHA256b31ef7216c6b67915d524b0b164b012a0ccdf76439c8109812d98d08200cf963
SHA5128ae9174815a81a91763f1e75200dbcff025da8d36ba1720ded9205a3baa1d0f5ecf9feff39155bc95fa02b7ed9761f4b5a240f66d67a1aae12e9dfb96f793d87
-
Filesize
176KB
MD57286ff4fa2044634015eeadb9b636c37
SHA1c6d35b429fba555f7c3b6f1a73412703549af230
SHA256edd0d51742a97ded848fb2f5077a2fd40b648b8fe4a43167df9a3b831e23f892
SHA5125fec71c0ed74dcaabfe6405e71517648d9372af2b7e91305db7ed890bab38810bd35395ee4621f7d560599f45901d2487e34c764e1a5a69fccae7767df8f68b5
-
Filesize
176KB
MD57286ff4fa2044634015eeadb9b636c37
SHA1c6d35b429fba555f7c3b6f1a73412703549af230
SHA256edd0d51742a97ded848fb2f5077a2fd40b648b8fe4a43167df9a3b831e23f892
SHA5125fec71c0ed74dcaabfe6405e71517648d9372af2b7e91305db7ed890bab38810bd35395ee4621f7d560599f45901d2487e34c764e1a5a69fccae7767df8f68b5
-
Filesize
176KB
MD57286ff4fa2044634015eeadb9b636c37
SHA1c6d35b429fba555f7c3b6f1a73412703549af230
SHA256edd0d51742a97ded848fb2f5077a2fd40b648b8fe4a43167df9a3b831e23f892
SHA5125fec71c0ed74dcaabfe6405e71517648d9372af2b7e91305db7ed890bab38810bd35395ee4621f7d560599f45901d2487e34c764e1a5a69fccae7767df8f68b5
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Filesize
158KB
MD53345ca6aefb857d18c396a7269ca1796
SHA187716a0026df97a52d9af27ec24278f4495bf2e2
SHA256053b14bb004f1905aa956ab18b58c0b3190e4e835343d55658f548bc14dc274f
SHA512bf095a11857165e68deb3f030604d9ceb9685ff21ff78db734554ec39926fa087f9256893cd7b33bb129e01cb4b44f5fd572b8c02ebd1f72a81d0ad87ab43440
-
Filesize
158KB
MD53345ca6aefb857d18c396a7269ca1796
SHA187716a0026df97a52d9af27ec24278f4495bf2e2
SHA256053b14bb004f1905aa956ab18b58c0b3190e4e835343d55658f548bc14dc274f
SHA512bf095a11857165e68deb3f030604d9ceb9685ff21ff78db734554ec39926fa087f9256893cd7b33bb129e01cb4b44f5fd572b8c02ebd1f72a81d0ad87ab43440
-
Filesize
158KB
MD53345ca6aefb857d18c396a7269ca1796
SHA187716a0026df97a52d9af27ec24278f4495bf2e2
SHA256053b14bb004f1905aa956ab18b58c0b3190e4e835343d55658f548bc14dc274f
SHA512bf095a11857165e68deb3f030604d9ceb9685ff21ff78db734554ec39926fa087f9256893cd7b33bb129e01cb4b44f5fd572b8c02ebd1f72a81d0ad87ab43440