Analysis
-
max time kernel
46s -
max time network
52s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 16:30
Static task
static1
Behavioral task
behavioral1
Sample
fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe
Resource
win7-20220901-en
General
-
Target
fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe
-
Size
2.5MB
-
MD5
55ec1390f9414a67bf1ed6a5b8aa4f17
-
SHA1
67683a13f286d32d30cb49be06ec2962fea8fd3c
-
SHA256
fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676
-
SHA512
3aec6bbc6c9636180a65ce380ea00139778aced45bd27bb4a54f63de42ac0a7d7997395f8c3a6819323378a03d0639c420554f3305938ab146dc16aa9b1a9288
-
SSDEEP
49152:h1OsxCpYO/dJJDHhs6oxRkNfehWfNs4VGufZ9JODSTz4bka:h1Ovly7kNfrNq4a
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
Processes:
tbUjwUF9osAhRYn.exepid process 1188 tbUjwUF9osAhRYn.exe -
Loads dropped DLL 4 IoCs
Processes:
fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exetbUjwUF9osAhRYn.exeregsvr32.exeregsvr32.exepid process 1416 fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe 1188 tbUjwUF9osAhRYn.exe 580 regsvr32.exe 568 regsvr32.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Drops Chrome extension 3 IoCs
Processes:
tbUjwUF9osAhRYn.exedescription ioc process File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\lblikgjbjheegcgfpoekmakhnnlkoiom\2.0\manifest.json tbUjwUF9osAhRYn.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\lblikgjbjheegcgfpoekmakhnnlkoiom\2.0\manifest.json tbUjwUF9osAhRYn.exe File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\lblikgjbjheegcgfpoekmakhnnlkoiom\2.0\manifest.json tbUjwUF9osAhRYn.exe -
Installs/modifies Browser Helper Object 2 TTPs 11 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
Processes:
tbUjwUF9osAhRYn.exeregsvr32.exedescription ioc process Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{18DF081C-E8AD-4283-A596-FA578C2EBDC3} tbUjwUF9osAhRYn.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} tbUjwUF9osAhRYn.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} tbUjwUF9osAhRYn.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\ tbUjwUF9osAhRYn.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{761497BB-D6F0-462C-B6EB-D4DAF1D92D43} regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects tbUjwUF9osAhRYn.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{72853161-30C5-4D22-B7F9-0BBC1D38A37E} regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{B4F3A835-0E21-4959-BA22-42B3008E02FF} regsvr32.exe Key deleted \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{DBC80044-A445-435B-BC74-9C25C1C588A9} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\ regsvr32.exe -
Drops file in System32 directory 4 IoCs
Processes:
tbUjwUF9osAhRYn.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy tbUjwUF9osAhRYn.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini tbUjwUF9osAhRYn.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol tbUjwUF9osAhRYn.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI tbUjwUF9osAhRYn.exe -
Drops file in Program Files directory 8 IoCs
Processes:
tbUjwUF9osAhRYn.exedescription ioc process File created C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.tlb tbUjwUF9osAhRYn.exe File opened for modification C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.tlb tbUjwUF9osAhRYn.exe File created C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.dat tbUjwUF9osAhRYn.exe File opened for modification C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.dat tbUjwUF9osAhRYn.exe File created C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.x64.dll tbUjwUF9osAhRYn.exe File opened for modification C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.x64.dll tbUjwUF9osAhRYn.exe File created C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.dll tbUjwUF9osAhRYn.exe File opened for modification C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.dll tbUjwUF9osAhRYn.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
tbUjwUF9osAhRYn.exepid process 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe 1188 tbUjwUF9osAhRYn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
tbUjwUF9osAhRYn.exedescription pid process Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe Token: SeDebugPrivilege 1188 tbUjwUF9osAhRYn.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exetbUjwUF9osAhRYn.exeregsvr32.exedescription pid process target process PID 1416 wrote to memory of 1188 1416 fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe tbUjwUF9osAhRYn.exe PID 1416 wrote to memory of 1188 1416 fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe tbUjwUF9osAhRYn.exe PID 1416 wrote to memory of 1188 1416 fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe tbUjwUF9osAhRYn.exe PID 1416 wrote to memory of 1188 1416 fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe tbUjwUF9osAhRYn.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 1188 wrote to memory of 580 1188 tbUjwUF9osAhRYn.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe PID 580 wrote to memory of 568 580 regsvr32.exe regsvr32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe"C:\Users\Admin\AppData\Local\Temp\fca1e2ddc3b763f8babe9a57e17cd7901cae3e8430d6bf557dcbd7bcc60e2676.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1416 -
C:\Users\Admin\AppData\Local\Temp\7zS658.tmp\tbUjwUF9osAhRYn.exe.\tbUjwUF9osAhRYn.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops Chrome extension
- Installs/modifies Browser Helper Object
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe /s "C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.x64.dll"3⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:580 -
C:\Windows\system32\regsvr32.exe/s "C:\Program Files (x86)\GoSave\ck0h79RqcfYJnk.x64.dll"4⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
PID:568
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
7KB
MD5fa3b91893d9468224beb752a882aa388
SHA14cc81aa59a6dede206463b90a7cf7dc88fc02867
SHA256336fa9f58cd6b65d78aa5dc94d38346f54331dd8a080745b30a8f5c4d1a88c60
SHA512e1bf0de4a64091f02c11196a772c769e3e9e9ba9c8a87bbf18159780ab49f071afceabf2b20747fbc47abbe5aaa290092cf923d96882c52ef20da869e8b05654
-
Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
-
C:\Users\Admin\AppData\Local\Temp\7zS658.tmp\[email protected]\bootstrap.js
Filesize2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
-
C:\Users\Admin\AppData\Local\Temp\7zS658.tmp\[email protected]\chrome.manifest
Filesize35B
MD5e8080896e18656a5d34c35aa5acda84a
SHA1d1d4b3d6d593f268fc40a897efb61b2e91c9d367
SHA25656e1cc0847df49e9116072391e95f52d713a5f1b94ee4ec73b7576150b79b650
SHA5127c0adf0bd81bdaa4ac7061dd1f4ac70ad17e4e37ff2865bf259239a260232a7051cf2e77032e9695ad60f186109dccb0e8ecf9558c17ae13eb6897f8d1f206c7
-
C:\Users\Admin\AppData\Local\Temp\7zS658.tmp\[email protected]\content\bg.js
Filesize9KB
MD55efd0be55db019114aa3f6e598495f18
SHA17405e3308753abee381836ee5a7735e56c2f7d38
SHA2563bcac5047122d93a91a74772a653ad065bf869875ef1775c5d3f70b210a40d00
SHA512f020cc5cc0a6a6b54702cd0a4c3576ae2175d5f83a64a83fd0fa12cdf85ec92d89fb3570a8c6d803eb66390f6da33ea570389f3ee4f2bfc535e9c09eab31155d
-
C:\Users\Admin\AppData\Local\Temp\7zS658.tmp\[email protected]\install.rdf
Filesize594B
MD5d94db7322db0629c6aa978226fdd7e23
SHA1df96c2adf7e5e2110e660aed4ad6f7b32d5097a7
SHA2563ecc066ba5387e0ef54deca871a300e277067c5176f8003f96cdd96a72697520
SHA512ac47c21e0514cc8dbfb66ab3f6de68261dbf5fc515ac3043c4a7507e4d24a0d781a75a04e48dc370b5bb6c21f3145651e64589c2fc19bb03f117b2f28cdea8c9
-
Filesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
-
Filesize
3KB
MD5e3ab22d8beac0180520ab5289a64419b
SHA11456ba2c78b293e5a80185fefdf05f5dbe424937
SHA2560d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416
SHA512c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf
-
Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
-
Filesize
139B
MD5a5b7f6b82169d6bc1153d01a13891d1d
SHA10ec074a639644d1e1c4229afcc17c5af67e0224a
SHA256293f4b3c9c1595b6e6ae6b7592e662abb169bff57317e71107dc02f84ac31e3c
SHA51207167cc05fc2dee029371c0d264c44a227db159608280b1fbdf4538f29d95bb6d798ef02e5d83a2f18e86a1d74517f34c67fdc89dc7c3d3a003a6420abe4cfda
-
Filesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
-
Filesize
6KB
MD5fbfe5032c2cc63eebcc3aeada4928e17
SHA153e87c238f54191add39396bf80edf752496302a
SHA256334670cc8699ac19b35ca01d2b034187dc6a5d44c53ee792fa78ceef969d5737
SHA5125d5412a8ef04a7429c28c44d367e2f77f25eded90188b77d73ea534fa6d2722b078fd4b650cbe7bc1af275a93c3eccaa3ce7707462d39af4c60cdd77b6747312
-
Filesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
-
Filesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
-
Filesize
7KB
MD5fa3b91893d9468224beb752a882aa388
SHA14cc81aa59a6dede206463b90a7cf7dc88fc02867
SHA256336fa9f58cd6b65d78aa5dc94d38346f54331dd8a080745b30a8f5c4d1a88c60
SHA512e1bf0de4a64091f02c11196a772c769e3e9e9ba9c8a87bbf18159780ab49f071afceabf2b20747fbc47abbe5aaa290092cf923d96882c52ef20da869e8b05654
-
Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
-
Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
-
Filesize
738KB
MD549961c7c9a7aef57f49adf50d1c810f6
SHA1fc2078aeff5d5abee27c9e8a500cb2d6ae755b05
SHA256c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846
SHA5128ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f
-
Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
-
Filesize
872KB
MD5337b97dbbcc7ad4d75fb5a90652e6de3
SHA150e50243af1819e62a7512d85e6dd67b8e1ed103
SHA256b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c
SHA512dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e
-
Filesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db