Analysis
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max time kernel
43s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 19:39
Static task
static1
Behavioral task
behavioral1
Sample
c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe
Resource
win7-20220812-en
General
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Target
c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe
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Size
931KB
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MD5
87b551d9bcda315b13a6c0190544bd2b
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SHA1
babdae1ad4dfb63e1e8b40a3e744a3b77f43bba5
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SHA256
c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e
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SHA512
22819fa9ccdd2fe06a8f14075c6f0bdd0db24d79b4c1ed93990f332a4a4a5eaec723928d6c6e3177c4f9f557658bd4cd03cf4a8c9d8019053189733030615bf0
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SSDEEP
24576:h1OYdaOVCZ/iWCvu/2sWsJA/jlt+DHhso:h1OszCpYO/dJJDHhso
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
olbfe4sloIEBiLV.exepid process 1496 olbfe4sloIEBiLV.exe -
Loads dropped DLL 1 IoCs
Processes:
c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exepid process 1788 c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension 3 IoCs
Processes:
olbfe4sloIEBiLV.exedescription ioc process File created C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddionfkfcmdcebbknmfaneefmhnkldij\2.0\manifest.json olbfe4sloIEBiLV.exe File created C:\Users\Administrator\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddionfkfcmdcebbknmfaneefmhnkldij\2.0\manifest.json olbfe4sloIEBiLV.exe File created C:\Users\Guest\AppData\Local\Google\Chrome\User Data\Default\Extensions\ddionfkfcmdcebbknmfaneefmhnkldij\2.0\manifest.json olbfe4sloIEBiLV.exe -
Drops file in System32 directory 4 IoCs
Processes:
olbfe4sloIEBiLV.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI olbfe4sloIEBiLV.exe File opened for modification C:\Windows\System32\GroupPolicy olbfe4sloIEBiLV.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini olbfe4sloIEBiLV.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol olbfe4sloIEBiLV.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
olbfe4sloIEBiLV.exepid process 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe 1496 olbfe4sloIEBiLV.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
olbfe4sloIEBiLV.exedescription pid process Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe Token: SeDebugPrivilege 1496 olbfe4sloIEBiLV.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exedescription pid process target process PID 1788 wrote to memory of 1496 1788 c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe olbfe4sloIEBiLV.exe PID 1788 wrote to memory of 1496 1788 c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe olbfe4sloIEBiLV.exe PID 1788 wrote to memory of 1496 1788 c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe olbfe4sloIEBiLV.exe PID 1788 wrote to memory of 1496 1788 c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe olbfe4sloIEBiLV.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe"C:\Users\Admin\AppData\Local\Temp\c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exe.\olbfe4sloIEBiLV.exe2⤵
- Executes dropped EXE
- Drops Chrome extension
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\JndUj.jsFilesize
6KB
MD55454f4c81b0f2dcf4328e5a755b2d7b6
SHA1cd1c2080d4814df007c9f0be62cd5f24d95bf001
SHA256dc557cf7f940972c966c756bf4b864aa2eaa3d5c8ed7524882ba6a6cc4f955ac
SHA512756ce1f257da0211afb5870fc6817f31cf3fb2ae21a7c04b014edb7110014cde0091ee952f0d6a90e6e6e0381a380a0f7e9db4f0d9b18790e0e2688e8305d22a
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\background.htmlFilesize
142B
MD5aa3e5a4860e25e704dad5cb0f00e9a20
SHA1797136230505606cf1401d08977178722bef5ee1
SHA256ff40424a6cd5baecca1b12655eac61fa06e7df78d17fae21ef199c47052b3e5f
SHA5127e5435948ec82dae7c93124f0e6fa59998e3e08836727401c61392e6fa33342d9dd1d323b22d705dcec4dc262130710b87cc57f11bb6242233a17ee54a274b18
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\content.jsFilesize
144B
MD5fca19198fd8af21016a8b1dec7980002
SHA1fd01a47d14004e17a625efe66cc46a06c786cf40
SHA256332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a
SHA51260f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\lsdb.jsFilesize
531B
MD536d98318ab2b3b2585a30984db328afb
SHA1f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5
SHA256ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7
SHA5126f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\manifest.jsonFilesize
498B
MD5640199ea4621e34510de919f6a54436f
SHA1dc65dbfad02bd2688030bd56ca1cab85917a9937
SHA256e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af
SHA512d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.datFilesize
1KB
MD50f858917e0ca2f068f88b1bcf57ab00f
SHA1b45977dbbd36260b76e47873281bec2c621cac2d
SHA2561a93d1afcee985353470adb72716db521037e4f95b57323d66cb79b8cdaf5941
SHA512fd2739da20f199f0600ae03a2a2d1ea9486e7204f717d9a469a039fbb5f17d715d3a3ce48578731beb03f2eee51394374ce8d53be5c9e3a937739ee0907d5f0f
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\bootstrap.jsFilesize
2KB
MD5df13f711e20e9c80171846d4f2f7ae06
SHA156d29cda58427efe0e21d3880d39eb1b0ef60bee
SHA2566c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4
SHA5126c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\chrome.manifestFilesize
35B
MD5ab9163bf81a510629b5661b724597599
SHA19e3a29c5c2c59e4c5f2b8bcbcce2fb73c9a22692
SHA2561ff0619acf2e9cb0fd762e3c741636a1734541345ad033213e0d7c53f3d1b19f
SHA5124fa96675e4b7bbec2016ae3b45672828633757a0ed98dd8577e6a3d4003acfbf9606b260d1813f4ce49b6d5fad875b7e9864d74586f9504df6968f34ab9361f2
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\content\bg.jsFilesize
8KB
MD5bc720b22453bca1b1b8bae2915b2845c
SHA1c0c9089c4b7e1f9e80d656f226fb05fbfbdcb7d1
SHA256aeaea727d0d98cba3885c54d4334ad915d5574d1f5d876153599fed14b7513f5
SHA5129006532ac575b345c6db5d2780b01f1dbbdb0bb6c6d42a73581aaadb9c644be34ef67fdce1c146df83dd1eab235b394bf8e85bb39dbf0f522d98ea0852db390a
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C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\install.rdfFilesize
598B
MD508bfe6e1bf869daea4caa7acbca475c0
SHA16c1243d199c9ef3f6b54a03b14118cdd5b821511
SHA256219bce4ec2ee686403491412fb634c6ae1a3e703e7979e6d29c3d258b6af830f
SHA5123b90bbec77d39624e348dd2375dc8b3f0707b1e65b6dee9ff6efc937d54f42748f762c5f041e238008685af54b07675177369d04daac82d30fa4831088140b9d
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\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exeFilesize
772KB
MD55ed7019dcd0008dbcd8e54017b8c7dd9
SHA17e4457da2ff06c2170bad636c9eb7c1bb436fd06
SHA2567f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7
SHA51210cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db
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memory/1496-56-0x0000000000000000-mapping.dmp
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memory/1788-54-0x00000000761F1000-0x00000000761F3000-memory.dmpFilesize
8KB