Analysis
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max time kernel
45s -
max time network
51s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
01-10-2022 23:31
Static task
static1
Behavioral task
behavioral1
Sample
c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe
Resource
win10v2004-20220812-en
General
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Target
c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe
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Size
2.2MB
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MD5
681dd889c608acd34aec3d5c25ca2cc8
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SHA1
e5068c5e5959175c027002f6f2b0208d2de82687
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SHA256
c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401
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SHA512
fd1fc54e24d64b467d34244275529fd391e1fd28393c1863d3945aec7ac30aed410dae9d7121b1bbe78e207bd312780953f15127db3c17424c15ff38873cab1b
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SSDEEP
49152:6wdt1lFQn2Y3xTFgTH3WMycqfS7wL/M+n/M+S:jd3lFQn2Y3xTFgz3xycs/V/I
Malware Config
Signatures
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ISR Stealer
ISR Stealer is a modified version of Hackhound Stealer written in visual basic.
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ISR Stealer payload 4 IoCs
resource yara_rule behavioral1/memory/1420-315-0x0000000000401180-mapping.dmp family_isrstealer behavioral1/memory/1420-326-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/1420-335-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer behavioral1/memory/1420-343-0x0000000000400000-0x0000000000442000-memory.dmp family_isrstealer -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/436-337-0x000000000041C410-mapping.dmp MailPassView behavioral1/memory/436-342-0x0000000000400000-0x000000000041F000-memory.dmp MailPassView -
Nirsoft 2 IoCs
resource yara_rule behavioral1/memory/436-337-0x000000000041C410-mapping.dmp Nirsoft behavioral1/memory/436-342-0x0000000000400000-0x000000000041F000-memory.dmp Nirsoft -
resource yara_rule behavioral1/memory/1472-330-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/1472-331-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral1/memory/436-342-0x0000000000400000-0x000000000041F000-memory.dmp upx -
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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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1640 set thread context of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1420 set thread context of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 set thread context of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 0f00000001000000140000003e8e6487f8fd27d322a269a71edaac5d57811286090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b0601050507030853000000010000002600000030243022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c00b00000001000000180000004300b7004f00b7004d00b7004f00b7004400b7004f000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1640 wrote to memory of 1420 1640 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 28 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 1472 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 29 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32 PID 1420 wrote to memory of 436 1420 c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe"C:\Users\Admin\AppData\Local\Temp\c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Users\Admin\AppData\Local\Temp\c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Users\Admin\AppData\Local\Temp\c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe/scomma "C:\Users\Admin\AppData\Local\Temp\WzwWEfoOGm.ini"3⤵PID:1472
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C:\Users\Admin\AppData\Local\Temp\c36bc0ca3a90e6cd29de463ff9b54525c18930d1e5a38cfd0f3e366e574eb401.exe/scomma "C:\Users\Admin\AppData\Local\Temp\7LB683vQpO.ini"3⤵
- Accesses Microsoft Outlook accounts
PID:436
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5B
MD5d1ea279fb5559c020a1b4137dc4de237
SHA1db6f8988af46b56216a6f0daf95ab8c9bdb57400
SHA256fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba
SHA512720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3