Analysis
- max time kernel
139s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20220310-en - submitted
21/03/2022, 14:02
Static task
static1
Behavioral task
behavioral1
Sample
af4f1d3258ba476b0ca39ba1b17b6a8c.exe
Resource
win7-20220311-en
0 signatures
0 seconds
General
- Target af4f1d3258ba476b0ca39ba1b17b6a8c.exe
- Size 407KB
- Sample220321-rb57sacgd8
- SHA256 8e88a317b2a066bbf484f480b1d982880d3749a0ab5d33bab5de59bcaec22b5b
- MD5 af4f1d3258ba476b0ca39ba1b17b6a8c
- SHA1 fa6af8a445dd960031cb9183e191b55d3c299843
- SHA512 ed4f1560ac57499d8bdaba2d0d2d48b26877e1567847d3ff39917c5e29731f448f6bfdfd6610a349a754e2dc7c6a00ebb3eb9f88511c37b9565007e778a04512
- MD5 SHA1 SHA512
Malware Config
Signatures
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- 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 Windows directory 62 IoCs
description ioc Process File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\BIT79F.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\BIT9DA3.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\BITC0A6.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\BIT1A6B.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\e1a85885fd4453165061351651289cce8f8590c4 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\BIT7778.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\BIT19ED.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\BITFE36.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\BITC28D.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\BIT1026.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\f3535a3b47819a04c6d5ee18905493be086e801e svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\a3f602ea4d534d006919a2613d91f9506b383314 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\612ad442b8740f4c57b8c84e6bf465ba4699118c svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\af66e12c1bb9d8519da21259d0fcd88c247cb4f1 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\o\egfDu3QHOC\BITC1F0.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\BITFA6C.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\BIT30C6.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\BIT77E6.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\BITAB90.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\Jda7di8befpfPWz3DrhkMwwJL9XbuL8\BITAFE8.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\BITF78.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\YZBnsYBVNBTl3Isrrjy7P0\BITB856.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\daNJ9YVgpN191GzoPynRDpTEDO9uUytOK6Ln7xcN8To= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\9+dL4Puh6FM8puPxsBEX86BMeGqpuC0b7gf2fD9DLLo= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\BIT9CE7.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\d9f2a302574bf135efc9dbd1a8083a336f7f52f0 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\YZBnsYBVNBTl3Isrrjy7P0\BITAC5C.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\BITB8E4.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\c3ca3df6b0660cc02fa0c60992eb1164c186b223 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\CsA9z1\SlUHUPO8bKnA\BIT6E5D.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\6\BITECB.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\BITF867.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\F2WKV54ysEMEW9U+EfiUeJcNcgfNL4pMC5NmE0a3mAg= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\o\egfDu3QHOC\Xbfe7KpvVnvJHxQ2cRDBmUlnoMnpDY= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\2cd32031792245e69c7777193005916861cbbe94 svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\o\egfDu3QHOC\BITC964.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\6\BIT11FC.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\Cmn5TH6S2lFFnfMN8MLr2EoNUIAGzQo2UUjHGMEC99A= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\BIT6F09.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\BIT769C.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\o\egfDu3QHOC\BITC009.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\pj5OoD7hJ+dBGy+3XOjLT8WsuYwervv\BIT617.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\pj5OoD7hJ+dBGy+3XOjLT8WsuYwervv\LZOCjtiHKk8= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\BIT8612.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\BITB0A5.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\7752a73587b3362d505a041fe7f69ecd\BIT77F7.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\26794b1631618c81e2caec277357b370\fbaaae7103d0f0a1303a40d280aa18bafcd08dcf svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\BIT126A.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\CsA9z1\SlUHUPO8bKnA\BITFC03.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\BIT25B8.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\6e15245aed25ee83b027521f9cf9ea812c9d016d svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d60cb501610b6a66743c55eade3ef996\CsA9z1\SlUHUPO8bKnA\5ondRmJ90JlkPETuN535TWk= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\9d6172fa1dc41a48846593219fc6519f\BIT250B.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\ca4af4339884f7018bf988ecac7702ff\BIT8594.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\Jda7di8befpfPWz3DrhkMwwJL9XbuL8\fDFnweOZvFE= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\6feeefdf55ac33c2cb46a25670952111\BITCA4F.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\BITFE7.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\17087e6e4710e63df4fcd8834f70bc99\pj5OoD7hJ+dBGy+3XOjLT8WsuYwervv\BIT2FDB.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\d1d4bb0c910695f4fcf53d8f91faafa7\Jda7di8befpfPWz3DrhkMwwJL9XbuL8\BITAAD3.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\YZBnsYBVNBTl3Isrrjy7P0\FTTOLXxEZk0li+ZNE2Uo= svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\2ef09e08315a593ec3af8ec57ab6a31e\BITAD47.tmp svchost.exe File opened for modification C:\Windows\SoftwareDistribution\Download\cb9f14b7916e97a31f1e53948ed1b67f\6\v9GXr9MSfUt92b0dEpOsHH2H0TwcnvKmtIW8g3ovM= svchost.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4628 4720 WerFault.exe 84 - Modifies data under HKEY_USERS 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections svchost.exe - Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 4720 af4f1d3258ba476b0ca39ba1b17b6a8c.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4720 af4f1d3258ba476b0ca39ba1b17b6a8c.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\af4f1d3258ba476b0ca39ba1b17b6a8c.exe"C:\Users\Admin\AppData\Local\Temp\af4f1d3258ba476b0ca39ba1b17b6a8c.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 13922⤵
- Program crash
PID:4628
-
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p -s BITS1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:3652
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4720 -ip 47201⤵PID:3672