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Analysis
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max time kernel
150s -
max time network
134s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
01/11/2023, 13:42
Static task
static1
Behavioral task
behavioral1
Sample
22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe
Resource
win10-20231020-en
General
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Target
22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe
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Size
5.5MB
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MD5
95fca8d555f5f5c3f29c24ac41d01c3a
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SHA1
f6dee81641fef5f0b838d4bdbab83825a2d06486
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SHA256
22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65
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SHA512
63b02161e5e9b6a7d86a9edb4de9ccfe1e219cc118dd9643d93d7b2e9a0193b6867b9bf37798957ef9fbade973216d999be5f6a64d34e883f948ba7e5b9a416b
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SSDEEP
98304:BiChuIKTeLT0nEKEdZ6iCrYT2vmfWoQ//20Ihfq2lHuiyllEfbrpH:AG5lVv6iCfvn//BIhfxuixxH
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 4912 is-O9RIB.tmp 4928 IsoBuster.exe 232 IsoBuster.exe -
Loads dropped DLL 1 IoCs
pid Process 4912 is-O9RIB.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 51.159.66.125 -
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 file in Program Files directory 34 IoCs
description ioc Process File created C:\Program Files (x86)\Smart Projects\IsoBuster\is-E8IIO.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-4GJ1N.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-OQEKR.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\is-R23R1.tmp is-O9RIB.tmp File opened for modification C:\Program Files (x86)\Smart Projects\IsoBuster\unins000.dat is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-QHL67.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-50EU1.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-P11GV.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-BAQT7.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-5RLM0.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Online\is-2OUTO.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\unins000.dat is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-GVVHC.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-D6SJ3.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-S1RRV.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-F94MO.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-BQEJV.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-6C2P0.tmp is-O9RIB.tmp File opened for modification C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster.exe is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-EINHR.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-GNQGV.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-B4CSS.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Help\is-E3842.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-7CLV3.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-4N5G2.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-49VOJ.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-4FUHC.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-MPNHF.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Online\is-R8J9U.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-Q7833.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-UCLFG.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Lang\is-0GVPA.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-FTVOG.tmp is-O9RIB.tmp File created C:\Program Files (x86)\Smart Projects\IsoBuster\Plugins\is-LE7BS.tmp is-O9RIB.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Runs net.exe
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Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2920 wrote to memory of 4912 2920 22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe 71 PID 2920 wrote to memory of 4912 2920 22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe 71 PID 2920 wrote to memory of 4912 2920 22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe 71 PID 4912 wrote to memory of 4536 4912 is-O9RIB.tmp 72 PID 4912 wrote to memory of 4536 4912 is-O9RIB.tmp 72 PID 4912 wrote to memory of 4536 4912 is-O9RIB.tmp 72 PID 4912 wrote to memory of 4928 4912 is-O9RIB.tmp 74 PID 4912 wrote to memory of 4928 4912 is-O9RIB.tmp 74 PID 4912 wrote to memory of 4928 4912 is-O9RIB.tmp 74 PID 4536 wrote to memory of 2288 4536 net.exe 75 PID 4536 wrote to memory of 2288 4536 net.exe 75 PID 4536 wrote to memory of 2288 4536 net.exe 75 PID 4912 wrote to memory of 232 4912 is-O9RIB.tmp 76 PID 4912 wrote to memory of 232 4912 is-O9RIB.tmp 76 PID 4912 wrote to memory of 232 4912 is-O9RIB.tmp 76
Processes
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C:\Users\Admin\AppData\Local\Temp\22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe"C:\Users\Admin\AppData\Local\Temp\22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Users\Admin\AppData\Local\Temp\is-7MAM3.tmp\is-O9RIB.tmp"C:\Users\Admin\AppData\Local\Temp\is-7MAM3.tmp\is-O9RIB.tmp" /SL4 $50226 "C:\Users\Admin\AppData\Local\Temp\22ca82dd5a8193fcea1c2999746f80604495ad633f73d008f2063904de8dbd65.exe" 5417274 1541122⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:4912 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 13⤵
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 14⤵PID:2288
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster.exe" -i3⤵
- Executes dropped EXE
PID:4928
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C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster.exe"C:\Program Files (x86)\Smart Projects\IsoBuster\IsoBuster.exe" -s3⤵
- Executes dropped EXE
PID:232
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4.7MB
MD57b2d3bbcaaf99cf580a5675413cb9b47
SHA1f2e0571e241d86ee5ede67784fad451a2118374a
SHA256aadfab9cff90bd174ed36b96dae32c40084de256c3d5fc476a929b9abbabe904
SHA512f2a139179b4c14974048907474bb32c83367799c3419bcf82719f4f725a49fa0dac08b64834f10557bd8a6efb550a7942fbd1802c2a6129b463683615b87288f
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Filesize
4.7MB
MD57b2d3bbcaaf99cf580a5675413cb9b47
SHA1f2e0571e241d86ee5ede67784fad451a2118374a
SHA256aadfab9cff90bd174ed36b96dae32c40084de256c3d5fc476a929b9abbabe904
SHA512f2a139179b4c14974048907474bb32c83367799c3419bcf82719f4f725a49fa0dac08b64834f10557bd8a6efb550a7942fbd1802c2a6129b463683615b87288f
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Filesize
4.7MB
MD57b2d3bbcaaf99cf580a5675413cb9b47
SHA1f2e0571e241d86ee5ede67784fad451a2118374a
SHA256aadfab9cff90bd174ed36b96dae32c40084de256c3d5fc476a929b9abbabe904
SHA512f2a139179b4c14974048907474bb32c83367799c3419bcf82719f4f725a49fa0dac08b64834f10557bd8a6efb550a7942fbd1802c2a6129b463683615b87288f
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e
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Filesize
642KB
MD5e57693101a63b1f934f462bc7a2ef093
SHA12748ea8c66b980f14c9ce36c1c3061e690cf3ce7
SHA25671267ff94c9fc72cbffaeed3bc2f33cef1eeb1887c29c574d7f26595d1a6235f
SHA5123dcda686a85b19a9c7b4c96d132e90ed43c7df13ce9456beb2b88c278d8068cc3abcbfe25b1607c7b8281d276efb24809730f352927b326254f3208cbdf54a3e
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63