Analysis
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max time kernel
76s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
02/07/2023, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230621-en
General
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Target
file.exe
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Size
1.1MB
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MD5
fbfea617467d03515ac2a6baedce87c1
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SHA1
830c28207bf689f02d728b3b2643700cc8fb4c3b
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SHA256
e88259872bb2df0913c156511df3eba707e0a39f520fecd3316654c26cd05334
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SHA512
5da3bd14d8abb0716d1235b726a7e73df8abdffe77c8b428b70a7685cbddf2de65e5b9301fe479b57f39690c0240f2e7c4e09567ce8f677d4a9cf031227308af
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SSDEEP
24576:JfOy2xV+GXtP1PWpZu7tZTeL9dctfnNUWCMW6:JGR+0p3R8RWvT
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 1260 is-42ALL.tmp 4028 RejSpacer72.exe -
Loads dropped DLL 1 IoCs
pid Process 1260 is-42ALL.tmp -
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 64 IoCs
description ioc Process File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-2L0B1.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-8636F.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-ERPKE.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-4OL30.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-IOPVR.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-QN2TF.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-JHMEH.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-BPQS5.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-37CF1.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-JMQF4.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-KU035.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\is-SKKUL.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-P953H.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-IDF6A.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-JE9H6.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-0IU02.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-T7SIP.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-GJSUS.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-AKU4R.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\is-H21JP.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-P4U96.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-KDJJ4.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-DVRGC.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-DUGMP.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-O06I3.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-SKEU1.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-C883C.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-F282T.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-18O1L.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-DFJ0M.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-CPMB0.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-VTGSQ.tmp is-42ALL.tmp File opened for modification C:\Program Files (x86)\RejSpacer72\unins000.dat is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\is-VHACM.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-E7P3O.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\unins000.dat is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-Q3U77.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-G93TI.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-84FPR.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-6C97D.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-78NLP.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-FU06T.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-U2C0H.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-NOV4V.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-3S42S.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-SOAH9.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-QMKVH.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-M8JNB.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-J251L.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-3H52Q.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-VFMGA.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-1RL2C.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-Q9SO7.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-9ADL0.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-99307.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-GNC80.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-1GTTK.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-E6NAH.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\is-OBG6U.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-NMSDQ.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Config\is-O63LM.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-29IMT.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-0U9AE.tmp is-42ALL.tmp File created C:\Program Files (x86)\RejSpacer72\Skins\Blue\is-6H62Q.tmp is-42ALL.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 12 IoCs
description pid Process procid_target PID 4864 wrote to memory of 1260 4864 file.exe 84 PID 4864 wrote to memory of 1260 4864 file.exe 84 PID 4864 wrote to memory of 1260 4864 file.exe 84 PID 1260 wrote to memory of 2860 1260 is-42ALL.tmp 85 PID 1260 wrote to memory of 2860 1260 is-42ALL.tmp 85 PID 1260 wrote to memory of 2860 1260 is-42ALL.tmp 85 PID 1260 wrote to memory of 4028 1260 is-42ALL.tmp 87 PID 1260 wrote to memory of 4028 1260 is-42ALL.tmp 87 PID 1260 wrote to memory of 4028 1260 is-42ALL.tmp 87 PID 2860 wrote to memory of 4184 2860 net.exe 88 PID 2860 wrote to memory of 4184 2860 net.exe 88 PID 2860 wrote to memory of 4184 2860 net.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4864 -
C:\Users\Admin\AppData\Local\Temp\is-VI77T.tmp\is-42ALL.tmp"C:\Users\Admin\AppData\Local\Temp\is-VI77T.tmp\is-42ALL.tmp" /SL4 $F016C "C:\Users\Admin\AppData\Local\Temp\file.exe" 929047 737282⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1260 -
C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 23⤵
- Suspicious use of WriteProcessMemory
PID:2860 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 24⤵PID:4184
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C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"C:\Program Files (x86)\RejSpacer72\RejSpacer72.exe"3⤵
- Executes dropped EXE
PID:4028
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1.1MB
MD56e22deac33931cc1db88823351f6129d
SHA18c8027a2adff930c4a3d31cc4a33703222d79a7a
SHA25649fa4406bbbe8a02abf7e818e4712b9cf450277259e6d9c3ee6572b9e8985a0b
SHA51298b7289144c54b457996a2080a082994e04eb6d5d287a623d25d4bb61c34c6a30684ff20cbd42e9b704207e1ee89810ad0a01d6a2452be313cdb2996b98b67e9
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Filesize
1.1MB
MD56e22deac33931cc1db88823351f6129d
SHA18c8027a2adff930c4a3d31cc4a33703222d79a7a
SHA25649fa4406bbbe8a02abf7e818e4712b9cf450277259e6d9c3ee6572b9e8985a0b
SHA51298b7289144c54b457996a2080a082994e04eb6d5d287a623d25d4bb61c34c6a30684ff20cbd42e9b704207e1ee89810ad0a01d6a2452be313cdb2996b98b67e9
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Filesize
4KB
MD5ce494d2d223aed950fea67f657d3fa3e
SHA197a19c02487c41e3a079cd6764afffeb5e838b26
SHA256c8fa111c5b9537e3b6cab9ba763e164e27fa469f2232b82a54b206a7d892b9e9
SHA512687bf3bd7de28dc45ea622672dc59d7e45d9ce83530a7db6462447ea247a9bde061738c454e09b48531aab9cce802c8491aa730e4da65e63daf31c65ffc39fe1
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
664KB
MD5ce35b2dad10a0e6d5e016772efb75ad2
SHA1ac38173e753c499655ba566493e3c3ff71878d92
SHA25631f933169e44b127e3f0a80077a088ed208c2504773a084bfca4de2f53b839c6
SHA512cdd97e8bbf568e9d6d6708bb427f3ce9d5433d320cd577e1e7bab1154c224efbb3960a24980ceec3e2bf471c72caf2309b13e7075c3216f6d43072d277a6642c
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Filesize
664KB
MD5ce35b2dad10a0e6d5e016772efb75ad2
SHA1ac38173e753c499655ba566493e3c3ff71878d92
SHA25631f933169e44b127e3f0a80077a088ed208c2504773a084bfca4de2f53b839c6
SHA512cdd97e8bbf568e9d6d6708bb427f3ce9d5433d320cd577e1e7bab1154c224efbb3960a24980ceec3e2bf471c72caf2309b13e7075c3216f6d43072d277a6642c