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Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
23/10/2023, 19:02
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe
-
Size
777KB
-
MD5
4abfaf19fd44f9b9ffc784aedfaefa60
-
SHA1
2bf3a7fb295863ef3771649685495f3515dab34c
-
SHA256
24d633b67de85c90c5612def6fae851b0592803024d4a101d247d52d2ac812ef
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SHA512
8f45cf155d7a9a19c127fc9adc1607cde639731fab6bd6675920d500c83b98d04633fe737ae6d1a26c5a40b83bc41a3ccc72b38696d510255613be3fe1496e2d
-
SSDEEP
12288:4aHc64R1888888888888W88888888888EK3Oe5hLdGoNn+74bx6rPIasN8pc68bW:f86KIKL0sGhszbevHUizQwzUAja6APyb
Malware Config
Signatures
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Downloads MZ/PE file
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Executes dropped EXE 2 IoCs
pid Process 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 2096 rkverify.exe -
Loads dropped DLL 5 IoCs
pid Process 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 2096 rkverify.exe 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\317A2AD07F2B335EF5A1C34E4B57E8B7D8F1FCA6\Blob = 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 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp -
Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
description flow ioc HTTP User-Agent header 6 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2096 rkverify.exe 2096 rkverify.exe 2096 rkverify.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 2096 rkverify.exe 2096 rkverify.exe 2096 rkverify.exe 2096 rkverify.exe 2096 rkverify.exe 2096 rkverify.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2544 wrote to memory of 2460 2544 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe 28 PID 2460 wrote to memory of 2096 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 29 PID 2460 wrote to memory of 2096 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 29 PID 2460 wrote to memory of 2096 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 29 PID 2460 wrote to memory of 2096 2460 NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp 29
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Users\Admin\AppData\Local\Temp\is-98UFO.tmp\NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp"C:\Users\Admin\AppData\Local\Temp\is-98UFO.tmp\NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.tmp" /SL5="$80154,261042,119808,C:\Users\Admin\AppData\Local\Temp\NEAS.4abfaf19fd44f9b9ffc784aedfaefa60_JC.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2460 -
C:\Users\Admin\AppData\Local\Temp\is-U2ER7.tmp\rkverify.exe"C:\Users\Admin\AppData\Local\Temp\is-U2ER7.tmp\rkverify.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2096
-
-
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C:\Windows\system32\wbem\unsecapp.exeC:\Windows\system32\wbem\unsecapp.exe -Embedding1⤵PID:2936
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD53ceddd328f3f0c6fba9c0fe1abe7aa92
SHA1a91ebd97f2a550bf58e6f3e30ea51e3baa5b8e27
SHA256806582ca009291a325e931007f541c11fc133b6efd0c9e8e7bb3d103afbddbac
SHA512413d025e5c8f7a4e1efe9ae77b2757659ec232337e837b0f6b524afa91fadfd0e0a1aaa462102b682c0676006af06541dfa64ca618dfcade74c8b5d1e2388061
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Filesize
299KB
MD5d40892a5ba953d7fd83cd529f87df0ac
SHA14f57a51dcc9f3312d7a02568981c8f1783391cc0
SHA256dca6255185e07a313263f1c6d04908647d6e49abb3596c4d1691d6632613799e
SHA5128483b81bf8ba84c35bb2d8b036fb1024b14eea17429bbd872b7e88fad7ad9ef65d6d583a3aafc060ae30b4e91a4a41a9caaeca0fa83a9e1065af791cb483a16c
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Filesize
61KB
MD5f3441b8572aae8801c04f3060b550443
SHA14ef0a35436125d6821831ef36c28ffaf196cda15
SHA2566720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
SHA5125ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
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Filesize
163KB
MD59441737383d21192400eca82fda910ec
SHA1725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA256bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
SHA5127608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
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Filesize
1.1MB
MD5d5d303dbabe599c5b4c9b96571d1b599
SHA1265641e6144297bfe761ca3b332349e0d0b7a5b5
SHA256e277bc4cc95eec3a3b1341270f62c12adcf2c6ed666f59f611219e4193d1fe44
SHA512de44eac295721c07c789a1c5862e1522a0c0a73d0a0e6d016de60672fab447e7eae5b7b5ad9ae2be2cadf1d9559cdadc6bd2367a195172305085ab1bc2c683be
-
Filesize
1.1MB
MD5d5d303dbabe599c5b4c9b96571d1b599
SHA1265641e6144297bfe761ca3b332349e0d0b7a5b5
SHA256e277bc4cc95eec3a3b1341270f62c12adcf2c6ed666f59f611219e4193d1fe44
SHA512de44eac295721c07c789a1c5862e1522a0c0a73d0a0e6d016de60672fab447e7eae5b7b5ad9ae2be2cadf1d9559cdadc6bd2367a195172305085ab1bc2c683be
-
Filesize
595KB
MD560db193bce83f05363c874fec9b310c5
SHA1e1ceb44b70f37f47d92a02c113b59414ba346d81
SHA25610fb5a7c13814e3d45fabfe448ea1fd7e3a12fbded649385310b005cfe8ab18f
SHA5126b87de59cd3e769c2a4eb8db24f1c3c5d7eea78abd014fa326da8b4d1b119d2d7a9796ccc8d38e51ec963d9f7e13bc46c34293cae411159c83849d78a7bc81a2
-
Filesize
595KB
MD560db193bce83f05363c874fec9b310c5
SHA1e1ceb44b70f37f47d92a02c113b59414ba346d81
SHA25610fb5a7c13814e3d45fabfe448ea1fd7e3a12fbded649385310b005cfe8ab18f
SHA5126b87de59cd3e769c2a4eb8db24f1c3c5d7eea78abd014fa326da8b4d1b119d2d7a9796ccc8d38e51ec963d9f7e13bc46c34293cae411159c83849d78a7bc81a2
-
Filesize
299KB
MD5d40892a5ba953d7fd83cd529f87df0ac
SHA14f57a51dcc9f3312d7a02568981c8f1783391cc0
SHA256dca6255185e07a313263f1c6d04908647d6e49abb3596c4d1691d6632613799e
SHA5128483b81bf8ba84c35bb2d8b036fb1024b14eea17429bbd872b7e88fad7ad9ef65d6d583a3aafc060ae30b4e91a4a41a9caaeca0fa83a9e1065af791cb483a16c
-
Filesize
299KB
MD5d40892a5ba953d7fd83cd529f87df0ac
SHA14f57a51dcc9f3312d7a02568981c8f1783391cc0
SHA256dca6255185e07a313263f1c6d04908647d6e49abb3596c4d1691d6632613799e
SHA5128483b81bf8ba84c35bb2d8b036fb1024b14eea17429bbd872b7e88fad7ad9ef65d6d583a3aafc060ae30b4e91a4a41a9caaeca0fa83a9e1065af791cb483a16c
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Filesize
1.1MB
MD5d5d303dbabe599c5b4c9b96571d1b599
SHA1265641e6144297bfe761ca3b332349e0d0b7a5b5
SHA256e277bc4cc95eec3a3b1341270f62c12adcf2c6ed666f59f611219e4193d1fe44
SHA512de44eac295721c07c789a1c5862e1522a0c0a73d0a0e6d016de60672fab447e7eae5b7b5ad9ae2be2cadf1d9559cdadc6bd2367a195172305085ab1bc2c683be
-
Filesize
200KB
MD5d82a429efd885ca0f324dd92afb6b7b8
SHA186bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea
SHA256b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3
SHA5125bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df
-
Filesize
595KB
MD560db193bce83f05363c874fec9b310c5
SHA1e1ceb44b70f37f47d92a02c113b59414ba346d81
SHA25610fb5a7c13814e3d45fabfe448ea1fd7e3a12fbded649385310b005cfe8ab18f
SHA5126b87de59cd3e769c2a4eb8db24f1c3c5d7eea78abd014fa326da8b4d1b119d2d7a9796ccc8d38e51ec963d9f7e13bc46c34293cae411159c83849d78a7bc81a2