Analysis
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max time kernel
118s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
13/10/2023, 18:36
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.NEASNEASf324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711exeexeexe_JC.dll
Resource
win7-20230831-en
General
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Target
NEAS.NEASNEASf324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711exeexeexe_JC.dll
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Size
328KB
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MD5
d7e6bc7d9983adc4dd2820d00756c7c0
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SHA1
15fa33e71a2c20f73bc4595546b1494ec2e561b0
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SHA256
f324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711
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SHA512
42d534bd586e8ffec3ec170409667becec6206f97701497527ca1c8a35a6b251f6d9b24304d08b3460761abff6394446af11bed19c35a24affe9b165c50e7001
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SSDEEP
6144:fN/F41OWGRkFtwxW6spj/JbUaeboh6EReEUHFmU8D7KTXhdic:f5FCOWGRayW6sAowXFmU8D7KTRw
Malware Config
Extracted
icedid
361893872
Signatures
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Blocklisted process makes network request 2 IoCs
flow pid Process 10 2544 rundll32.exe 11 2544 rundll32.exe -
Loads dropped DLL 4 IoCs
pid Process 2544 rundll32.exe 2544 rundll32.exe 2544 rundll32.exe 2544 rundll32.exe -
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\CLSID\{F699FD4F-582E-0504-D361-4CA8EBBF4E36} rundll32.exe Set value (data) \REGISTRY\USER\S-1-5-21-607259312-1573743425-2763420908-1000_CLASSES\CLSID\{F699FD4F-582E-0504-D361-4CA8EBBF4E36}\ = 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 rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1956 regsvr32.exe 1956 regsvr32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1956 wrote to memory of 2660 1956 regsvr32.exe 28 PID 1956 wrote to memory of 2660 1956 regsvr32.exe 28 PID 1956 wrote to memory of 2660 1956 regsvr32.exe 28 PID 2660 wrote to memory of 2544 2660 cmd.exe 30 PID 2660 wrote to memory of 2544 2660 cmd.exe 30 PID 2660 wrote to memory of 2544 2660 cmd.exe 30 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\NEAS.NEASNEASf324bb47090d388fca1015260f66f67b708e8451292cd5679791792c90d5b711exeexeexe_JC.dll1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\irbaecbd2\xuitapacei2.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\irbaecbd2\xuitapacei2.dll,#13⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Modifies registry class
PID:2544
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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
MD5ed664bc7d9a648290bb1574efba5328a
SHA1efc6703ac3f86f9bc08c63c82e12a881f843295f
SHA256d7f810fbf20e89b6dc594f15461a68e6f3c5edd4b1adeb92f08f9bc574a08f29
SHA512b55c85b527ea7ebfb08f34cb8d1b1507140e20e80a9b026a84553dae0cf82a0bcbb78c4cf6d0b9b6b546b7a93519af3f89b34395f7caaf27ebcc1ae29be3e3ad
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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
583KB
MD50245e02cbb6ffe2716c2aeb7fb8006d0
SHA159dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA2565d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
SHA5120c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
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Filesize
583KB
MD50245e02cbb6ffe2716c2aeb7fb8006d0
SHA159dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA2565d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
SHA5120c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
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Filesize
583KB
MD50245e02cbb6ffe2716c2aeb7fb8006d0
SHA159dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA2565d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
SHA5120c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
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Filesize
583KB
MD50245e02cbb6ffe2716c2aeb7fb8006d0
SHA159dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA2565d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
SHA5120c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82
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Filesize
583KB
MD50245e02cbb6ffe2716c2aeb7fb8006d0
SHA159dd3d2477211eb4fcd72b542812a2036fa0e1e8
SHA2565d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
SHA5120c2e863512f2d83429e681cbcdb31bf9c6f0a69611f6d8923198d51d1e49750f4bf441c8ce256fb44a9cb39a6855e70fcbc644739926570214400bd06a683d82