Analysis
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max time kernel
152s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
11/11/2023, 11:59
Static task
static1
Behavioral task
behavioral1
Sample
b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe
Resource
win10v2004-20231020-en
General
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Target
b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe
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Size
4.0MB
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MD5
3d3d214fe7ae020c429dcbfd1282eb8e
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SHA1
44ac7804843667ad7c10cb52d7fa1227793a2c6f
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SHA256
b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35
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SHA512
8306ce585e1b5235c87b737a66ee3d8d9a9544859898b1edc30a9d3544bf9aad649582ef78802091b09ca89c0a604fb1f882509290e4bd78ecd716ec30474717
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SSDEEP
98304:kdHsdNZFu6xd3CZangMbxlif4HwNoVnH6vhkL+unlqnf7e:sHsdNZFu4Co0fEw6VnHoPnf7e
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2576 is-N7RCI.tmp 3492 ZxingPDF.exe 3016 ZxingPDF.exe -
Loads dropped DLL 1 IoCs
pid Process 2576 is-N7RCI.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 28 IoCs
description ioc Process File created C:\Program Files (x86)\ZxingPDF\Lang\is-JPCQ2.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-V259E.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-J6J51.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-9QTQ2.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-6261A.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-3PEL3.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Help\is-5RSIR.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-JF79N.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-H83LI.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-IDLM4.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\unins000.dat is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-974FV.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-9JS4C.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-7JN9Q.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-QP761.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-Q8CDH.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\is-GJHIC.tmp is-N7RCI.tmp File opened for modification C:\Program Files (x86)\ZxingPDF\unins000.dat is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Online\is-3T3EO.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\is-QT4JT.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-TEBRG.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-AV8I5.tmp is-N7RCI.tmp File opened for modification C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-5PU9F.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-6USI0.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Lang\is-L0LC6.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Online\is-29GLS.tmp is-N7RCI.tmp File created C:\Program Files (x86)\ZxingPDF\Plugins\is-8UH1S.tmp is-N7RCI.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3200 wrote to memory of 2576 3200 b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe 88 PID 3200 wrote to memory of 2576 3200 b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe 88 PID 3200 wrote to memory of 2576 3200 b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe 88 PID 2576 wrote to memory of 4048 2576 is-N7RCI.tmp 90 PID 2576 wrote to memory of 4048 2576 is-N7RCI.tmp 90 PID 2576 wrote to memory of 4048 2576 is-N7RCI.tmp 90 PID 2576 wrote to memory of 3492 2576 is-N7RCI.tmp 92 PID 2576 wrote to memory of 3492 2576 is-N7RCI.tmp 92 PID 2576 wrote to memory of 3492 2576 is-N7RCI.tmp 92 PID 2576 wrote to memory of 3016 2576 is-N7RCI.tmp 94 PID 2576 wrote to memory of 3016 2576 is-N7RCI.tmp 94 PID 2576 wrote to memory of 3016 2576 is-N7RCI.tmp 94
Processes
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C:\Users\Admin\AppData\Local\Temp\b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe"C:\Users\Admin\AppData\Local\Temp\b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3200 -
C:\Users\Admin\AppData\Local\Temp\is-GL66Q.tmp\is-N7RCI.tmp"C:\Users\Admin\AppData\Local\Temp\is-GL66Q.tmp\is-N7RCI.tmp" /SL4 $D0056 "C:\Users\Admin\AppData\Local\Temp\b312db0e33920f4e3a4ebfb7262bb17c33cb4451ce9238246df0923e101afe35.exe" 3885557 2421762⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2576 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:4048
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C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe"C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -i3⤵
- Executes dropped EXE
PID:3492
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C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe"C:\Program Files (x86)\ZxingPDF\ZxingPDF.exe" -s3⤵
- Executes dropped EXE
PID:3016
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2.0MB
MD5804f369f06b808caa1ad76798e957052
SHA115b925b2c163fabb2a799c040378a4df4f8fa94d
SHA256406340fa17faca2d481a91f9ec640ab63a46c2d7b947b05ceebf31c91ca0f483
SHA512cac4faa83d6072763efde4ada53d19d107c1034008cb82a57cb5c0dc7ba5c060249dc81deb6550bc04ec151a909822420ff1072bfbc05fdbc1b7dafd03ccea14
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa
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Filesize
643KB
MD5a991510c12f20ccf8a5231a32a7958c3
SHA1122724d1a4fdea39af3aa427e4941158d7e91dfa
SHA2560c3ab280e156e9ff6a325267bc5d721f71dcb12490a53a03a033d932272f9198
SHA5128f387a6189f6fa51f84004706589ed1706dfd08dfc38c1f8ce3ce010f37efac085fd241396ab69bc25c86174a4637492163bf3cb26f88639551dc9fa0c52eafa