Resubmissions
20-04-2023 08:22
230420-j9pnpaae8s 1020-04-2023 08:22
230420-j9pcxsge73 1015-03-2023 12:40
230315-pwcd4afc4t 1015-03-2023 12:39
230315-pvsdxsdb55 1013-03-2023 14:43
230313-r3ya9aag67 1024-08-2021 03:35
210824-ycawpc5ms2 9Analysis
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max time kernel
46s -
max time network
145s -
platform
linux_amd64 -
resource
ubuntu1804-amd64-en-20211208 -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-en-20211208kernel:4.15.0-161-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
20-04-2023 08:22
Behavioral task
behavioral1
Sample
nyynvefzjerks
Resource
ubuntu1804-amd64-en-20211208
General
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Target
nyynvefzjerks
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Size
546KB
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MD5
2a91a3170a5fd4fb3e30f3d63b9120de
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SHA1
1a7a226833f43fdaee71cb6f84914f9a1e87de81
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SHA256
c9bd6d01eb7258fef88ec5c9276431c1db45f063b316f83943e45b6a40a76783
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SHA512
2d396f7fd0e661a2f15a1f0dc51341b89d9b28f6742a4bdfb7fe9115c5c7b44d9b8ac6e1c5e492f5971c2f9595f17c4154d979f7183df23d8f52ab0e24834d3f
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SSDEEP
12288:D3P1A0+Kvdnd4Asvhc27/ao+PzENGtkZg0/CedRlZRqR6ysen:Dfm0+KlZsJc27io2zYGtk20/LdF0+8
Malware Config
Signatures
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Writes file to system bin folder 1 TTPs 36 IoCs
Processes:
description ioc /bin/scaykmibv /bin/scaykmibv /bin/kagfmwm /bin/kagfmwm /bin/iwoqubootmlfp /bin/iwoqubootmlfp /bin/mvfnolurvwx /bin/mvfnolurvwx /bin/ldetccb /bin/ldetccb /bin/lzgtqrn /bin/lzgtqrn /bin/mmsyrckt /bin/mmsyrckt /bin/ttzjgk /bin/ttzjgk /bin/hnpvibi /bin/hnpvibi /bin/vwpaclcfmrqnx /bin/vwpaclcfmrqnx /bin/rbsyzlls /bin/rbsyzlls /bin/etodbbyakr /bin/etodbbyakr /bin/keycxrxxbfhetg /bin/keycxrxxbfhetg /bin/drzspaux /bin/drzspaux /bin/qeawsdf /bin/qeawsdf /bin/nwprimhorx /bin/nwprimhorx /bin/bpvyoxikl /bin/bpvyoxikl /bin/zvgosbwfmtxhrs /bin/zvgosbwfmtxhrs /bin/bbgqllr /bin/bbgqllr /bin/cejshkt /bin/cejshkt /bin/vgmqnywlcudzte /bin/vgmqnywlcudzte /bin/itvkks /bin/itvkks /bin/qdyazhuyyikc /bin/qdyazhuyyikc /bin/tgnjwrvw /bin/tgnjwrvw /bin/zijxnkd /bin/zijxnkd /bin/ynyspvumbjdojz /bin/ynyspvumbjdojz /bin/obixwfjhytipl /bin/obixwfjhytipl /bin/exbvzo /bin/exbvzo /bin/zbidqedwbft /bin/zbidqedwbft /bin/elqjxhc /bin/elqjxhc /bin/prrooc /bin/prrooc /bin/azcjqxfz /bin/azcjqxfz /bin/ucmmkcot /bin/ucmmkcot /bin/mbiiendilaa /bin/mbiiendilaa /bin/mhwrfwrmtrmdd /bin/mhwrfwrmtrmdd /bin/psjdrssg /bin/psjdrssg -
Modifies rc script 1 TTPs 5 IoCs
Adding/modifying system rc scripts is a common persistence mechanism.
Processes:
description ioc /etc/rc1.d/S90skrejzfevnyyn /etc/rc1.d/S90skrejzfevnyyn /etc/rc2.d/S90skrejzfevnyyn /etc/rc2.d/S90skrejzfevnyyn /etc/rc3.d/S90skrejzfevnyyn /etc/rc3.d/S90skrejzfevnyyn /etc/rc4.d/S90skrejzfevnyyn /etc/rc4.d/S90skrejzfevnyyn /etc/rc5.d/S90skrejzfevnyyn /etc/rc5.d/S90skrejzfevnyyn -
Writes file to shm directory 1 IoCs
Malware can drop malicious files in the shm directory which will run directly from RAM.
Processes:
description ioc /dev/shm/sem.934CSo /dev/shm/sem.934CSo
Processes
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/tmp/nyynvefzjerks/tmp/nyynvefzjerks1⤵PID:581
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/bin/mmsyrckt/bin/mmsyrckt -d 5821⤵PID:586
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/bin/qdyazhuyyikc/bin/qdyazhuyyikc -d 5821⤵PID:593
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/bin/prrooc/bin/prrooc -d 5821⤵PID:596
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/bin/azcjqxfz/bin/azcjqxfz -d 5821⤵PID:599
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/bin/mhwrfwrmtrmdd/bin/mhwrfwrmtrmdd -d 5821⤵PID:602
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/bin/tgnjwrvw/bin/tgnjwrvw -d 5821⤵PID:605
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/bin/zijxnkd/bin/zijxnkd -d 5821⤵PID:608
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/bin/rbsyzlls/bin/rbsyzlls -d 5821⤵PID:611
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/bin/zvgosbwfmtxhrs/bin/zvgosbwfmtxhrs -d 5821⤵PID:614
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/bin/bbgqllr/bin/bbgqllr -d 5821⤵PID:617
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/bin/etodbbyakr/bin/etodbbyakr -d 5821⤵PID:620
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/bin/ttzjgk/bin/ttzjgk -d 5821⤵PID:623
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/bin/nwprimhorx/bin/nwprimhorx -d 5821⤵PID:626
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/bin/cejshkt/bin/cejshkt -d 5821⤵PID:629
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/bin/keycxrxxbfhetg/bin/keycxrxxbfhetg -d 5821⤵PID:632
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/bin/vgmqnywlcudzte/bin/vgmqnywlcudzte -d 5821⤵PID:635
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/bin/kagfmwm/bin/kagfmwm -d 5821⤵PID:638
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/bin/ynyspvumbjdojz/bin/ynyspvumbjdojz -d 5821⤵PID:641
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/bin/mvfnolurvwx/bin/mvfnolurvwx -d 5821⤵PID:644
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/bin/iwoqubootmlfp/bin/iwoqubootmlfp -d 5821⤵PID:647
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/bin/bpvyoxikl/bin/bpvyoxikl -d 5821⤵PID:650
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/bin/hnpvibi/bin/hnpvibi -d 5821⤵PID:653
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/bin/scaykmibv/bin/scaykmibv -d 5821⤵PID:656
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/bin/itvkks/bin/itvkks -d 5821⤵PID:659
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/bin/psjdrssg/bin/psjdrssg -d 5821⤵PID:662
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/bin/obixwfjhytipl/bin/obixwfjhytipl -d 5821⤵PID:665
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/bin/ucmmkcot/bin/ucmmkcot -d 5821⤵PID:668
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/bin/exbvzo/bin/exbvzo -d 5821⤵PID:671
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/bin/ldetccb/bin/ldetccb -d 5821⤵PID:674
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/bin/lzgtqrn/bin/lzgtqrn -d 5821⤵PID:677
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/bin/zbidqedwbft/bin/zbidqedwbft -d 5821⤵PID:682
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/bin/vwpaclcfmrqnx/bin/vwpaclcfmrqnx -d 5821⤵PID:685
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/bin/drzspaux/bin/drzspaux -d 5821⤵PID:688
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/bin/mbiiendilaa/bin/mbiiendilaa -d 5821⤵PID:691
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/bin/elqjxhc/bin/elqjxhc -d 5821⤵PID:694
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/bin/qeawsdf/bin/qeawsdf -d 5821⤵PID:697
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/bin/fhqksiv/bin/fhqksiv -d 5821⤵PID:700