Analysis
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max time kernel
0s -
max time network
132s -
platform
ubuntu-24.04_amd64 -
resource
ubuntu2404-amd64-20240523-en -
resource tags
arch:amd64arch:i386image:ubuntu2404-amd64-20240523-enkernel:6.8.0-31-genericlocale:en-usos:ubuntu-24.04-amd64system -
submitted
01-07-2024 09:32
Behavioral task
behavioral1
Sample
2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi
Resource
ubuntu2404-amd64-20240523-en
General
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Target
2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi
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Size
102KB
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MD5
707009f5555115354ccb5a3b759e7a69
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SHA1
40d8a0b3970ce4ccb2ec2b165c5253708ee928ca
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SHA256
11fd806cd4c320bca9dc958b2dac04e43691242421db878f266a9a5b09e12240
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SHA512
fd1d419377dfddc15c4dbf3c493e7dee33d8b4fef5cc510694f8f4bb263953f08d8464a6bcabbeb367b048e9a8237eb6191751a9e83ecd9ea3eabb780bc60ac7
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SSDEEP
3072:db+XoBHfYu9gggwgggwgggwgggwgggfk+LoS:dpkvo
Malware Config
Extracted
/tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-oomd.service-RQPTru/tmp/rhkrc-readme.txt
http://aplebzu47wgazapdqks6vrcv6zcnjppkbxbr6wketf56nf6aq2nmyoyd.onion/B65CB189B65CB189
http://decoder.re/B65CB189B65CB189
Signatures
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Manipulates ESXi 2 IoCs
Manipulates ESXi.
pid Process 2828 sh 2830 awk -
Enumerates running processes
Discovers information about currently running processes on the system
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Reads CPU attributes 1 TTPs 1 IoCs
description ioc Process File opened for reading /sys/devices/system/cpu/possible pkill -
Enumerates kernel/hardware configuration 1 TTPs 1 IoCs
Reads contents of /sys virtual filesystem to enumerate system information.
description ioc Process File opened for reading /sys/devices/system/node pkill -
Reads runtime system information 64 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/197/stat pkill File opened for reading /proc/417/status pkill File opened for reading /proc/822/status pkill File opened for reading /proc/2133/ctty pkill File opened for reading /proc/188/stat pkill File opened for reading /proc/1078/stat pkill File opened for reading /proc/17/ctty pkill File opened for reading /proc/24/ctty pkill File opened for reading /proc/47/ctty pkill File opened for reading /proc/52/ctty pkill File opened for reading /proc/2322/stat pkill File opened for reading /proc/2324/ctty pkill File opened for reading /proc/19/cgroup pkill File opened for reading /proc/46/cmdline pkill File opened for reading /proc/188/status pkill File opened for reading /proc/2276/cmdline pkill File opened for reading /proc/592/cmdline pkill File opened for reading /proc/2489/cgroup pkill File opened for reading /proc/2557/status pkill File opened for reading /proc/44/cgroup pkill File opened for reading /proc/436/ctty pkill File opened for reading /proc/2322/status pkill File opened for reading /proc/508/cgroup pkill File opened for reading /proc/779/cmdline pkill File opened for reading /proc/2300/stat pkill File opened for reading /proc/2312/ctty pkill File opened for reading /proc/tty/drivers pkill File opened for reading /proc/2299/ctty pkill File opened for reading /proc/2806/cmdline pkill File opened for reading /proc/14/cgroup pkill File opened for reading /proc/15/ctty pkill File opened for reading /proc/196/cmdline pkill File opened for reading /proc/590/cmdline pkill File opened for reading /proc/2321/status pkill File opened for reading /proc/2329/ctty pkill File opened for reading /proc/2591/cmdline pkill File opened for reading /proc/2794/ctty pkill File opened for reading /proc/8/ctty pkill File opened for reading /proc/49/ctty pkill File opened for reading /proc/234/cmdline pkill File opened for reading /proc/2029/status pkill File opened for reading /proc/1078/ctty pkill File opened for reading /proc/2477/cmdline pkill File opened for reading /proc/2806/ctty pkill File opened for reading /proc/30/status pkill File opened for reading /proc/190/ctty pkill File opened for reading /proc/508/status pkill File opened for reading /proc/1052/stat pkill File opened for reading /proc/129/cgroup pkill File opened for reading /proc/190/status pkill File opened for reading /proc/2301/status pkill File opened for reading /proc/2805/cgroup pkill File opened for reading /proc/2807/stat pkill File opened for reading /proc/6/status pkill File opened for reading /proc/23/cmdline pkill File opened for reading /proc/1052/ctty pkill File opened for reading /proc/2544/stat pkill File opened for reading /proc/25/stat pkill File opened for reading /proc/2133/status pkill File opened for reading /proc/2480/stat pkill File opened for reading /proc/71/status pkill File opened for reading /proc/193/cgroup pkill File opened for reading /proc/28/cmdline pkill File opened for reading /proc/2299/stat pkill -
Writes file to tmp directory 29 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-switcheroo-control.service-brTAhF/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-power-profiles-daemon.service-dVIyix/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-timedated.service-xFQFYl/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-timedated.service-xFQFYl/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/gdm3-config-err-sxtRAj 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-oomd.service-RQPTru/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-logind.service-pCAkK4/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-resolved.service-fp2DqC/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-upower.service-gz76hd/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-ModemManager.service-it2XGn/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-polkit.service-15lZyA/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-colord.service-JJPyXv/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/.font-unix/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/.X11-unix/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/gdm3-config-err-8lQXzx 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/.XIM-unix/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-upower.service-gz76hd/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-oomd.service-RQPTru/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-power-profiles-daemon.service-dVIyix/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-polkit.service-15lZyA/tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-colord.service-JJPyXv/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-switcheroo-control.service-brTAhF/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/snap-private-tmp/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-resolved.service-fp2DqC/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/.ICE-unix/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-ModemManager.service-it2XGn/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi File opened for modification /tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-logind.service-pCAkK4/rhkrc-readme.txt 2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi
Processes
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/tmp/2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi/tmp/2024-07-01_707009f5555115354ccb5a3b759e7a69_revil_sodinokibi1⤵
- Writes file to tmp directory
PID:2818 -
/bin/shsh -c -- "uname -a && echo \" | \" && hostname"2⤵PID:2820
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/usr/bin/unameuname -a3⤵PID:2821
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/usr/bin/hostnamehostname3⤵PID:2822
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/bin/shsh -c -- "uname -a && echo \" | \" && hostname"2⤵PID:2823
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/usr/bin/unameuname -a3⤵PID:2824
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/usr/bin/hostnamehostname3⤵PID:2825
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/bin/shsh -c -- "pkill -9 vmx-*"2⤵PID:2826
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/usr/bin/pkillpkill -9 "vmx-*"3⤵
- Reads CPU attributes
- Enumerates kernel/hardware configuration
- Reads runtime system information
PID:2827
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/bin/shsh -c -- "esxcli --formatter=csv --format-param=fields==\"WorldID,DisplayName\" vm process list | awk -F \"\\\"*,\\\"*\" '{system(\"esxcli vm process kill --type=force --world-id=\" \$1)}'"2⤵
- Manipulates ESXi
PID:2828 -
/usr/bin/awkawk -F "\"*,\"*" "{system(\"esxcli vm process kill --type=force --world-id=\" \$1)}"3⤵
- Manipulates ESXi
PID:2830
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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/tmp/systemd-private-b594e7bbd978436eb43cb4aab7472fe8-systemd-oomd.service-RQPTru/tmp/rhkrc-readme.txt
Filesize2KB
MD5eec42767fc01f25c4b484af107d0f8fd
SHA19bbeab594f82074612d9d01efd2db055406170f5
SHA256d67f5a64cc15fe05eadf0998deaa80362b9a08a0f81661bd5da86c6d4600c403
SHA512f398584f3712faa81742ec0ed33722f33f07661fbdf3620d483551533d5568cca88ea9da911a66fc4b6b657ab4b91dacf5b30c8394b1d49d8d11fc4352af6aae