General
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Target
55d9adccc23e04d44903b3f881a2d2ae.bin
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Size
138KB
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Sample
230923-b96yzadd33
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MD5
5be7fbbf93ee299f848a96a2adb20cb8
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SHA1
d12efc4208bd8e438bae2077473d83bbdcce5085
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SHA256
cceffdf87e80c6368dda54a5faf4e7835aa590f242499cd6173d71b19bfa1f1a
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SHA512
b0d88e872cd7a5af73ede714b469e15972facbcb1ec4260dc323754fe02e7e43935b9a8b57440cf97b4bb8a6b75864d087c7056ae81698c6b023c5cda4890137
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SSDEEP
3072:/10gCLq+onq9E8uwL3P3vxAwBlM1pP9+WkfjKdIRk5CnyKUt://CL13yu3vx6XfuKqk58e
Static task
static1
Behavioral task
behavioral1
Sample
b691fce33f6868054ae5d9e77b6bb6f6e75084ba7a63c85dc336edeededc0ad6.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
b691fce33f6868054ae5d9e77b6bb6f6e75084ba7a63c85dc336edeededc0ad6.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
smokeloader
2022
http://potunulit.org/
http://hutnilior.net/
http://bulimu55t.net/
http://soryytlic4.net/
http://novanosa5org.org/
http://nuljjjnuli.org/
http://tolilolihul.net/
http://somatoka51hub.net/
http://hujukui3.net/
http://bukubuka1.net/
http://golilopaster.org/
http://newzelannd66.org/
http://otriluyttn.org/
Extracted
redline
LogsDiller Cloud (TG: @logsdillabot)
51.38.95.107:42494
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auth_value
3a050df92d0cf082b2cdaf87863616be
Extracted
fabookie
http://app.nnnaajjjgc.com/check/safe
Targets
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Target
b691fce33f6868054ae5d9e77b6bb6f6e75084ba7a63c85dc336edeededc0ad6.exe
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Size
293KB
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MD5
55d9adccc23e04d44903b3f881a2d2ae
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SHA1
d3125be139796ea4402fc189941003bebe977b05
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SHA256
b691fce33f6868054ae5d9e77b6bb6f6e75084ba7a63c85dc336edeededc0ad6
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SHA512
b07e424b892d76195ad8a05222783681e3c5f869c513b2ac026f8f5d64cc06eea44140c5d935d29e61aab47f5a176ec99fc9f0eb111d24ecb47819f9fb00df26
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SSDEEP
3072:AX/XspzS8/ijVQx5qUSv1rIC2jyiZSFeFEWv4JmXNcBf1IBg85ve:EvsZSPqxHSvaC22WSFeFXvNcBfKg8F
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect Fabookie payload
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Downloads MZ/PE file
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Stops running service(s)
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.NET Reactor proctector
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Deletes itself
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1