Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-01-2023 08:01
Static task
static1
Behavioral task
behavioral1
Sample
ubabalo logs.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
ubabalo logs.exe
Resource
win10v2004-20221111-en
General
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Target
ubabalo logs.exe
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Size
1.8MB
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MD5
84528fbc769f9d1f9858ac7f3e2b771e
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SHA1
2facdf0f04ac13a31a463fec11c1a96b97ba95a8
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SHA256
6256a9de45ff5b2c8f1f0462de2f96e730df80bed12f227caff765646b730e80
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SHA512
be8bc54e340898ed9e97029deea743349475080b5ce3197917fd77258f8bfdc8418457a45c938eed05bd945eed6b9879fd7e8c2e22255022ba589ef1975337c1
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SSDEEP
24576:Srps73f4UQJjDDlGQ5kRQ6o0p54F28zsmlVFLA8FiHV2T7PajK7/rwd1lI7KWTe+:CiSP5NNrL5I23PN/v9eIFDei
Malware Config
Extracted
remcos
2.7.1 Pro
MIMIBOY
91.231.84.41:52651
127.0.0.1:52651
10.5.175.21:52651
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audio_folder
MicRecords
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audio_path
%AppData%
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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install_path
%AppData%
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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keylog_path
%AppData%
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mouse_option
false
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mutex
Remcos-SURYWD
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
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take_screenshot_title
wikipedia;solitaire;
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ubabalo logs.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation ubabalo logs.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ubabalo logs.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Fnhyunnbid = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ttlppziotq\\Fnhyunnbid.exe\"" ubabalo logs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ubabalo logs.exedescription pid process target process PID 3608 set thread context of 3908 3608 ubabalo logs.exe ubabalo logs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exeubabalo logs.exepid process 3040 powershell.exe 3040 powershell.exe 3608 ubabalo logs.exe 3608 ubabalo logs.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exeubabalo logs.exedescription pid process Token: SeDebugPrivilege 3040 powershell.exe Token: SeDebugPrivilege 3608 ubabalo logs.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
ubabalo logs.exedescription pid process target process PID 3608 wrote to memory of 3040 3608 ubabalo logs.exe powershell.exe PID 3608 wrote to memory of 3040 3608 ubabalo logs.exe powershell.exe PID 3608 wrote to memory of 3040 3608 ubabalo logs.exe powershell.exe PID 3608 wrote to memory of 1216 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 1216 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 1216 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe PID 3608 wrote to memory of 3908 3608 ubabalo logs.exe ubabalo logs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMgAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"2⤵
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C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"C:\Users\Admin\AppData\Local\Temp\ubabalo logs.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1216-145-0x0000000000000000-mapping.dmp
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memory/3040-144-0x0000000006340000-0x000000000635A000-memory.dmpFilesize
104KB
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memory/3040-141-0x0000000005810000-0x0000000005876000-memory.dmpFilesize
408KB
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memory/3040-142-0x0000000005E30000-0x0000000005E4E000-memory.dmpFilesize
120KB
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memory/3040-143-0x00000000074B0000-0x0000000007B2A000-memory.dmpFilesize
6.5MB
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memory/3040-137-0x0000000000000000-mapping.dmp
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memory/3040-138-0x0000000002840000-0x0000000002876000-memory.dmpFilesize
216KB
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memory/3040-139-0x00000000051E0000-0x0000000005808000-memory.dmpFilesize
6.2MB
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memory/3040-140-0x0000000005090000-0x00000000050F6000-memory.dmpFilesize
408KB
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memory/3608-135-0x0000000005220000-0x000000000522A000-memory.dmpFilesize
40KB
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memory/3608-134-0x00000000052C0000-0x0000000005352000-memory.dmpFilesize
584KB
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memory/3608-136-0x00000000060E0000-0x0000000006102000-memory.dmpFilesize
136KB
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memory/3608-132-0x00000000006A0000-0x0000000000880000-memory.dmpFilesize
1.9MB
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memory/3608-133-0x00000000057D0000-0x0000000005D74000-memory.dmpFilesize
5.6MB
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memory/3908-146-0x0000000000000000-mapping.dmp
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memory/3908-147-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/3908-149-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/3908-150-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/3908-151-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB