Analysis
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max time kernel
166s -
max time network
170s -
platform
windows10_x64 -
resource
win10-en -
submitted
06-09-2021 06:39
Static task
static1
Behavioral task
behavioral1
Sample
cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe
Resource
win7v20210408
General
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Target
cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe
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Size
1011KB
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MD5
19c46de9b1bf0e8c058b66f1a0208ba8
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SHA1
3e744b7cae11e14899d85984b92e4f2567ea80d2
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SHA256
cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4
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SHA512
ceb1ae59af4b28bdd0ef9c45d2599bb8714a90c7c940099a33501f9864c3a76434d03714d4af95a2fd3b15534dc224c434e669833a281eb210ce8036e56b72ea
Malware Config
Extracted
remcos
2.5.0 Pro
10
abujafirms.com:2244
yokiri.com:2244
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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-I2Z97W
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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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Executes dropped EXE 3 IoCs
Processes:
QAZ223.exeQAZ223.exeQAZ223.exepid process 3716 QAZ223.exe 3956 QAZ223.exe 1988 QAZ223.exe -
Drops startup file 1 IoCs
Processes:
notepad.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CV54JB.vbs notepad.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
QAZ223.exedescription pid process target process PID 3716 set thread context of 3956 3716 QAZ223.exe QAZ223.exe -
NTFS ADS 1 IoCs
Processes:
notepad.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe:ZoneIdentifier notepad.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exeQAZ223.exeQAZ223.exepid process 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe 3716 QAZ223.exe 3716 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe 1988 QAZ223.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
QAZ223.exepid process 3716 QAZ223.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
QAZ223.exepid process 3956 QAZ223.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exenotepad.exeQAZ223.exedescription pid process target process PID 3936 wrote to memory of 3928 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe notepad.exe PID 3936 wrote to memory of 3928 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe notepad.exe PID 3936 wrote to memory of 3928 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe notepad.exe PID 3936 wrote to memory of 3928 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe notepad.exe PID 3936 wrote to memory of 3928 3936 cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe notepad.exe PID 3928 wrote to memory of 3716 3928 notepad.exe QAZ223.exe PID 3928 wrote to memory of 3716 3928 notepad.exe QAZ223.exe PID 3928 wrote to memory of 3716 3928 notepad.exe QAZ223.exe PID 3716 wrote to memory of 3956 3716 QAZ223.exe QAZ223.exe PID 3716 wrote to memory of 3956 3716 QAZ223.exe QAZ223.exe PID 3716 wrote to memory of 3956 3716 QAZ223.exe QAZ223.exe PID 3716 wrote to memory of 1988 3716 QAZ223.exe QAZ223.exe PID 3716 wrote to memory of 1988 3716 QAZ223.exe QAZ223.exe PID 3716 wrote to memory of 1988 3716 QAZ223.exe QAZ223.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe"C:\Users\Admin\AppData\Local\Temp\cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\notepad.exe"C:\Windows\system32\notepad.exe"2⤵
- Drops startup file
- NTFS ADS
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe"C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe"C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe"4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe"C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exe" 2 3956 2592895464⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exeMD5
19c46de9b1bf0e8c058b66f1a0208ba8
SHA13e744b7cae11e14899d85984b92e4f2567ea80d2
SHA256cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4
SHA512ceb1ae59af4b28bdd0ef9c45d2599bb8714a90c7c940099a33501f9864c3a76434d03714d4af95a2fd3b15534dc224c434e669833a281eb210ce8036e56b72ea
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exeMD5
19c46de9b1bf0e8c058b66f1a0208ba8
SHA13e744b7cae11e14899d85984b92e4f2567ea80d2
SHA256cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4
SHA512ceb1ae59af4b28bdd0ef9c45d2599bb8714a90c7c940099a33501f9864c3a76434d03714d4af95a2fd3b15534dc224c434e669833a281eb210ce8036e56b72ea
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exeMD5
19c46de9b1bf0e8c058b66f1a0208ba8
SHA13e744b7cae11e14899d85984b92e4f2567ea80d2
SHA256cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4
SHA512ceb1ae59af4b28bdd0ef9c45d2599bb8714a90c7c940099a33501f9864c3a76434d03714d4af95a2fd3b15534dc224c434e669833a281eb210ce8036e56b72ea
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C:\Users\Admin\AppData\Roaming\AppData\QAZ223.exeMD5
19c46de9b1bf0e8c058b66f1a0208ba8
SHA13e744b7cae11e14899d85984b92e4f2567ea80d2
SHA256cac423609eba872cb328488b7aaa34e0d78de5ed46a63ba249335db79913a9f4
SHA512ceb1ae59af4b28bdd0ef9c45d2599bb8714a90c7c940099a33501f9864c3a76434d03714d4af95a2fd3b15534dc224c434e669833a281eb210ce8036e56b72ea
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memory/1988-127-0x0000000000000000-mapping.dmp
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memory/1988-132-0x00000000005E0000-0x000000000072A000-memory.dmpFilesize
1.3MB
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memory/1988-131-0x0000000000510000-0x00000000005BE000-memory.dmpFilesize
696KB
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memory/1988-130-0x0000000000510000-0x00000000005BE000-memory.dmpFilesize
696KB
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memory/3716-119-0x0000000000000000-mapping.dmp
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memory/3716-124-0x0000000002180000-0x0000000002181000-memory.dmpFilesize
4KB
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memory/3716-123-0x0000000000510000-0x00000000005BE000-memory.dmpFilesize
696KB
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memory/3928-122-0x00000000003F0000-0x00000000003F1000-memory.dmpFilesize
4KB
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memory/3928-118-0x0000000000000000-mapping.dmp
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memory/3936-116-0x00000000023B0000-0x00000000023C0000-memory.dmpFilesize
64KB
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memory/3936-115-0x0000000002340000-0x0000000002341000-memory.dmpFilesize
4KB
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memory/3936-117-0x00000000023D0000-0x00000000023D1000-memory.dmpFilesize
4KB
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memory/3956-125-0x0000000000413A84-mapping.dmp
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memory/3956-129-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB