Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
09/01/2023, 08:17
Static task
static1
Behavioral task
behavioral1
Sample
BOQ-523-2022 R01.pdf.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
BOQ-523-2022 R01.pdf.exe
Resource
win10v2004-20220812-en
General
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Target
BOQ-523-2022 R01.pdf.exe
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Size
723KB
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MD5
7bfb43461dc7e45a2d2019202453f437
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SHA1
24092359be8e8957d45a5f912e8011ec2310c657
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SHA256
3ae59bff704751af19ea535dd681e1549cceaafcd053f41d64c982235c8e4148
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SHA512
85ce8e41ffa0aa3c4db5602fe0ff8eceaae23fcc0b836f2ca25bc1ae8d497f91bc1c05d6abdcca90724f1aa286a9f42b090747f7818ff56c9e1b6a006d7a5e06
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SSDEEP
12288:NhrRcQ1GIjHQK1dbre1I8wtBzvoRcbM3VBcO9zJkF5kVn27jvTyUiats:jNGIjHX1re1I8YMRcb+VBcO9zu5S2/vS
Malware Config
Extracted
remcos
Jan_2023_Port_60976
pentester0.accesscam.org:60976
pentester01.duckdns.org:56796
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audio_folder
MicRecords
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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
onedriver.exe
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copy_folder
onedriver
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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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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
dropboxs
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mouse_option
false
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mutex
CMR-QITYAA
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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
onedriver
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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ModiLoader Second Stage 1 IoCs
resource yara_rule behavioral2/memory/4616-132-0x0000000003E20000-0x0000000003E4C000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 3888 easinvoker.exe -
Loads dropped DLL 1 IoCs
pid Process 3888 easinvoker.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wlmwejeo = "C:\\Users\\Public\\Libraries\\oejewmlW.url" BOQ-523-2022 R01.pdf.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4616 set thread context of 2164 4616 BOQ-523-2022 R01.pdf.exe 101 -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier xcopy.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3520 PING.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4616 BOQ-523-2022 R01.pdf.exe 4616 BOQ-523-2022 R01.pdf.exe 4404 powershell.exe 4404 powershell.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4404 powershell.exe -
Suspicious use of WriteProcessMemory 34 IoCs
description pid Process procid_target PID 4616 wrote to memory of 4824 4616 BOQ-523-2022 R01.pdf.exe 85 PID 4616 wrote to memory of 4824 4616 BOQ-523-2022 R01.pdf.exe 85 PID 4616 wrote to memory of 4824 4616 BOQ-523-2022 R01.pdf.exe 85 PID 4824 wrote to memory of 3436 4824 cmd.exe 87 PID 4824 wrote to memory of 3436 4824 cmd.exe 87 PID 4824 wrote to memory of 3436 4824 cmd.exe 87 PID 4824 wrote to memory of 3812 4824 cmd.exe 88 PID 4824 wrote to memory of 3812 4824 cmd.exe 88 PID 4824 wrote to memory of 3812 4824 cmd.exe 88 PID 4824 wrote to memory of 220 4824 cmd.exe 89 PID 4824 wrote to memory of 220 4824 cmd.exe 89 PID 4824 wrote to memory of 220 4824 cmd.exe 89 PID 4824 wrote to memory of 316 4824 cmd.exe 90 PID 4824 wrote to memory of 316 4824 cmd.exe 90 PID 4824 wrote to memory of 316 4824 cmd.exe 90 PID 4824 wrote to memory of 3688 4824 cmd.exe 91 PID 4824 wrote to memory of 3688 4824 cmd.exe 91 PID 4824 wrote to memory of 3688 4824 cmd.exe 91 PID 4824 wrote to memory of 3424 4824 cmd.exe 92 PID 4824 wrote to memory of 3424 4824 cmd.exe 92 PID 4824 wrote to memory of 3424 4824 cmd.exe 92 PID 4824 wrote to memory of 3888 4824 cmd.exe 93 PID 4824 wrote to memory of 3888 4824 cmd.exe 93 PID 3888 wrote to memory of 3860 3888 easinvoker.exe 94 PID 3888 wrote to memory of 3860 3888 easinvoker.exe 94 PID 4824 wrote to memory of 3520 4824 cmd.exe 96 PID 4824 wrote to memory of 3520 4824 cmd.exe 96 PID 4824 wrote to memory of 3520 4824 cmd.exe 96 PID 3860 wrote to memory of 4404 3860 cmd.exe 97 PID 3860 wrote to memory of 4404 3860 cmd.exe 97 PID 4616 wrote to memory of 2164 4616 BOQ-523-2022 R01.pdf.exe 101 PID 4616 wrote to memory of 2164 4616 BOQ-523-2022 R01.pdf.exe 101 PID 4616 wrote to memory of 2164 4616 BOQ-523-2022 R01.pdf.exe 101 PID 4616 wrote to memory of 2164 4616 BOQ-523-2022 R01.pdf.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\BOQ-523-2022 R01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\BOQ-523-2022 R01.pdf.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\WlmwejeoO.bat" "2⤵
- Suspicious use of WriteProcessMemory
PID:4824 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:3436
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C:\Windows\SysWOW64\xcopy.exexcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:3812
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:220
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C:\Windows\SysWOW64\xcopy.exexcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:316
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /S /D /c" ECHO F"3⤵PID:3688
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C:\Windows\SysWOW64\xcopy.exexcopy "KDECO.bat" "C:\Windows \System32\" /K /D /H /Y3⤵
- Enumerates system info in registry
PID:3424
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C:\Windows \System32\easinvoker.exe"C:\Windows \System32\easinvoker.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3888 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\windows \system32\KDECO.bat""4⤵
- Suspicious use of WriteProcessMemory
PID:3860 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -WindowStyle Hidden -inputformat none -outputformat none -NonInteractive -Command "Add-MpPreference -ExclusionPath 'C:\Users'"5⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4404
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 63⤵
- Runs ping.exe
PID:3520
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C:\Users\Admin\AppData\Local\Temp\BOQ-523-2022 R01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\BOQ-523-2022 R01.pdf.exe"2⤵PID:2164
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
155B
MD5213c60adf1c9ef88dc3c9b2d579959d2
SHA1e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021
SHA25637c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e
SHA512fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7
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Filesize
411B
MD555aba243e88f6a6813c117ffe1fa5979
SHA1210b9b028a4b798c837a182321dbf2e50d112816
SHA2565a11c5641c476891aa30e7ecfa57c2639f6827d8640061f73e9afec0adbbd7d2
SHA51268009c4c9bbea75a3bfa9f79945d30957a95691ea405d031b4ca7f1cb47504bbc768fcae59173885743ad4d6cfdd2313c3fe0acb515e34e5c809ecdc7f45e307
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Filesize
128KB
MD5231ce1e1d7d98b44371ffff407d68b59
SHA125510d0f6353dbf0c9f72fc880de7585e34b28ff
SHA25630951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
SHA512520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
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Filesize
109KB
MD508aecbf3114e569921df32fb5c8a1dd6
SHA19e2fd6ba9b66844292fb49a79fc874ad52f5ecba
SHA2567c1a178a5629027a0bb19c743e8505b280a5b6dc22088cd1a6a0132e32d79fc2
SHA512e1895567460a4945690e4d88ada31a41ae7d499eb887108578027cde5aaaa2cfc28779a00fc66d01e49c3e4354caada18a14d61b57fbec40b38de23fd1c91d57
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Filesize
128KB
MD5231ce1e1d7d98b44371ffff407d68b59
SHA125510d0f6353dbf0c9f72fc880de7585e34b28ff
SHA25630951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
SHA512520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
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Filesize
128KB
MD5231ce1e1d7d98b44371ffff407d68b59
SHA125510d0f6353dbf0c9f72fc880de7585e34b28ff
SHA25630951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96
SHA512520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612
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Filesize
109KB
MD508aecbf3114e569921df32fb5c8a1dd6
SHA19e2fd6ba9b66844292fb49a79fc874ad52f5ecba
SHA2567c1a178a5629027a0bb19c743e8505b280a5b6dc22088cd1a6a0132e32d79fc2
SHA512e1895567460a4945690e4d88ada31a41ae7d499eb887108578027cde5aaaa2cfc28779a00fc66d01e49c3e4354caada18a14d61b57fbec40b38de23fd1c91d57
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Filesize
109KB
MD508aecbf3114e569921df32fb5c8a1dd6
SHA19e2fd6ba9b66844292fb49a79fc874ad52f5ecba
SHA2567c1a178a5629027a0bb19c743e8505b280a5b6dc22088cd1a6a0132e32d79fc2
SHA512e1895567460a4945690e4d88ada31a41ae7d499eb887108578027cde5aaaa2cfc28779a00fc66d01e49c3e4354caada18a14d61b57fbec40b38de23fd1c91d57
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Filesize
155B
MD5213c60adf1c9ef88dc3c9b2d579959d2
SHA1e4d2ad7b22b1a8b5b1f7a702b303c7364b0ee021
SHA25637c59c8398279916cfce45f8c5e3431058248f5e3bef4d9f5c0f44a7d564f82e
SHA512fe897d9caa306b0e761b2fd61bb5dc32a53bfaad1ce767c6860af4e3ad59c8f3257228a6e1072dab0f990cb51c59c648084ba419ac6bc5c0a99bdffa569217b7