Analysis
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max time kernel
37s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 07:38
Static task
static1
Behavioral task
behavioral1
Sample
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
Resource
win10v2004-20221111-en
General
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Target
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
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Size
284KB
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MD5
5227780e4555ca60025d107d5baea9dd
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SHA1
73caffd3824697f8686250ef6e6c4ac12ab39252
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SHA256
a34dc2d8bfe4df50efffa7f78da986024d6a0822c035ccbac2b68b995a8c35a5
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SHA512
b141e79f076f019bf852f6cd1a5a1c302410294fdb3d1eec4b11b9ed615f76ac1a3c636190fc5d02a4b1b52c0bb9b7d475b7dc92fa7b81b795f715e9fa6b69d4
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SSDEEP
6144:1oYT0BiwUyoqwx658IIIOf1G4ELtrWWiz0Lm1+V+XjMSBaf/9:1oY+z8Byb+Xvw
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 1480 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Explorer.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run Explorer.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\gtntglna.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\gtntglna.exe\"" Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXEpid process 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE 1380 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe Token: SeDebugPrivilege 1380 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1380 Explorer.EXE 1380 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1380 Explorer.EXE 1380 Explorer.EXE -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXEdescription pid process target process PID 864 wrote to memory of 1480 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe cmd.exe PID 864 wrote to memory of 1480 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe cmd.exe PID 864 wrote to memory of 1480 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe cmd.exe PID 864 wrote to memory of 1480 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe cmd.exe PID 864 wrote to memory of 1380 864 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe Explorer.EXE PID 1380 wrote to memory of 1224 1380 Explorer.EXE taskhost.exe PID 1380 wrote to memory of 1312 1380 Explorer.EXE Dwm.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe"C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS6747~1.BAT"3⤵
- Deletes itself
PID:1480
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1312
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1224
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
201B
MD5a1ce5ea6fb8844f6afa9f53fdb249137
SHA130b9262bef1ccf644c90d17feef8f400459c6ccd
SHA256e487bd688cba034e3cd096c837f77726a5472014ff629c599c38efbdf2b28840
SHA5127c6dd71cbdd1ab4e4ac88a65f31cdc3ddf6b152aadc8639de39870b48dfa1fafc2f59bccf075f713637876a053de4689a9a22e87ee6c40004f2ba278f39c59af