Analysis
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max time kernel
146s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 21:49
Static task
static1
Behavioral task
behavioral1
Sample
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
Resource
win10v2004-20220812-en
General
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Target
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
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Size
306KB
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MD5
756fae3b80bf129ce578006534c1413f
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SHA1
00ec3c18110067acd9014a27c366160f2ea18ab3
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SHA256
69b81b054100dc55fa61aa0edb9acdecccb84ab84fa37177b33e5d9814067633
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SHA512
10274e2d15f6c7990acee9dd6b8e4d3b30c5dc810321198257671862f125baecede3cb5193468f8361d3289fb4623cb3ab6a9f0caceb780eaa6e0e4ef4d1626e
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SSDEEP
6144:Ci37LbbWiaYUpwXV9RIKWn/TUVs8oL48N8lqFzc+tRJShtvUdJk:CO/izXrN8UbtPShoJk
Malware Config
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 936 cmd.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
Explorer.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run Explorer.EXE Set value (str) \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\uhbkhryw.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\uhbkhryw.exe\"" Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXEpid process 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE 1216 Explorer.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Explorer.EXEpid process 1216 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXEdescription pid process Token: SeDebugPrivilege 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe Token: SeDebugPrivilege 1216 Explorer.EXE Token: SeShutdownPrivilege 1216 Explorer.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
Explorer.EXEpid process 1216 Explorer.EXE 1216 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
Explorer.EXEpid process 1216 Explorer.EXE 1216 Explorer.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXEdescription pid process target process PID 1532 wrote to memory of 936 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe cmd.exe PID 1532 wrote to memory of 936 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe cmd.exe PID 1532 wrote to memory of 936 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe cmd.exe PID 1532 wrote to memory of 936 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe cmd.exe PID 1532 wrote to memory of 1216 1532 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe Explorer.EXE PID 1216 wrote to memory of 1124 1216 Explorer.EXE taskhost.exe PID 1216 wrote to memory of 1124 1216 Explorer.EXE taskhost.exe PID 1216 wrote to memory of 1180 1216 Explorer.EXE Dwm.exe PID 1216 wrote to memory of 1532 1216 Explorer.EXE 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe PID 1216 wrote to memory of 936 1216 Explorer.EXE cmd.exe PID 1216 wrote to memory of 2032 1216 Explorer.EXE conhost.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1216 -
C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe"C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1532 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS4245~1.BAT"3⤵
- Deletes itself
PID:936
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1180
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C:\Windows\system32\taskhost.exe"taskhost.exe"1⤵PID:1124
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C:\Windows\system32\conhost.exe\??\C:\Windows\system32\conhost.exe "603643580181230018331382670816828274531957060527897768329-1946219206-433460032"1⤵PID:2032
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
201B
MD51802eb7603a75f3ddd1c09b212ae9e32
SHA1521ca6849fb8dc36b14d9a251ff0cf9cffc2c206
SHA256e3af5f9783ff36af08d2ca3070a374d0e055cdd1941b329980a0e77a27f7c7b1
SHA512bc444426599c39a56930782a716d9634061dd0e965476d501bb1ebf01ed2bbe16ace9508a17679fd073878542635fba53e125267c15370e9c8356e07a403fca1