6c72e618b6d2288cbc18d55710635bd18f9a884c5f9bcbdb2c0eb962d4a0c2ab

General

Target

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Size

172KB
MD5

3d83c8e629e7a271448568b4edf53627
SHA1

28f376dbfb54f68fa87dbb20255574cc1fa9f63e
SHA256

b5281c0c00bdc0ebde811cb4ae7458eefd4c4add80eb4d8ef3e4a90280b06133
SHA512

b68333badf1c5147e11cd1c0299732eda31268bbc690521beb1304370b007dc9cc786033d0c6e332d42d2ac90699c49e1fdd832a603b03b7f26d0fe36092fbb0
SSDEEP

3072:Aac0KMWBexMF+4eXsy3cvf5ftCC6ofPBPK5dTLiwCOv8G7PAPplKrrz:AbKXxI+4GZcXgohPKLF8Coh

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

596 cmd.exe

pid	process
596	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run\ianvmjrr.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\ianvmjrr.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

description	pid	process	target process
PID 2028 set thread context of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

Modifies registry class 14 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\ = "Tif Document"	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE,0"	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto\command	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE /pt \"%1\" \"%2\" \"%3\" \"%4\""	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE \"%1\""	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE /p \"%1\""	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\DefaultIcon	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open\command	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print\command	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exerechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exeExplorer.EXE

pid	process
2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE

pid	process
1284	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Token: SeDebugPrivilege	1284	Explorer.EXE
Token: SeShutdownPrivilege	1284	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1284 Explorer.EXE
1284 Explorer.EXE

pid	process
1284	Explorer.EXE
1284	Explorer.EXE

pid	process
1284	Explorer.EXE
1284	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

pid	process
2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exerechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exeExplorer.EXE

description	pid	process	target process
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 2028 wrote to memory of 1452	2028	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 1452 wrote to memory of 596	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	cmd.exe
PID 1452 wrote to memory of 596	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	cmd.exe
PID 1452 wrote to memory of 596	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	cmd.exe
PID 1452 wrote to memory of 596	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	cmd.exe
PID 1452 wrote to memory of 1284	1452	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	Explorer.EXE
PID 1284 wrote to memory of 1140	1284	Explorer.EXE	taskhost.exe
PID 1284 wrote to memory of 1248	1284	Explorer.EXE	Dwm.exe
PID 1284 wrote to memory of 1452	1284	Explorer.EXE	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
PID 1284 wrote to memory of 596	1284	Explorer.EXE	cmd.exe
PID 1284 wrote to memory of 596	1284	Explorer.EXE	cmd.exe
PID 1284 wrote to memory of 1376	1284	Explorer.EXE	conhost.exe
PID 1284 wrote to memory of 1376	1284	Explorer.EXE	conhost.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- 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:1284

C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
"C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2028

C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
C:\Users\Admin\AppData\Local\Temp\rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS3962~1.BAT"
4⤵
- Deletes itself
PID:596

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1248

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1140

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-905949363-881897106-1796388776-142554341553651409-18886426421023073940-566815484"
1⤵
PID:1376

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\ms3962763.bat
Filesize
201B

MD5
e7ddfd1f7299a94b98f83eb4cdfeef2d

SHA1
189e22212c89e2c283245eed9cf515da6668c319

SHA256
9e3541444866f6b39855c2dcf4a4f1b92a0f162eb9c79785c079ada678b997cd

SHA512
42a6b6a8a7cf862daaf3397d6fc640a7b48d433213f87059192e17ef8d434e9a5cd41198c7c2e2507136bb4e72f1867266555625c01e883a628275f13646a834

Download Submit
memory/596-72-0x0000000000000000-mapping.dmp

Download
memory/1140-100-0x0000000001CA0000-0x0000000001CB7000-memory.dmp

Filesize
92KB

Download
memory/1140-92-0x0000000037AA0000-0x0000000037AB0000-memory.dmp

Filesize
64KB

Download
memory/1248-98-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/1248-91-0x0000000037AA0000-0x0000000037AB0000-memory.dmp

Filesize
64KB

Download
memory/1284-99-0x0000000002A00000-0x0000000002A17000-memory.dmp

Filesize
92KB

Download
memory/1284-76-0x0000000037AA0000-0x0000000037AB0000-memory.dmp

Filesize
64KB

Download
memory/1284-73-0x0000000002A00000-0x0000000002A17000-memory.dmp

Filesize
92KB

Download
memory/1376-93-0x0000000037AA0000-0x0000000037AB0000-memory.dmp

Filesize
64KB

Download
memory/1376-94-0x0000000037AA0000-0x0000000037AB0000-memory.dmp

Filesize
64KB

Download
memory/1376-97-0x00000000000D0000-0x00000000000E7000-memory.dmp

Filesize
92KB

Download
memory/1376-96-0x00000000000F0000-0x0000000000107000-memory.dmp

Filesize
92KB

Download
memory/1452-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-69-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-81-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/1452-64-0x00000000004010C0-mapping.dmp

Download
memory/1452-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-75-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1452-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2028-54-0x00000000760B1000-0x00000000760B3000-memory.dmp

Filesize
8KB

Download
memory/2028-65-0x0000000000240000-0x0000000000244000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads