9a78b832de09ac5b0ab76ce6de4511fcea5633f89c045d4582b6873accaffe6d

General

Target

rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Size

172KB
MD5

2e50626df6751bab96f40af4c6c2464b
SHA1

73636c748395cf1aad311f6793c49a5a7a00ee88
SHA256

99f799cc409531447bc2f55c27801dc6f15cfbd0c537bbff03af66af8461e67d
SHA512

2e720cf598cb219e336c2088e41be9848772af20767ff1a83d4560c0629135db2fecaac3af4a0487268183d70cc0153c44cddab247ecddcb21c835fc8c8c1683
SSDEEP

3072:qa4UKMWBexMF+4eXsy3cvf5ftCC6ofPBPK5dTLiwCOv8G7PAPplKrrz:q3qXxI+4GZcXgohPKLF8Coh

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
580	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\loibgjiv.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\loibgjiv.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2032 set thread context of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28

Modifies registry class 14 IoCs

description	ioc	Process
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\print\command	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
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\DefaultIcon	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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\ = "Tif Document"	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
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\command	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE
1300	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1300	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
Token: SeDebugPrivilege	1300	Explorer.EXE
Token: SeShutdownPrivilege	1300	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1300	Explorer.EXE
1300	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1300	Explorer.EXE
1300	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe
2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 2032 wrote to memory of 1216	2032	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	28
PID 1216 wrote to memory of 580	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	29
PID 1216 wrote to memory of 580	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	29
PID 1216 wrote to memory of 580	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	29
PID 1216 wrote to memory of 580	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	29
PID 1216 wrote to memory of 1300	1216	rechnungonline_telekom_000002920019_2014_11_43726700032_de_003938289_027.exe	15
PID 1300 wrote to memory of 1160	1300	Explorer.EXE	8
PID 1300 wrote to memory of 1240	1300	Explorer.EXE	16
PID 1300 wrote to memory of 1240	1300	Explorer.EXE	16
PID 1300 wrote to memory of 1216	1300	Explorer.EXE	28
PID 1300 wrote to memory of 580	1300	Explorer.EXE	29
PID 1300 wrote to memory of 580	1300	Explorer.EXE	29
PID 1300 wrote to memory of 540	1300	Explorer.EXE	30
PID 1300 wrote to memory of 540	1300	Explorer.EXE	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1160

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:1300
- 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:2032
- - 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:1216
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS6137~1.BAT"
      4⤵
      Deletes itself
      PID:580

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1240

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "83768599-7000834579808046771221082654470731462-15684509491335486266-1880468105"
1⤵
PID:540

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\ms6137067.bat

Filesize
201B

MD5
07400f2b1f491327c1ecc8727baf73d5

SHA1
c8119f5a4c7819e932e20444cd49cc9405bbb9bc

SHA256
db068c8005580e0863285416aad7bec55f6955e87780c258b3ad53ebcc6de850

SHA512
5a8afdd8b44817c9363ebff08c059da80728b61c6f4de5169375a9c6e1e90a2a74de846fc7ff101bb634ba51a0f6ff395400c64c2d9f56efc98a4fd826b065e2

Download Submit
memory/580-94-0x0000000037930000-0x0000000037940000-memory.dmp

Filesize
64KB

Download
memory/580-99-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/1160-96-0x0000000000310000-0x0000000000327000-memory.dmp

Filesize
92KB

Download
memory/1160-80-0x0000000037780000-0x0000000037790000-memory.dmp

Filesize
64KB

Download
memory/1216-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1216-83-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/1240-101-0x0000000001B50000-0x0000000001B67000-memory.dmp

Filesize
92KB

Download
memory/1240-88-0x0000000037780000-0x0000000037790000-memory.dmp

Filesize
64KB

Download
memory/1240-100-0x0000000001B70000-0x0000000001B87000-memory.dmp

Filesize
92KB

Download
memory/1240-93-0x0000000037780000-0x0000000037790000-memory.dmp

Filesize
64KB

Download
memory/1300-97-0x00000000025B0000-0x00000000025C7000-memory.dmp

Filesize
92KB

Download
memory/1300-75-0x0000000037780000-0x0000000037790000-memory.dmp

Filesize
64KB

Download
memory/1300-72-0x00000000025B0000-0x00000000025C7000-memory.dmp

Filesize
92KB

Download
memory/1300-102-0x00000000025B0000-0x00000000025C7000-memory.dmp

Filesize
92KB

Download
memory/2032-54-0x0000000075881000-0x0000000075883000-memory.dmp

Filesize
8KB

Download
memory/2032-65-0x00000000002C0000-0x00000000002C4000-memory.dmp

Filesize
16KB

Download

Analysis

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