b586a50596bfe03a9671d85ac4ab66c5fed9f1ed4834b988c2e4f90de3051aa4

General

Target

rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Size

172KB
MD5

7ae552b119e733d998108725e33b8fd3
SHA1

d3c7ebaca0a527731ba611dcffce8dd163d0e885
SHA256

afcb82f94147382a98a3d67b695565114b2675e90eabb55b0c28f0efa0ef0712
SHA512

e8fd51702a69a820a32c23548ad1b7d131ea6f9a79021095317ef25d75f3143f68fd090fd177467021d2a9f940de8fab42769d90046621fad3cd6d5aae27fa8c
SSDEEP

3072:ba4ZKMWBexMF+4eXsy3cvf5ftCC6ofPBPK5dTLiwCOv8G7PAPplKrrz:b3bXxI+4GZcXgohPKLF8Coh

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
556	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
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
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2040 set thread context of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28

Modifies registry class 14 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE \"%1\""	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\open\command	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\DefaultIcon\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE,0"	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\DefaultIcon	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto\command	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\ = "Tif Document"	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print\command	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\print\command\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\RECHNU~1.EXE /p \"%1\""	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.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\""	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1376	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Token: SeDebugPrivilege	1376	Explorer.EXE
Token: SeShutdownPrivilege	1376	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1376	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2040 wrote to memory of 2032	2040	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2032 wrote to memory of 556	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	29
PID 2032 wrote to memory of 556	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	29
PID 2032 wrote to memory of 556	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	29
PID 2032 wrote to memory of 556	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	29
PID 2032 wrote to memory of 1376	2032	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	19
PID 1376 wrote to memory of 1216	1376	Explorer.EXE	11
PID 1376 wrote to memory of 1304	1376	Explorer.EXE	20
PID 1376 wrote to memory of 556	1376	Explorer.EXE	29
PID 1376 wrote to memory of 1920	1376	Explorer.EXE	30
PID 1376 wrote to memory of 1920	1376	Explorer.EXE	30

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1216

C:\Users\Admin\AppData\Local\Temp\rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
"C:\Users\Admin\AppData\Local\Temp\rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040
- C:\Users\Admin\AppData\Local\Temp\rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
  C:\Users\Admin\AppData\Local\Temp\rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS2003~1.BAT"
    3⤵
    - Deletes itself
    PID:556

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 UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1376

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1304

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "17897961324346473961858362565-883259843314157900-69797020413815748161329584445"
1⤵
PID:1920

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\ms2003330.bat

Filesize
201B

MD5
b7f15a94051ea4a92966be866a1bf649

SHA1
f14e4649523855d1586f0fd7c382285cc7c8b8f0

SHA256
acaf1ae655cca706200f301d83592eb34ebf91178bda7569338c77f21e37c03d

SHA512
cb077ced4d77764125341551e8394cbb5b60846b963b4bf563039a05beb490484bb53f0469e67c76309d9f1899ea86dd33804b2dbd191ee481dee3dca4bc7f8f

Download Submit
memory/556-80-0x00000000000F0000-0x0000000000104000-memory.dmp

Filesize
80KB

Download
memory/1216-87-0x0000000037CA0000-0x0000000037CB0000-memory.dmp

Filesize
64KB

Download
memory/1216-93-0x0000000000350000-0x0000000000367000-memory.dmp

Filesize
92KB

Download
memory/1304-95-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/1304-86-0x0000000037CA0000-0x0000000037CB0000-memory.dmp

Filesize
64KB

Download
memory/1376-94-0x00000000025A0000-0x00000000025B7000-memory.dmp

Filesize
92KB

Download
memory/1376-72-0x00000000025A0000-0x00000000025B7000-memory.dmp

Filesize
92KB

Download
memory/1376-75-0x0000000037CA0000-0x0000000037CB0000-memory.dmp

Filesize
64KB

Download
memory/1920-92-0x0000000000170000-0x0000000000187000-memory.dmp

Filesize
92KB

Download
memory/1920-91-0x0000000001930000-0x0000000001947000-memory.dmp

Filesize
92KB

Download
memory/1920-88-0x0000000037CA0000-0x0000000037CB0000-memory.dmp

Filesize
64KB

Download
memory/1920-90-0x0000000037CA0000-0x0000000037CB0000-memory.dmp

Filesize
64KB

Download
memory/2032-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2032-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2040-65-0x0000000000250000-0x0000000000254000-memory.dmp

Filesize
16KB

Download
memory/2040-54-0x0000000076411000-0x0000000076413000-memory.dmp

Filesize
8KB

Download

Analysis

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