3455ea0c2f61b131c7a99860da2b1c3947f8b4cc1f959214f1c792bf6dff98bd

General

Target

rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Size

172KB
MD5

3d83c8e629e7a271448568b4edf53627
SHA1

28f376dbfb54f68fa87dbb20255574cc1fa9f63e
SHA256

b5281c0c00bdc0ebde811cb4ae7458eefd4c4add80eb4d8ef3e4a90280b06133
SHA512

b68333badf1c5147e11cd1c0299732eda31268bbc690521beb1304370b007dc9cc786033d0c6e332d42d2ac90699c49e1fdd832a603b03b7f26d0fe36092fbb0
SSDEEP

3072:Aac0KMWBexMF+4eXsy3cvf5ftCC6ofPBPK5dTLiwCOv8G7PAPplKrrz:AbKXxI+4GZcXgohPKLF8Coh

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1100	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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\dhohjter.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\dhohjter.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27

Modifies registry class 14 IoCs

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\DefaultIcon	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
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\shell	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\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\open\command	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
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\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
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Tif.Document\shell\printto	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
Token: SeDebugPrivilege	1260	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE

Suspicious use of SendNotifyMessage 5 IoCs

pid	Process
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE
1260	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe
1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1260	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 1672 wrote to memory of 2020	1672	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	27
PID 2020 wrote to memory of 1100	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2020 wrote to memory of 1100	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2020 wrote to memory of 1100	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2020 wrote to memory of 1100	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	28
PID 2020 wrote to memory of 1260	2020	rechnung_vodafone_de_2014_11_930370025_023870007_11_de_0000003837_888830.exe	14
PID 1260 wrote to memory of 1132	1260	Explorer.EXE	13
PID 1260 wrote to memory of 1224	1260	Explorer.EXE	15
PID 1260 wrote to memory of 1100	1260	Explorer.EXE	28

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1132

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1260
- 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 use of SetThreadContext
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1672
- - 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
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2020
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS2003~1.BAT"
      4⤵
      Deletes itself
      PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1224

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\ms2003330.bat

Filesize
201B

MD5
b7f15a94051ea4a92966be866a1bf649

SHA1
f14e4649523855d1586f0fd7c382285cc7c8b8f0

SHA256
acaf1ae655cca706200f301d83592eb34ebf91178bda7569338c77f21e37c03d

SHA512
cb077ced4d77764125341551e8394cbb5b60846b963b4bf563039a05beb490484bb53f0469e67c76309d9f1899ea86dd33804b2dbd191ee481dee3dca4bc7f8f

Download Submit
memory/1100-80-0x0000000000130000-0x0000000000144000-memory.dmp

Filesize
80KB

Download
memory/1132-86-0x0000000000330000-0x0000000000347000-memory.dmp

Filesize
92KB

Download
memory/1132-81-0x00000000373C0000-0x00000000373D0000-memory.dmp

Filesize
64KB

Download
memory/1224-87-0x0000000001BA0000-0x0000000001BB7000-memory.dmp

Filesize
92KB

Download
memory/1224-83-0x00000000373C0000-0x00000000373D0000-memory.dmp

Filesize
64KB

Download
memory/1260-72-0x00000000029E0000-0x00000000029F7000-memory.dmp

Filesize
92KB

Download
memory/1260-88-0x00000000029E0000-0x00000000029F7000-memory.dmp

Filesize
92KB

Download
memory/1260-85-0x00000000029E0000-0x00000000029F7000-memory.dmp

Filesize
92KB

Download
memory/1260-75-0x00000000373C0000-0x00000000373D0000-memory.dmp

Filesize
64KB

Download
memory/1672-65-0x0000000000370000-0x0000000000374000-memory.dmp

Filesize
16KB

Download
memory/1672-54-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

Filesize
8KB

Download
memory/2020-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/2020-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing