5d6b50fd32e77b799163d375cf894808576d2a4f8bd0105e19aab48c1cdb2fd1

General

Target

2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
Size

148KB
MD5

719d4b8a24a98b938d0c393228e413f2
SHA1

9f55cdc8223b1ada8c7fdf678f605345442ce240
SHA256

29e65cd43000e27bb73556fce0dcbc2ec9a42a68dad623c251dc84a846651040
SHA512

e729442bc973b846cb07511c0654d65a425cc576f7a1847dc7800ac45fcaefaa0005327a779a7712017610130f47f4fbdf14f5b53ee812cfa725e09dca3d8d78
SSDEEP

3072:oykEWzxnWWEe+SuF1FZ01bzWQPg0qRfN2HOdUnylZ5MWz2M:drWzNWWEl1iiXpRfWOanyz5Rn

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2040	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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\usrbdvpp.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\usrbdvpp.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1200 set thread context of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE
1400	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1400	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
Token: SeDebugPrivilege	1400	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1400	Explorer.EXE
1400	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1400	Explorer.EXE
1400	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1400	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1200 wrote to memory of 1056	1200	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	27
PID 1056 wrote to memory of 2040	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1056 wrote to memory of 2040	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1056 wrote to memory of 2040	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1056 wrote to memory of 2040	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1056 wrote to memory of 1400	1056	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	21
PID 1400 wrote to memory of 1228	1400	Explorer.EXE	18
PID 1400 wrote to memory of 1328	1400	Explorer.EXE	19
PID 1400 wrote to memory of 2040	1400	Explorer.EXE	28
PID 1400 wrote to memory of 1020	1400	Explorer.EXE	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1228

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1328

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:1400
- C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
  "C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
    C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1056
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS8537~1.BAT"
      4⤵
      Deletes itself
      PID:2040

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "6217995551460742875729084648-1603666-7574887921740061767-265614992926686728"
1⤵
PID:1020

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\ms8537768.bat

Filesize
201B

MD5
32fe1da454966377ce5b31db065b49bb

SHA1
662af7be8acdf0c43a1adb0e5d3cfa9a6d72801e

SHA256
e3fa3cf7b4e82a375e3f35396b06bb32435dd146f085505c3ab506be7b245e7e

SHA512
56f8a87929cdb3c2a77125c078a790b05b346642fcfe7426017b2e7d8513fb5a3986d32b1da0794d404397ddad33a1fb9a8f12f2c65e5e650823dca797adbcd8

Download Submit
memory/1020-89-0x00000000000A0000-0x00000000000B7000-memory.dmp

Filesize
92KB

Download
memory/1020-88-0x00000000377C0000-0x00000000377D0000-memory.dmp

Filesize
64KB

Download
memory/1056-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-68-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-61-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-57-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-64-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-59-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1056-75-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1200-55-0x0000000075AC1000-0x0000000075AC3000-memory.dmp

Filesize
8KB

Download
memory/1200-66-0x00000000003B0000-0x00000000003B4000-memory.dmp

Filesize
16KB

Download
memory/1200-54-0x00000000002D0000-0x000000000037C000-memory.dmp

Filesize
688KB

Download
memory/1228-90-0x0000000000490000-0x00000000004A7000-memory.dmp

Filesize
92KB

Download
memory/1228-85-0x00000000377C0000-0x00000000377D0000-memory.dmp

Filesize
64KB

Download
memory/1328-86-0x00000000377C0000-0x00000000377D0000-memory.dmp

Filesize
64KB

Download
memory/1328-92-0x00000000001A0000-0x00000000001B7000-memory.dmp

Filesize
92KB

Download
memory/1400-76-0x00000000377C0000-0x00000000377D0000-memory.dmp

Filesize
64KB

Download
memory/1400-73-0x0000000002560000-0x0000000002577000-memory.dmp

Filesize
92KB

Download
memory/1400-91-0x0000000002560000-0x0000000002577000-memory.dmp

Filesize
92KB

Download
memory/1400-93-0x000007FEF6D50000-0x000007FEF6E93000-memory.dmp

Filesize
1.3MB

Download
memory/1400-94-0x000007FEA5FA0000-0x000007FEA5FAA000-memory.dmp

Filesize
40KB

Download
memory/2040-81-0x00000000000F0000-0x0000000000104000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing