3b7cb94c229e4650edb86716072fcbbc59fab6b84ebf2d4301e1d4e79886a124

General

Target

2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
Size

148KB
MD5

69a462f5962e03c6dc1d34b3ec702ef7
SHA1

42a898eb901252f9839b3376e91c80eb508ecf40
SHA256

7cad924cac4762e897aa2d5406cf63083e9d44d86f61cdde86946e0419746a2c
SHA512

252f8baabb0f160c2886b8d781a55ac747fc443029428929e52d42974eb8bbcc362181b8813c45a91d21dde405859943dd59d148d5f4bb04a5e44e02cca9260f
SSDEEP

3072:xQ/LFEPXCmqhQkGmgb6/d33HfI5NxwCshg0e4FeV3q0E:iTePXBaQkG7G5/Izbye4oVq0

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1356	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-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run\engtvbbi.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\engtvbbi.exe\""	Explorer.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1156 set thread context of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1200	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
Token: SeDebugPrivilege	1200	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe
1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 1156 wrote to memory of 584	1156	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	28
PID 584 wrote to memory of 1356	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	29
PID 584 wrote to memory of 1356	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	29
PID 584 wrote to memory of 1356	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	29
PID 584 wrote to memory of 1356	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	29
PID 584 wrote to memory of 1200	584	2014_11rechnung_pdf_telekom_0000283882_november_00288273_11_0000000392_000005.exe	15
PID 1200 wrote to memory of 1120	1200	Explorer.EXE	17
PID 1200 wrote to memory of 1172	1200	Explorer.EXE	16
PID 1200 wrote to memory of 1356	1200	Explorer.EXE	29
PID 1200 wrote to memory of 1356	1200	Explorer.EXE	29
PID 1200 wrote to memory of 1804	1200	Explorer.EXE	30

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: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"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1156
- - 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:584
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS3024~1.BAT"
      4⤵
      Deletes itself
      PID:1356

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-1197745028144752550-234648853-2135675867-1899269697-511791271-349632908-891541334"
1⤵
PID:1804

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\ms3024091.bat

Filesize
201B

MD5
9c30c08ff702a4af3452b41f716bbf0a

SHA1
a9f08a97937fb85072640263f058d7423c284a17

SHA256
6e437ed21d2f9e34800cf199a0ebe3ea3645d515f536f6efc0b13c02afef160b

SHA512
cc5a1427ad792b0ff9726146c096c0623cb25ba30a2a3b91fff52f303293e575dd93c6a1cd6b2cab35051d1da970653abeecbb5186cca8b8248b2883cd76066d

Download Submit
memory/584-74-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-58-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-56-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-55-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-62-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-63-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-67-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/584-60-0x0000000000400000-0x0000000000412000-memory.dmp

Filesize
72KB

Download
memory/1120-92-0x0000000000420000-0x0000000000437000-memory.dmp

Filesize
92KB

Download
memory/1120-85-0x0000000036EB0000-0x0000000036EC0000-memory.dmp

Filesize
64KB

Download
memory/1156-54-0x0000000075671000-0x0000000075673000-memory.dmp

Filesize
8KB

Download
memory/1156-65-0x0000000000300000-0x0000000000304000-memory.dmp

Filesize
16KB

Download
memory/1172-93-0x0000000001B40000-0x0000000001B57000-memory.dmp

Filesize
92KB

Download
memory/1172-88-0x0000000036EB0000-0x0000000036EC0000-memory.dmp

Filesize
64KB

Download
memory/1200-72-0x0000000002960000-0x0000000002977000-memory.dmp

Filesize
92KB

Download
memory/1200-75-0x0000000036EB0000-0x0000000036EC0000-memory.dmp

Filesize
64KB

Download
memory/1200-91-0x0000000002960000-0x0000000002977000-memory.dmp

Filesize
92KB

Download
memory/1356-89-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/1356-81-0x00000000001B0000-0x00000000001C4000-memory.dmp

Filesize
80KB

Download
memory/1804-90-0x00000000000D0000-0x00000000000E7000-memory.dmp

Filesize
92KB

Download

Analysis

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