0787ab32bc6d017f92cc06b39b11f03068c884cc9190793b474d8662b8ce0aab

General

Target

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
Size

284KB
MD5

5227780e4555ca60025d107d5baea9dd
SHA1

73caffd3824697f8686250ef6e6c4ac12ab39252
SHA256

a34dc2d8bfe4df50efffa7f78da986024d6a0822c035ccbac2b68b995a8c35a5
SHA512

b141e79f076f019bf852f6cd1a5a1c302410294fdb3d1eec4b11b9ed615f76ac1a3c636190fc5d02a4b1b52c0bb9b7d475b7dc92fa7b81b795f715e9fa6b69d4
SSDEEP

6144:1oYT0BiwUyoqwx658IIIOf1G4ELtrWWiz0Lm1+V+XjMSBaf/9:1oY+z8Byb+Xvw

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1312 cmd.exe

pid	process
1312	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
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

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXE

pid	process
1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE

pid	process
1204	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
Token: SeDebugPrivilege	1204	Explorer.EXE
Token: SeShutdownPrivilege	1204	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exeExplorer.EXE

description	pid	process	target process
PID 1444 wrote to memory of 1312	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe	cmd.exe
PID 1444 wrote to memory of 1312	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe	cmd.exe
PID 1444 wrote to memory of 1312	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe	cmd.exe
PID 1444 wrote to memory of 1312	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe	cmd.exe
PID 1444 wrote to memory of 1204	1444	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe	Explorer.EXE
PID 1204 wrote to memory of 1120	1204	Explorer.EXE	taskhost.exe
PID 1204 wrote to memory of 1168	1204	Explorer.EXE	Dwm.exe
PID 1204 wrote to memory of 1312	1204	Explorer.EXE	cmd.exe
PID 1204 wrote to memory of 1312	1204	Explorer.EXE	cmd.exe
PID 1204 wrote to memory of 1896	1204	Explorer.EXE	conhost.exe

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:1204

C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.pdf.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS7921~1.BAT"
3⤵
- Deletes itself
PID:1312

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

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

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "963036315-1952412037-3894554921629167763-1538750641205860071212958986331034735349"
1⤵
PID:1896

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

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Downloads

C:\Users\Admin\AppData\Roaming\ms7921405.bat

Filesize
201B

MD5
ae353ad80137368dcaa08c0980904fa7

SHA1
661fd99609e5c61a52f713f04b4bb5b1bb51db15

SHA256
0ecdd67265d6b65e3042946f25cd2072b8d61d32dcb72a37d8fdb30ea09070a9

SHA512
124479b116c6514b270713d989981b4d542733bd451101ca5d24f681996590f5fda6ef3641e37bb6123280646c7fdf9919c2b9cf280bad259de45655c952370f

Download Submit
memory/1120-71-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1120-74-0x0000000001CB0000-0x0000000001CC7000-memory.dmp

Filesize
92KB

Download
memory/1168-75-0x00000000001B0000-0x00000000001C7000-memory.dmp

Filesize
92KB

Download
memory/1168-73-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1204-76-0x0000000002A30000-0x0000000002A47000-memory.dmp

Filesize
92KB

Download
memory/1204-60-0x0000000002A30000-0x0000000002A47000-memory.dmp

Filesize
92KB

Download
memory/1204-63-0x0000000037C30000-0x0000000037C40000-memory.dmp

Filesize
64KB

Download
memory/1312-69-0x0000000000200000-0x0000000000214000-memory.dmp

Filesize
80KB

Download
memory/1312-59-0x0000000000000000-mapping.dmp

Download
memory/1444-54-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download
memory/1444-62-0x0000000000CA0000-0x0000000000CEA000-memory.dmp

Filesize
296KB

Download
memory/1444-56-0x0000000000CA0000-0x0000000000CEA000-memory.dmp

Filesize
296KB

Download
memory/1444-55-0x00000000000F0000-0x00000000000FE000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads