3088e585d87c76caeacc2b419eb54afc66972c9ec332e3ec3cfc0217a0803d34

General

Target

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
Size

306KB
MD5

756fae3b80bf129ce578006534c1413f
SHA1

00ec3c18110067acd9014a27c366160f2ea18ab3
SHA256

69b81b054100dc55fa61aa0edb9acdecccb84ab84fa37177b33e5d9814067633
SHA512

10274e2d15f6c7990acee9dd6b8e4d3b30c5dc810321198257671862f125baecede3cb5193468f8361d3289fb4623cb3ab6a9f0caceb780eaa6e0e4ef4d1626e
SSDEEP

6144:Ci37LbbWiaYUpwXV9RIKWn/TUVs8oL48N8lqFzc+tRJShtvUdJk:CO/izXrN8UbtPShoJk

Score

7^/10

persistence

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1876 cmd.exe

pid	process
1876	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
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
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXE

pid	process
1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE
1252	Explorer.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1252 Explorer.EXE

pid	process
1252	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
Token: SeDebugPrivilege	1252	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1252 Explorer.EXE
1252 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1252 Explorer.EXE
1252 Explorer.EXE

pid	process
1252	Explorer.EXE
1252	Explorer.EXE

pid	process
1252	Explorer.EXE
1252	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exeExplorer.EXE

description	pid	process	target process
PID 1644 wrote to memory of 1876	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 1644 wrote to memory of 1876	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 1644 wrote to memory of 1876	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 1644 wrote to memory of 1876	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 1644 wrote to memory of 1252	1644	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	Explorer.EXE
PID 1252 wrote to memory of 1124	1252	Explorer.EXE	taskhost.exe
PID 1252 wrote to memory of 1192	1252	Explorer.EXE	Dwm.exe
PID 1252 wrote to memory of 1644	1252	Explorer.EXE	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
PID 1252 wrote to memory of 1876	1252	Explorer.EXE	cmd.exe
PID 1252 wrote to memory of 836	1252	Explorer.EXE	conhost.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1124

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:1252

C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
"C:\Users\Admin\AppData\Local\Temp\2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1644

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS8537~1.BAT"
3⤵
- Deletes itself
PID:1876

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1192

C:\Windows\system32\conhost.exe
\??\C:\Windows\system32\conhost.exe "-181225421-690704633-1227328825-802199726-1704300965-353629339-77005041552532917"
1⤵
PID:836

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\ms8537768.bat
Filesize
201B

MD5
32fe1da454966377ce5b31db065b49bb

SHA1
662af7be8acdf0c43a1adb0e5d3cfa9a6d72801e

SHA256
e3fa3cf7b4e82a375e3f35396b06bb32435dd146f085505c3ab506be7b245e7e

SHA512
56f8a87929cdb3c2a77125c078a790b05b346642fcfe7426017b2e7d8513fb5a3986d32b1da0794d404397ddad33a1fb9a8f12f2c65e5e650823dca797adbcd8

Download Submit
memory/836-82-0x00000000000D0000-0x00000000000E7000-memory.dmp

Filesize
92KB

Download
memory/836-75-0x0000000037A10000-0x0000000037A20000-memory.dmp

Filesize
64KB

Download
memory/1124-79-0x0000000001CC0000-0x0000000001CD7000-memory.dmp

Filesize
92KB

Download
memory/1124-66-0x0000000037A10000-0x0000000037A20000-memory.dmp

Filesize
64KB

Download
memory/1192-71-0x0000000037A10000-0x0000000037A20000-memory.dmp

Filesize
64KB

Download
memory/1192-80-0x0000000000120000-0x0000000000137000-memory.dmp

Filesize
92KB

Download
memory/1252-78-0x0000000002A10000-0x0000000002A27000-memory.dmp

Filesize
92KB

Download
memory/1252-60-0x0000000037A10000-0x0000000037A20000-memory.dmp

Filesize
64KB

Download
memory/1252-58-0x0000000002A10000-0x0000000002A27000-memory.dmp

Filesize
92KB

Download
memory/1644-67-0x0000000000280000-0x0000000000294000-memory.dmp

Filesize
80KB

Download
memory/1644-76-0x0000000000210000-0x000000000021E000-memory.dmp

Filesize
56KB

Download
memory/1644-77-0x0000000000D80000-0x0000000000DD4000-memory.dmp

Filesize
336KB

Download
memory/1644-54-0x0000000076581000-0x0000000076583000-memory.dmp

Filesize
8KB

Download
memory/1876-74-0x0000000037BC0000-0x0000000037BD0000-memory.dmp

Filesize
64KB

Download
memory/1876-81-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/1876-57-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads