b541a6da320082f17cee7db94beb3afa5a85e4f23d3823df76ace5d2c243d3ec

Analysis

max time kernel
10s
max time network
35s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
24-11-2022 13:30

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General

Target

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
Size

277KB
MD5

07f800cbb4053497d25bc4211bdd1c39
SHA1

134f73a6c5e9c494b0261a62955f866364ddeda5
SHA256

b3744982a1529ee0e2a3f0df355304b7ccbaff83b7e8ffffd505b61d2d234107
SHA512

f5fcc7124c3fa5486b6381db5442181794d461cf868876f0e2059b4701cda57c92a20b25e86b4db8798727eb45fda5e5458e269fa874e6ab51842d51bf33bdaf
SSDEEP

6144:xscYiaYUpwXV9RIKWn/TUVs8oL48N8lqFzc+tRJShtQ:2cgzXrN8UbtPShO

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	Explorer.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\yloxxvsc.exe = "\"C:\\Users\\Admin\\AppData\\Roaming\\Identities\\yloxxvsc.exe\""	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

pid	process
4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe
4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

description pid process

Token: SeDebugPrivilege 4676 2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

description	pid	process
Token: SeDebugPrivilege	4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe

description	pid	process	target process
PID 4676 wrote to memory of 2128	4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 4676 wrote to memory of 2128	4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 4676 wrote to memory of 2128	4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	cmd.exe
PID 4676 wrote to memory of 2596	4676	2014_11rechnung_K4768955881_pdf_sign_telekom_de_deutschland_gmbh.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Adds Run key to start application
PID:2596

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:4676

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Roaming\MS7141~1.BAT"
3⤵
PID:2128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2128-134-0x0000000000000000-mapping.dmp

Download
memory/2596-135-0x00007FFFBCD90000-0x00007FFFBCDA0000-memory.dmp

Filesize
64KB

Download
memory/4676-132-0x00000000014C0000-0x0000000001535000-memory.dmp

Filesize
468KB

Download
memory/4676-133-0x00000000007D0000-0x000000000081C000-memory.dmp

Filesize
304KB

Download