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File name:

DSR & CSR of Special Branch Sind.exe.malw

Full analysis: https://app.any.run/tasks/2e88cded-cb10-44c6-9bdb-f09528b2fe3b
Verdict: Malicious activity
Threats:

PlugX is a remote access trojan that is used extensively by Chinese APTs. The malware is primarily employed for spying on victims and can perform a variety of malicious activities, such as logging users’ keystrokes and exfiltrating information from browsers.

Analysis date: May 21, 2022, 05:45:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
installer
trojan
plugx
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows, Nullsoft Installer self-extracting archive
MD5:

E5A23E8A2C0F98850B1A43B595C08E63

SHA1:

9136EED34BEA473D0F8554FB1D914502B832F219

SHA256:

918DE40E8BA7E9C1BA555AA22C8ACBFDF77F9C050D5DDCD7BD0E3221195C876F

SSDEEP:

24576:+O4fCo55EnixaD3gUy3cJ31YIRE0Cb7AXnRcHJPVbWIeyEJUcIR:705dI3BZ1FRE0BXRchbepacQ

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • Drops executable file immediately after starts

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
      • DSR.exe (PID: 1808)
    • Changes the autorun value in the registry

      • DSR.exe (PID: 1808)
    • Loads dropped or rewritten executable

      • unsecapp.exe (PID: 1624)
      • DSR.exe (PID: 1808)
    • Application was dropped or rewritten from another process

      • DSR.exe (PID: 1808)
      • unsecapp.exe (PID: 1624)
  • SUSPICIOUS

    • Checks supported languages

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
      • DSR.exe (PID: 1808)
      • unsecapp.exe (PID: 1624)
    • Reads the computer name

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
      • unsecapp.exe (PID: 1624)
    • Executable content was dropped or overwritten

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
      • DSR.exe (PID: 1808)
    • Drops a file with a compile date too recent

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
      • DSR.exe (PID: 1808)
    • Uses RUNDLL32.EXE to load library

      • DSR & CSR of Special Branch Sind.exe.malw.exe (PID: 2932)
    • Starts itself from another location

      • DSR.exe (PID: 1808)
    • Creates files in the program directory

      • DSR.exe (PID: 1808)
    • Starts Microsoft Office Application

      • rundll32.exe (PID: 4068)
  • INFO

    • Checks supported languages

      • rundll32.exe (PID: 4068)
      • rundll32.exe (PID: 960)
      • WINWORD.EXE (PID: 3276)
    • Reads the computer name

      • rundll32.exe (PID: 960)
      • rundll32.exe (PID: 4068)
      • WINWORD.EXE (PID: 3276)
    • Reads Microsoft Office registry keys

      • rundll32.exe (PID: 4068)
      • WINWORD.EXE (PID: 3276)
    • Searches for installed software

      • WINWORD.EXE (PID: 3276)
    • Creates files in the user directory

      • WINWORD.EXE (PID: 3276)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | NSIS - Nullsoft Scriptable Install System (94.8)
.exe | Win32 Executable MS Visual C++ (generic) (3.4)
.dll | Win32 Dynamic Link Library (generic) (0.7)
.exe | Win32 Executable (generic) (0.5)
.exe | Generic Win/DOS Executable (0.2)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: 6
OSVersion: 4
EntryPoint: 0x323c
UninitializedDataSize: 1024
InitializedDataSize: 179712
CodeSize: 23552
LinkerVersion: 6
PEType: PE32
TimeStamp: 2009:12:05 23:50:46+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 05-Dec-2009 22:50:46
Detected languages:
  • English - United States

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0090
Pages in file: 0x0003
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x0000
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x0000
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x000000D8

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 5
Time date stamp: 05-Dec-2009 22:50:46
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x00005A5A
0x00005C00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.4177
.rdata
0x00007000
0x00001190
0x00001200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
5.18163
.data
0x00009000
0x0001AF98
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.70903
.ndata
0x00024000
0x00008000
0x00000000
IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x0002C000
0x0000F318
0x0000F400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.2274

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.20956
716
UNKNOWN
English - United States
RT_MANIFEST
2
4.88918
9640
UNKNOWN
English - United States
RT_ICON
3
5.25898
4264
UNKNOWN
English - United States
RT_ICON
4
5.25216
3752
UNKNOWN
English - United States
RT_ICON
5
5.57888
2216
UNKNOWN
English - United States
RT_ICON
6
3.88387
1384
UNKNOWN
English - United States
RT_ICON
7
5.57792
1128
UNKNOWN
English - United States
RT_ICON
8
3.01155
744
UNKNOWN
English - United States
RT_ICON
9
2.88344
296
UNKNOWN
English - United States
RT_ICON
103
3.08438
132
UNKNOWN
English - United States
RT_GROUP_ICON

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
VERSION.dll
ole32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
6
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start dsr & csr of special branch sind.exe.malw.exe rundll32.exe no specs rundll32.exe no specs dsr.exe unsecapp.exe winword.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2932"C:\Users\admin\AppData\Local\Temp\DSR & CSR of Special Branch Sind.exe.malw.exe" C:\Users\admin\AppData\Local\Temp\DSR & CSR of Special Branch Sind.exe.malw.exe
Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
4068"C:\Windows\System32\rundll32.exe" url.dll, FileProtocolHandler C:\Users\admin\AppData\Local\Temp\DSR.docxC:\Windows\System32\rundll32.exeDSR & CSR of Special Branch Sind.exe.malw.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
960"C:\Windows\System32\rundll32.exe" url.dll, FileProtocolHandler C:\Users\admin\AppData\Local\Temp\DSR.exeC:\Windows\System32\rundll32.exeDSR & CSR of Special Branch Sind.exe.malw.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
1808"C:\Users\admin\AppData\Local\Temp\DSR.exe" C:\Users\admin\AppData\Local\Temp\DSR.exe
rundll32.exe
User:
admin
Company:
ESET
Integrity Level:
MEDIUM
Description:
ESET HTTP Server Service
Exit code:
0
Version:
5.0.511.0
1624"C:\ProgramData\Microsoft Malware ProtectionGCg\unsecapp.exe" 6C:\ProgramData\Microsoft Malware ProtectionGCg\unsecapp.exe
DSR.exe
User:
admin
Company:
ESET
Integrity Level:
MEDIUM
Description:
ESET HTTP Server Service
Version:
5.0.511.0
3276"C:\Program Files\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\DSR.docx"C:\Program Files\Microsoft Office\Office14\WINWORD.EXErundll32.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Word
Version:
14.0.6024.1000
Total events
6 059
Read events
5 342
Write events
0
Delete events
0

Modification events

No data
Executable files
4
Suspicious files
4
Text files
2
Unknown types
2

Dropped files

PID
Process
Filename
Type
3276WINWORD.EXEC:\Users\admin\AppData\Local\Temp\CVRD2C8.tmp.cvr
MD5:
SHA256:
2932DSR & CSR of Special Branch Sind.exe.malw.exeC:\Users\admin\AppData\Local\Temp\nszD048.tmpbinary
MD5:26487A48B4E445E29D2E2694F2617996
SHA256:B62D0D31B8C8492579A1E9D250F3A200412167CC178DDFD3D0ECE9B11C1120C7
2932DSR & CSR of Special Branch Sind.exe.malw.exeC:\Users\admin\AppData\Local\Temp\DSR.docxdocument
MD5:783749C2DC386D826BF096A7563BA867
SHA256:9A8880B4495D103AE30F7B0CD77824C25E2ADCBD6F616E01798DE6DEFD1BBFEF
2932DSR & CSR of Special Branch Sind.exe.malw.exeC:\Users\admin\AppData\Local\Temp\http_dll.datbinary
MD5:190696FF285E2F893DAEBA106F6AA758
SHA256:E8ADA4BC075B6CA47C11C5C747D0F49702323AD13D87BF9459D12F4961CF169E
3276WINWORD.EXEC:\Users\admin\AppData\Local\Temp\~$DSR.docxpgc
MD5:3E6369E8695D82B4EA6DE2602F05A13C
SHA256:26E1EE417435C1D1B22076C9987F349662B497C608B5BC24403CC2661B4ECD05
2932DSR & CSR of Special Branch Sind.exe.malw.exeC:\Users\admin\AppData\Local\Temp\http_dll.dllexecutable
MD5:997DC81E8B83F02B64CA41FF4AEC3861
SHA256:3BF18AEE007E8935F5A54FD8BA515F14B4CAC7CF32924595F2793774562C7B79
3276WINWORD.EXEC:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotmpgc
MD5:2B76B883E904AF01ED93D9FBF16584E3
SHA256:636FF564F237ADFAF873F6C54F55E98869E997275F1B1FC63BCEFF9EBBCCE751
1808DSR.exeC:\ProgramData\Microsoft Malware ProtectionGCg\http_dll.dllexecutable
MD5:997DC81E8B83F02B64CA41FF4AEC3861
SHA256:3BF18AEE007E8935F5A54FD8BA515F14B4CAC7CF32924595F2793774562C7B79
1808DSR.exeC:\ProgramData\Microsoft Malware ProtectionGCg\http_dll.datbinary
MD5:190696FF285E2F893DAEBA106F6AA758
SHA256:E8ADA4BC075B6CA47C11C5C747D0F49702323AD13D87BF9459D12F4961CF169E
1808DSR.exeC:\ProgramData\Microsoft Malware ProtectionGCg\unsecapp.exeexecutable
MD5:28C6F235946FD694D2634C7A2F24C1BA
SHA256:C3159D4F85CEB84C4A0F7EA9208928E729A30DDDA4FEAD7EC6257C7DD1984763
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1624
unsecapp.exe
POST
198.200.35.58:80
http://www.apple-net.com/update?wd=cab468da
CN
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1624
unsecapp.exe
198.200.35.58:80
www.apple-net.com
PEG TECH INC
CN
malicious

DNS requests

Domain
IP
Reputation
www.apple-net.com
  • 198.200.35.58
malicious

Threats

PID
Process
Class
Message
1624
unsecapp.exe
Generic Protocol Command Decode
SURICATA HTTP Request line incomplete
1624
unsecapp.exe
Generic Protocol Command Decode
SURICATA Applayer Detect protocol only one direction
2 ETPRO signatures available at the full report
No debug info