analyze malware
  • Huge database of samples and IOCs
  • Custom VM setup
  • Unlimited submissions
  • Interactive approach
Sign up, it’s free
File name:

build.exe

Full analysis: https://app.any.run/tasks/d03b7038-9d48-4e49-af8b-5ee1c0e7aca7
Verdict: Malicious activity
Threats:

Stealers are a group of malicious software that are intended for gaining unauthorized access to users’ information and transferring it to the attacker. The stealer malware category includes various types of programs that focus on their particular kind of data, including files, passwords, and cryptocurrency. Stealers are capable of spying on their targets by recording their keystrokes and taking screenshots. This type of malware is primarily distributed as part of phishing campaigns.

Analysis date: July 17, 2019, 10:47:22
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
evasion
stealer
baldr
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

18D82DA56B3E26EB4B18D5D916192B98

SHA1:

8EB8FC44A5D61C058B47EA0925CBD9D119297917

SHA256:

96B71B9F53D84849794622F647D194801CEF3BE605C6C839082C0A7AA7E9B047

SSDEEP:

3072:Pu3v581hQusEakU8QaMJhjPefGr3uXk3EGduhprjO7P:W58nQVEakt0NPeeLuXAsKz

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

    • Actions looks like stealing of personal data

      • build.exe (PID: 3376)
    • BALDR was detected

      • build.exe (PID: 3376)
    • Stealing of credential data

      • build.exe (PID: 3376)
    • Connects to CnC server

      • build.exe (PID: 3376)
    • Changes the autorun value in the registry

      • MSCBoard.exe (PID: 2844)
      • s4hye05ppd.exe (PID: 1312)
      • MSCBoard.exe (PID: 3396)
      • dllhost.exe (PID: 3580)
    • Application was dropped or rewritten from another process

      • MSCBoard.exe (PID: 2844)
      • MSCBoard.exe (PID: 3396)
      • s4hye05ppd.exe (PID: 1312)
      • dllhost.exe (PID: 3580)
    • Loads dropped or rewritten executable

      • build.exe (PID: 3376)
  • SUSPICIOUS

    • Reads the cookies of Google Chrome

      • build.exe (PID: 3376)
    • Executable content was dropped or overwritten

      • build.exe (PID: 3376)
      • MSCBoard.exe (PID: 2844)
      • s4hye05ppd.exe (PID: 1312)
    • Checks for external IP

      • build.exe (PID: 3376)
    • Starts itself from another location

      • MSCBoard.exe (PID: 2844)
      • s4hye05ppd.exe (PID: 1312)
    • Reads Environment values

      • build.exe (PID: 3376)
  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Generic CIL Executable (.NET, Mono, etc.) (56.7)
.exe | Win64 Executable (generic) (21.3)
.scr | Windows screen saver (10.1)
.dll | Win32 Dynamic Link Library (generic) (5)
.exe | Win32 Executable (generic) (3.4)

EXIF

EXE

AssemblyVersion: 1.0.0.0
ProductVersion: 1.0.0.0
ProductName: -
OriginalFileName: ARM.exe
LegalTrademarks: -
LegalCopyright: Copyright © 2019
InternalName: ARM.exe
FileVersion: 1.0.0.0
FileDescription: -
CompanyName: -
Comments: -
CharacterSet: Unicode
LanguageCode: Neutral
FileSubtype: -
ObjectFileType: Executable application
FileOS: Win32
FileFlags: (none)
FileFlagsMask: 0x003f
ProductVersionNumber: 1.0.0.0
FileVersionNumber: 1.0.0.0
Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x1581e
UninitializedDataSize: -
InitializedDataSize: 1536
CodeSize: 80384
LinkerVersion: 8
PEType: PE32
TimeStamp: 2019:07:15 02:39:10+02:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 15-Jul-2019 00:39:10
Comments: -
CompanyName: -
FileDescription: -
FileVersion: 1.0.0.0
InternalName: ARM.exe
LegalCopyright: Copyright © 2019
LegalTrademarks: -
OriginalFilename: ARM.exe
ProductName: -
ProductVersion: 1.0.0.0
Assembly Version: 1.0.0.0

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: 0x00000080

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 3
Time date stamp: 15-Jul-2019 00:39:10
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x00013824
0x00013A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.64785
.rsrc
0x00016000
0x00000400
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.61009
.reloc
0x00018000
0x0000000C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
0.10191

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.20533
740
UNKNOWN
UNKNOWN
RT_VERSION

Imports

mscoree.dll
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
5
Malicious processes
5
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start drop and start #BALDR build.exe mscboard.exe mscboard.exe s4hye05ppd.exe dllhost.exe

Process information

PID
CMD
Path
Indicators
Parent process
3376"C:\Users\admin\AppData\Local\Temp\build.exe" C:\Users\admin\AppData\Local\Temp\build.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
2844"C:\Users\admin\AppData\Local\Temp\MSCBoard.exe" C:\Users\admin\AppData\Local\Temp\MSCBoard.exe
build.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Messages Board
Exit code:
0
Version:
1.0.0.0
3396"C:\Users\admin\AppData\Local\MSCBoard\MSCBoard.exe" -lC:\Users\admin\AppData\Local\MSCBoard\MSCBoard.exe
MSCBoard.exe
User:
admin
Integrity Level:
MEDIUM
Description:
Messages Board
Version:
1.0.0.0
1312"C:\Users\admin\AppData\Local\Temp\s4hye05ppd.exe" C:\Users\admin\AppData\Local\Temp\s4hye05ppd.exe
build.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
3580"C:\Users\admin\AppData\Local\Microsoft.SecurityKL\dllhost.exe" -kC:\Users\admin\AppData\Local\Microsoft.SecurityKL\dllhost.exe
s4hye05ppd.exe
User:
admin
Integrity Level:
MEDIUM
Version:
1.0.0.0
Total events
1 109
Read events
1 092
Write events
17
Delete events
0

Modification events

(PID) Process:(3376) build.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(3376) build.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2844) MSCBoard.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:MSCBoard
Value:
"C:\Users\admin\AppData\Local\MSCBoard\MSCBoard.exe" -l
(PID) Process:(3376) build.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Multimedia\DrawDib
Operation:writeName:vga.drv 1280x720x32(BGR 0)
Value:
31,31,31,31
(PID) Process:(2844) MSCBoard.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2844) MSCBoard.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(3396) MSCBoard.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:MSCBoard
Value:
"C:\Users\admin\AppData\Local\MSCBoard\MSCBoard.exe" -l
(PID) Process:(1312) s4hye05ppd.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:SecurityKey
Value:
"C:\Users\admin\AppData\Local\Microsoft.SecurityKL\dllhost.exe" -k
(PID) Process:(1312) s4hye05ppd.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1312) s4hye05ppd.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
6
Suspicious files
5
Text files
18
Unknown types
2

Dropped files

PID
Process
Filename
Type
3376build.exeC:\Users\admin\AppData\Local\Temp\zyzra4gob53a
MD5:
SHA256:
3376build.exeC:\Users\admin\AppData\Local\arm.logs\BitCoin\info.txttext
MD5:2F9262728DB6BB95FF3F362A500B2B15
SHA256:C85C476DA589EE43BA462E758195697528D558D405EB0B8DC27A9E034E96A282
3376build.exeC:\Users\admin\AppData\Local\arm.logs\Desktop Files\contractplace.rtftext
MD5:CBE529BAA7D4E9FEFAA81A3A7A239DC8
SHA256:14C60FF6CB85A50B7DAA6CA158140FBB813FF4A26F6E82FEBD074F4ECB6CEFE7
3376build.exeC:\Users\admin\AppData\Local\arm.logs\Browsers\Passwords.txttext
MD5:A5C22431970929C1A0CEF532B3630C85
SHA256:A296A62F08549B646F10917DFDF6712CDB479CA8F51264E661D75484446B39CB
3376build.exeC:\Users\admin\AppData\Local\arm.plugins\KeyLogger.dllexecutable
MD5:8E03DECF1880E2830C3AD39AE223E749
SHA256:FA88A7998BF07798169C95955452216972C24A67FAE2422A5BFD3DCD4F098939
3376build.exeC:\Users\admin\AppData\Local\Temp\MSCBoard.exeexecutable
MD5:18CC0D1D0925A76A03036D1C4F55CE64
SHA256:3803285DA9E8036618A35F33B4D83624D6DD9352AC2CB93D7ED0FD6AD062A9A7
3376build.exeC:\Users\admin\AppData\Local\arm.plugins\WebCam.dllexecutable
MD5:5D08A914EF32F81FF7A0450B0D42AA11
SHA256:BD74765A3345D597572B0B3B664637610F14C3A4E19E746642C66FB6927A78DF
3376build.exeC:\Users\admin\AppData\Local\arm.logs\Desktop Files\thursdaytopic.rtftext
MD5:C83495D8010BDDAEE95249812BB24A50
SHA256:83C39C9EEB3EB899B3ED111A87B3D237414879A02D499DC9C5B633B832A37D3E
3376build.exeC:\Users\admin\AppData\Local\arm.logs\Desktop Files\limitedbeach.rtftext
MD5:885D9941786446FB0B285A48AF81E7BD
SHA256:9E7CD97F51319EE23F85E9F52C182D759921F861654F4DBC0838BBE69023B65D
3376build.exeC:\Users\admin\AppData\Local\arm.logs\Skype\Local Storage\leveldb\LOGtext
MD5:7F39B22308B34B4138A09991EC4D41C5
SHA256:31C4D714AFBFAB8D23AE08F061F6A5F1E46A26B0AB20795EAC7D2134A55CCEB6
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
3
DNS requests
2
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3376
build.exe
GET
200
185.194.141.58:80
http://ip-api.com/json/
DE
text
253 b
shared
3376
build.exe
POST
200
141.8.192.151:80
http://f0315362.xsph.ru/ARMBot/upload.php
RU
malicious
3376
build.exe
POST
200
141.8.192.151:80
http://f0315362.xsph.ru/ARMBot/logs.php
RU
text
5 b
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
3376
build.exe
185.194.141.58:80
ip-api.com
netcup GmbH
DE
unknown
3376
build.exe
141.8.192.151:80
f0315362.xsph.ru
Sprinthost.ru LLC
RU
malicious

DNS requests

Domain
IP
Reputation
ip-api.com
  • 185.194.141.58
shared
f0315362.xsph.ru
  • 141.8.192.151
malicious

Threats

PID
Process
Class
Message
3376
build.exe
Potential Corporate Privacy Violation
ET POLICY External IP Lookup ip-api.com
3376
build.exe
Potential Corporate Privacy Violation
AV POLICY Internal Host Retrieving External IP Address (ip-api. com)
3376
build.exe
A Network Trojan was detected
MALWARE [PTsecurity] Baldr.Stealer C2 Response
No debug info