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File name:

60157763.jpg

Full analysis: https://app.any.run/tasks/086402ff-ba28-4c40-8ff0-f30924472274
Verdict: Malicious activity
Threats:

FormBook is a data stealer that is being distributed as a MaaS. FormBook differs from a lot of competing malware by its extreme ease of use that allows even the unexperienced threat actors to use FormBook virus.

Analysis date: February 19, 2019, 13:35:27
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
trojan
formbook
stealer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

A87ABE41FA3329CB62D00B3AF3EA8A47

SHA1:

5CA6FDA3AF6084F0B9CF928256FE329F2D0FAE3C

SHA256:

37C603C0781CC60281032D38BA9F215EA745E4BCDED321FCC3EBD5571D5CBBC6

SSDEEP:

12288:X4agwW3BFuZseLhs1W7Trzx5GFVEEwzNQCSste4qBQJi:oh5QZseLgW/ZcFpcQCpOBE

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

    • Writes to a start menu file

      • yiysg.exe (PID: 3880)
    • Changes the autorun value in the registry

      • lsm.exe (PID: 3128)
    • Formbook was detected

      • lsm.exe (PID: 3128)
      • Firefox.exe (PID: 2388)
    • Connects to CnC server

      • explorer.exe (PID: 284)
    • FORMBOOK was detected

      • explorer.exe (PID: 284)
    • Stealing of credential data

      • lsm.exe (PID: 3128)
    • Actions looks like stealing of personal data

      • lsm.exe (PID: 3128)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • 60157763.jpg.exe (PID: 3008)
    • Starts itself from another location

      • 60157763.jpg.exe (PID: 3008)
    • Creates files in the user directory

      • 60157763.jpg.exe (PID: 3008)
      • yiysg.exe (PID: 3880)
      • lsm.exe (PID: 3128)
    • Application launched itself

      • yiysg.exe (PID: 3880)
    • Loads DLL from Mozilla Firefox

      • lsm.exe (PID: 3128)
  • INFO

    • Creates files in the user directory

      • Firefox.exe (PID: 2388)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 Executable Delphi generic (37.4)
.scr | Windows screen saver (34.5)
.exe | Win32 Executable (generic) (11.9)
.exe | Win16/32 Executable Delphi generic (5.4)
.exe | Generic Win/DOS Executable (5.2)

EXIF

EXE

Subsystem: Windows GUI
SubsystemVersion: 4
ImageVersion: -
OSVersion: 4
EntryPoint: 0x61638
UninitializedDataSize: -
InitializedDataSize: 263168
CodeSize: 395264
LinkerVersion: 2.25
PEType: PE32
TimeStamp: 1992:03:05 18:31:00+01:00
MachineType: Intel 386 or later, and compatibles

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 05-Mar-1992 17:31:00
Detected languages:
  • English - United States

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 8
Time date stamp: 05-Mar-1992 17:31:00
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
CODE
0x00001000
0x00060680
0x00060800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.61474
DATA
0x00062000
0x0000192C
0x00001A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.56232
BSS
0x00064000
0x00000E31
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x00065000
0x000021D0
0x00002200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.89812
.tls
0x00068000
0x00000010
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x00069000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
0.200582
.reloc
0x0006A000
0x00006F88
0x00007000
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
6.6451
.rsrc
0x00071000
0x00035570
0x00035600
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED
7.3767

Resources

Title
Entropy
Size
Codepage
Language
Type
1
4.01277
1128
Latin 1 / Western European
English - United States
RT_ICON
2
2.80231
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
3
3.00046
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
4
2.56318
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
5
2.6949
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
6
2.62527
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
7
2.91604
308
Latin 1 / Western European
UNKNOWN
RT_CURSOR
583
5.21095
968
Latin 1 / Western European
English - United States
RT_CURSOR
584
4.0808
968
Latin 1 / Western European
English - United States
RT_CURSOR
585
4.0808
968
Latin 1 / Western European
English - United States
RT_CURSOR

Imports

advapi32.dll
comctl32.dll
comdlg32.dll
gdi32.dll
kernel32.dll
oleaut32.dll
user32.dll
version.dll
winspool.drv
No data.
screenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
34
Monitored processes
6
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start 60157763.jpg.exe yiysg.exe yiysg.exe no specs #FORMBOOK lsm.exe #FORMBOOK firefox.exe no specs #FORMBOOK explorer.exe

Process information

PID
CMD
Path
Indicators
Parent process
3008"C:\Users\admin\AppData\Roaming\60157763.jpg.exe" C:\Users\admin\AppData\Roaming\60157763.jpg.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3880"C:\Users\admin\AppData\Roaming\sithe\yiysg.exe"C:\Users\admin\AppData\Roaming\sithe\yiysg.exe
60157763.jpg.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
2768"C:\Users\admin\AppData\Roaming\sithe\yiysg.exe"C:\Users\admin\AppData\Roaming\sithe\yiysg.exeyiysg.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
3128"C:\Windows\System32\lsm.exe"C:\Windows\System32\lsm.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Local Session Manager Service
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
2388"C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe
lsm.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
61.0.2
284C:\Windows\Explorer.EXEC:\Windows\explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Total events
885
Read events
883
Write events
2
Delete events
0

Modification events

(PID) Process:(284) explorer.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Action Center\Checks\{C8E6F269-B90A-4053-A3BE-499AFCEC98C4}.check.0
Operation:writeName:CheckSetting
Value:
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
(PID) Process:(3128) lsm.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:GBCLFNTX484
Value:
C:\Users\admin\AppData\Roaming\sithe\yiysg.exe
Executable files
1
Suspicious files
73
Text files
2
Unknown types
0

Dropped files

PID
Process
Filename
Type
300860157763.jpg.exeC:\Users\admin\AppData\Roaming\sithe\yiysg.exe:ZoneIdentifier
MD5:
SHA256:
3128lsm.exeC:\Users\admin\AppData\Roaming\LN5N76EE\LN5logrc.inibinary
MD5:2855A82ECDD565B4D957EC2EE05AED26
SHA256:88E38DA5B12DD96AFD9DC90C79929EC31D8604B1AFDEBDD5A02B19249C08C939
3880yiysg.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sithe.vbstext
MD5:B718072CD478174491BDE71301A1F1D3
SHA256:F8808D63A5743C7A03B15045C16F99F8F38678561E03C25E2C4F9E9EF3C3FB11
300860157763.jpg.exeC:\Users\admin\AppData\Roaming\sithe\yiysg.exeexecutable
MD5:A87ABE41FA3329CB62D00B3AF3EA8A47
SHA256:37C603C0781CC60281032D38BA9F215EA745E4BCDED321FCC3EBD5571D5CBBC6
3128lsm.exeC:\Users\admin\AppData\Roaming\LN5N76EE\LN5logim.jpegimage
MD5:FBE6F32D9B959C6356B8B0DD30D9DFC0
SHA256:E3050D089835350CC9E009D07F2090344B7AD88101C278501B2C01856FCF1B06
3128lsm.exeC:\Users\admin\AppData\Roaming\LN5N76EE\LN5logrv.inibinary
MD5:BA3B6BC807D4F76794C4B81B09BB9BA5
SHA256:6EEBF968962745B2E9DE2CA969AF7C424916D4E3FE3CC0BB9B3D414ABFCE9507
3128lsm.exeC:\Users\admin\AppData\Roaming\LN5N76EE\LN5logri.inibinary
MD5:D63A82E5D81E02E399090AF26DB0B9CB
SHA256:EAECE2EBA6310253249603033C744DD5914089B0BB26BDE6685EC9813611BAAE
2388Firefox.exeC:\Users\admin\AppData\Roaming\LN5N76EE\LN5logrf.inibinary
MD5:2F245469795B865BDD1B956C23D7893D
SHA256:1662D01A2D47B875A34FC7A8CD92E78CB2BA7F34023C7FD2639CBB10B8D94361
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
4
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
284
explorer.exe
POST
39.107.93.206:80
http://www.bosuv.com/by/
CN
malicious
284
explorer.exe
GET
404
39.107.93.206:80
http://www.bosuv.com/by/?6lJTLb=BKcyhS6bUH1RpuqlMZg6bCOZpxIQqG59+I6htZtiHIV5uE5Il25nE5sVooMmcAtjLHSd3Q==&uFO0=XPxhJr4xG&sql=1
CN
html
1.05 Kb
malicious
284
explorer.exe
POST
39.107.93.206:80
http://www.bosuv.com/by/
CN
malicious
284
explorer.exe
POST
39.107.93.206:80
http://www.bosuv.com/by/
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
284
explorer.exe
39.107.93.206:80
www.bosuv.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
malicious

DNS requests

Domain
IP
Reputation
www.heezan.com
unknown
www.88qifu.com
unknown
www.bosuv.com
  • 39.107.93.206
malicious

Threats

PID
Process
Class
Message
284
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (GET)
284
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] FormBook CnC Checkin (POST)
284
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
284
explorer.exe
A Network Trojan was detected
MALWARE [PTsecurity] TrojanSpy:FormBook CnC Checkin (POST)
3 ETPRO signatures available at the full report
No debug info