formbook | 62e44671bc5246a9e8b973d24ae92e8df17c17bea451993f7baae05580e4d6bd

Analysis

max time kernel
148s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 04:22

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General

Target

PO__63537353636___IME JPEG.exe
Size

242KB
MD5

9e401b1980973e79bc19c1e3ffe174bc
SHA1

ee948ec25692949114b3cd2c10d48d17dd2c6ad9
SHA256

9d192f8239db65d0e6cbc8e080b2177e237f93cfd8b4a4065bf709ed3b69ac47
SHA512

843fb44ba636367a8f7fbf8ade609ac61103769c1850580ec6bea2f01862be54451d0cc3c6e3f4f6dabc6d02c334ae92c69f3d0c6dd0e43c051c3a418fa0f300
SSDEEP

6144:93vpQ10lPSHF3riXXNYgTdQDWThv2qwMHtkTXR2i+P9+ZA:FLEAvWutkTBvQ+ZA

Score

10^/10

formbook u2s7 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

u2s7

Decoy

mixso.site

rlagnin.com

imini.top

grapejulius.com

pkcomputer.online

surepolka.com

petahansen.com

rodriguezlawncare.net

oscartheelearning.ninja

gcubaang.top

learnserver.site

weddinginthehamptons.com

doctorverma.online

epicsx.com

signmole.shop

storetrade.store

htlenderschampionship.com

tigerexch-official.net

momentum6labs.com

safetyconsultants.sydney

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Formbook family
formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/2312-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2312-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2312-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2180-22-0x0000000000600000-0x000000000062F000-memory.dmp	formbook

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3460 set thread context of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 2312 set thread context of 3404	2312	Caspol.exe	56
PID 2312 set thread context of 3404	2312	Caspol.exe	56
PID 2180 set thread context of 3404	2180	netsh.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO__63537353636___IME JPEG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	netsh.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3460	PO__63537353636___IME JPEG.exe
3460	PO__63537353636___IME JPEG.exe
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2312	Caspol.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe
2180	netsh.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	3460	PO__63537353636___IME JPEG.exe
Token: SeDebugPrivilege	2312	Caspol.exe
Token: SeDebugPrivilege	2180	netsh.exe
Token: SeShutdownPrivilege	3404	Explorer.EXE
Token: SeCreatePagefilePrivilege	3404	Explorer.EXE
Token: SeShutdownPrivilege	3404	Explorer.EXE
Token: SeCreatePagefilePrivilege	3404	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3460 wrote to memory of 4624	3460	PO__63537353636___IME JPEG.exe	82
PID 3460 wrote to memory of 4624	3460	PO__63537353636___IME JPEG.exe	82
PID 3460 wrote to memory of 4624	3460	PO__63537353636___IME JPEG.exe	82
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3460 wrote to memory of 2312	3460	PO__63537353636___IME JPEG.exe	83
PID 3404 wrote to memory of 2180	3404	Explorer.EXE	84
PID 3404 wrote to memory of 2180	3404	Explorer.EXE	84
PID 3404 wrote to memory of 2180	3404	Explorer.EXE	84
PID 2180 wrote to memory of 1396	2180	netsh.exe	89
PID 2180 wrote to memory of 1396	2180	netsh.exe	89
PID 2180 wrote to memory of 1396	2180	netsh.exe	89
PID 2180 wrote to memory of 2392	2180	netsh.exe	94
PID 2180 wrote to memory of 2392	2180	netsh.exe	94
PID 2180 wrote to memory of 2392	2180	netsh.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Users\Admin\AppData\Local\Temp\PO__63537353636___IME JPEG.exe
  "C:\Users\Admin\AppData\Local\Temp\PO__63537353636___IME JPEG.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3460
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
    3⤵
    PID:4624
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2312
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2180
- - C:\Windows\SysWOW64\cmd.exe
    /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1396
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1

Filesize
40KB

MD5
a182561a527f929489bf4b8f74f65cd7

SHA1
8cd6866594759711ea1836e86a5b7ca64ee8911f

SHA256
42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

SHA512
9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

Download Submit
C:\Users\Admin\AppData\Roaming\64L210PV\64Llogim.jpeg

Filesize
79KB

MD5
28033fa5e8e169334a31da1684ba5473

SHA1
277d6bfd4f4f762bf5c56339640a3db3267c3003

SHA256
6779db68ef95101fe8ebf716dab09d816fd1f80e41aac8cce49d56a7a61b26ad

SHA512
986f54507bc47befaeceabf02d14a6e755ee4827cbce7dbce47ef8945e5a26a62f3a164118204e9f2e9e5c4a0303f6f417a28749ac429c1fd06e2d0973ac6ea3

Download Submit
C:\Users\Admin\AppData\Roaming\64L210PV\64Llogrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\64L210PV\64Llogrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\64L210PV\64Llogri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\64L210PV\64Llogrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/2180-22-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/2180-21-0x0000000000A00000-0x0000000000A1E000-memory.dmp

Filesize
120KB

Download
memory/2180-19-0x0000000000A00000-0x0000000000A1E000-memory.dmp

Filesize
120KB

Download
memory/2312-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2312-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2312-12-0x0000000000F90000-0x0000000000FA5000-memory.dmp

Filesize
84KB

Download
memory/2312-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2312-16-0x0000000001010000-0x0000000001025000-memory.dmp

Filesize
84KB

Download
memory/2312-9-0x0000000001320000-0x000000000166A000-memory.dmp

Filesize
3.3MB

Download
memory/3404-43-0x0000000007FD0000-0x00000000080DF000-memory.dmp

Filesize
1.1MB

Download
memory/3404-44-0x0000000007FD0000-0x00000000080DF000-memory.dmp

Filesize
1.1MB

Download
memory/3404-17-0x00000000040B0000-0x0000000004192000-memory.dmp

Filesize
904KB

Download
memory/3404-13-0x0000000002790000-0x000000000292D000-memory.dmp

Filesize
1.6MB

Download
memory/3404-18-0x0000000002790000-0x000000000292D000-memory.dmp

Filesize
1.6MB

Download
memory/3404-37-0x00000000040B0000-0x0000000004192000-memory.dmp

Filesize
904KB

Download
memory/3404-51-0x0000000007FD0000-0x00000000080DF000-memory.dmp

Filesize
1.1MB

Download
memory/3460-8-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3460-5-0x0000000003210000-0x0000000003218000-memory.dmp

Filesize
32KB

Download
memory/3460-4-0x0000000003200000-0x000000000320C000-memory.dmp

Filesize
48KB

Download
memory/3460-3-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3460-2-0x00000000058F0000-0x000000000592E000-memory.dmp

Filesize
248KB

Download
memory/3460-1-0x0000000000F20000-0x0000000000F60000-memory.dmp

Filesize
256KB

Download
memory/3460-0-0x0000000074ECE000-0x0000000074ECF000-memory.dmp

Filesize
4KB

Download