formbook | 60ca428c51bf843b6e087548b7acc72532f27d553751432a8da73d5f6705d6a0

Analysis

max time kernel
147s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 15:48

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General

Target

RFQ-56566666.exe
Size

301KB
MD5

5715ba8843db8b546c7b02c4779f0da5
SHA1

f4829f717b13ccad4bb5522f6bec19b8a6542556
SHA256

6932485133a755307c9a47908b52a34a7bbf5748564477b1e40ae4ef3d8b484c
SHA512

568a99807055746769e9a7f2a1b6951aacb2a845b562600b25f69367ca0c216c4c7112931aabeaceb8bfea46bec4cdbf6ef4e1586c2301896d3476889f27cb58
SSDEEP

6144:zqOiKE8RZK5rwXROf4GPR1L5+8hDiNf533mVk+s48L1A:NRZK5KOfb5Xben8Zs48L1A

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/1596-5-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1596-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1036-15-0x0000000000D50000-0x0000000000D7F000-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 3 IoCs

description	pid	Process	procid_target
PID 2500 set thread context of 1596	2500	RFQ-56566666.exe	87
PID 1596 set thread context of 3432	1596	aspnet_compiler.exe	56
PID 1036 set thread context of 3432	1036	wscript.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	RFQ-56566666.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.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-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wscript.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2500	RFQ-56566666.exe
2500	RFQ-56566666.exe
2500	RFQ-56566666.exe
2500	RFQ-56566666.exe
1596	aspnet_compiler.exe
1596	aspnet_compiler.exe
1596	aspnet_compiler.exe
1596	aspnet_compiler.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1596	aspnet_compiler.exe
1596	aspnet_compiler.exe
1596	aspnet_compiler.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe
1036	wscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2500	RFQ-56566666.exe
Token: SeDebugPrivilege	1596	aspnet_compiler.exe
Token: SeDebugPrivilege	1036	wscript.exe
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 3504	2500	RFQ-56566666.exe	85
PID 2500 wrote to memory of 3504	2500	RFQ-56566666.exe	85
PID 2500 wrote to memory of 3504	2500	RFQ-56566666.exe	85
PID 2500 wrote to memory of 3588	2500	RFQ-56566666.exe	86
PID 2500 wrote to memory of 3588	2500	RFQ-56566666.exe	86
PID 2500 wrote to memory of 3588	2500	RFQ-56566666.exe	86
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 2500 wrote to memory of 1596	2500	RFQ-56566666.exe	87
PID 3432 wrote to memory of 1036	3432	Explorer.EXE	88
PID 3432 wrote to memory of 1036	3432	Explorer.EXE	88
PID 3432 wrote to memory of 1036	3432	Explorer.EXE	88
PID 1036 wrote to memory of 3156	1036	wscript.exe	90
PID 1036 wrote to memory of 3156	1036	wscript.exe	90
PID 1036 wrote to memory of 3156	1036	wscript.exe	90
PID 1036 wrote to memory of 3892	1036	wscript.exe	100
PID 1036 wrote to memory of 3892	1036	wscript.exe	100
PID 1036 wrote to memory of 3892	1036	wscript.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3432
- C:\Users\Admin\AppData\Local\Temp\RFQ-56566666.exe
  "C:\Users\Admin\AppData\Local\Temp\RFQ-56566666.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3504
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:3588
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1596
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:1036
- - 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:3156
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3892

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
80KB

MD5
db8376098dc9c96e4923f0f3b9a217bf

SHA1
bdcd7fc4a1c2ae82e8791a6ab5529dfbceb048dc

SHA256
4808d5d73bc098142738352200165385beec8b0f6def291a0351c36d451aba4c

SHA512
61cdf07202a4fcc4cb8d988019c2044c09347a4495a769241bb3dc78f6fc9d1eb1447b8064feaeaf9dcd9bf16786b5550b336ab9878b2abefc7fb9dc2e37dc0f

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/1036-14-0x00000000003A0000-0x00000000003C7000-memory.dmp

Filesize
156KB

Download
memory/1036-15-0x0000000000D50000-0x0000000000D7F000-memory.dmp

Filesize
188KB

Download
memory/1036-13-0x00000000003A0000-0x00000000003C7000-memory.dmp

Filesize
156KB

Download
memory/1596-11-0x0000000001280000-0x0000000001295000-memory.dmp

Filesize
84KB

Download
memory/1596-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1596-8-0x0000000001850000-0x0000000001B9A000-memory.dmp

Filesize
3.3MB

Download
memory/1596-5-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2500-0-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/2500-7-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/2500-4-0x0000000001840000-0x0000000001848000-memory.dmp

Filesize
32KB

Download
memory/2500-3-0x0000000001830000-0x0000000001842000-memory.dmp

Filesize
72KB

Download
memory/2500-2-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/2500-1-0x0000000000E20000-0x0000000000E6E000-memory.dmp

Filesize
312KB

Download
memory/3432-12-0x0000000007B50000-0x0000000007CFC000-memory.dmp

Filesize
1.7MB

Download
memory/3432-33-0x0000000003D60000-0x0000000003E25000-memory.dmp

Filesize
788KB

Download
memory/3432-32-0x0000000003D60000-0x0000000003E25000-memory.dmp

Filesize
788KB

Download
memory/3432-30-0x0000000007B50000-0x0000000007CFC000-memory.dmp

Filesize
1.7MB

Download