formbook | 99a840d4975556606c5c996a4b939ab0351a7a1839109433d0d8c4c5ac2be75e

Analysis

max time kernel
149s
max time network
151s
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 16:43

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General

Target

PO__63537353636___IME JPEG.exe
Size

247KB
MD5

ea63eb54dfdd8f74262614563048a01b
SHA1

7ea1cc47710b4c399fac4cb9152b42fed5ec7f59
SHA256

3ffe776b0fc18193afce55f3502e1c895f7a10d3b01604f9953a1beb72be97fc
SHA512

acd89deb5f8d3299c5801f67149bb5bb70a6388c9939d1bb1fb4bd3aeda5704afc9b85db7b2d993f59e14340ea74339f7d806f1ae885db3745aef2a5a9c4b5a2
SSDEEP

6144:DQuqHcCDhh++6Cn6lun/ur4oCXQk4OvbqRK7P0+Ar7:kBHcCDhY1CGu/E4oCXQmzqRa0+s7

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/1788-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1788-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4132-16-0x00000000008E0000-0x000000000090F000-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 3304 set thread context of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 1788 set thread context of 3380	1788	Regsvcs.exe	56
PID 4132 set thread context of 3380	4132	control.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	control.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-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	control.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1788	Regsvcs.exe
1788	Regsvcs.exe
1788	Regsvcs.exe
1788	Regsvcs.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1788	Regsvcs.exe
1788	Regsvcs.exe
1788	Regsvcs.exe
4132	control.exe
4132	control.exe
4132	control.exe
4132	control.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	Regsvcs.exe
Token: SeDebugPrivilege	4132	control.exe
Token: SeShutdownPrivilege	3380	Explorer.EXE
Token: SeCreatePagefilePrivilege	3380	Explorer.EXE
Token: SeShutdownPrivilege	3380	Explorer.EXE
Token: SeCreatePagefilePrivilege	3380	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3304 wrote to memory of 1788	3304	PO__63537353636___IME JPEG.exe	82
PID 3380 wrote to memory of 4132	3380	Explorer.EXE	83
PID 3380 wrote to memory of 4132	3380	Explorer.EXE	83
PID 3380 wrote to memory of 4132	3380	Explorer.EXE	83
PID 4132 wrote to memory of 3496	4132	control.exe	84
PID 4132 wrote to memory of 3496	4132	control.exe	84
PID 4132 wrote to memory of 3496	4132	control.exe	84
PID 4132 wrote to memory of 1456	4132	control.exe	93
PID 4132 wrote to memory of 1456	4132	control.exe	93
PID 4132 wrote to memory of 1456	4132	control.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3380
- 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 use of WriteProcessMemory
  PID:3304
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regsvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1788
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:4132
- - 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:3496
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1456

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
71KB

MD5
f25db1f40596ba390de7f38beaaf9f85

SHA1
f09d6d9805d471a7804a402b3e031d8c54f939e5

SHA256
4451997fe6610f40e94bf0602279ef0b7bee6a783e0923738e23cddbde1b0ec9

SHA512
20c992c825963ed11e1a548598a0b7c8cf33d2ca18a2cf7dcab184b20b673b277956549bd5df31efdeb60001817b6d11f60f03699faacbb7f8a513bfe97af997

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/1788-8-0x0000000001000000-0x000000000134A000-memory.dmp

Filesize
3.3MB

Download
memory/1788-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1788-12-0x0000000000DF0000-0x0000000000E05000-memory.dmp

Filesize
84KB

Download
memory/1788-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3304-1-0x0000000000A20000-0x0000000000A62000-memory.dmp

Filesize
264KB

Download
memory/3304-2-0x0000000005350000-0x000000000535C000-memory.dmp

Filesize
48KB

Download
memory/3304-3-0x00000000053D0000-0x00000000053D8000-memory.dmp

Filesize
32KB

Download
memory/3304-5-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/3304-0-0x00000000753AE000-0x00000000753AF000-memory.dmp

Filesize
4KB

Download
memory/3304-10-0x00000000753A0000-0x0000000075B50000-memory.dmp

Filesize
7.7MB

Download
memory/3380-31-0x0000000008570000-0x00000000086E8000-memory.dmp

Filesize
1.5MB

Download
memory/3380-38-0x00000000026D0000-0x000000000278F000-memory.dmp

Filesize
764KB

Download
memory/3380-36-0x00000000026D0000-0x000000000278F000-memory.dmp

Filesize
764KB

Download
memory/3380-13-0x0000000008570000-0x00000000086E8000-memory.dmp

Filesize
1.5MB

Download
memory/3380-44-0x00000000026D0000-0x000000000278F000-memory.dmp

Filesize
764KB

Download
memory/4132-16-0x00000000008E0000-0x000000000090F000-memory.dmp

Filesize
188KB

Download
memory/4132-14-0x0000000000080000-0x00000000000A7000-memory.dmp

Filesize
156KB

Download
memory/4132-15-0x0000000000080000-0x00000000000A7000-memory.dmp

Filesize
156KB

Download