formbook | 25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475

Analysis

max time kernel
146s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-10-2024 08:14

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General

Target

25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe
Size

1.6MB
MD5

e0fc2a14655283b54a975b61912aadc8
SHA1

0ac8275cd89eddf852c3ffd8d5b7e4a58e4f32bd
SHA256

25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475
SHA512

d139ca854b8132e9095d9cea2abff4b62ed1dc2cc3cc674606d52d2692d73c98472a38e17733c9f81e77ec84dbeb02d0d4ab5ebedc494cb1eb3128551efb6cd5
SSDEEP

49152:wAodtaG9kS2U84B+FLan9k5TRM9zlEVjkfNlo:Q/B19Vm

Score

10^/10

formbook gy15 discovery execution persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy15

Decoy

hairsdeals.today

acob-saaad.buzz

9955.club

gild6222.vip

nline-shopping-56055.bond

lmadulles.top

utemodels.info

ighdd4675.online

nqqkk146.xyz

avasales.online

ortas-de-madeira.today

haad.xyz

races-dental-splints-15439.bond

hilohcreekpemf.online

rrivalgetaways.info

orktoday-2507-02-sap.click

eceriyayinlari.xyz

lsurfer.click

aston-saaae.buzz

etrot.pro

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/832-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/832-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1756-27-0x0000000000F70000-0x0000000000F9F000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	explorer.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3060	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\3FWTBVEPCN = "C:\\Program Files (x86)\\Windows Mail\\wab.exe"	explorer.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1716 set thread context of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 832 set thread context of 3540	832	wab.exe	56
PID 1756 set thread context of 3540	1756	explorer.exe	56

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.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	explorer.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
3060	powershell.exe
3060	powershell.exe
832	wab.exe
832	wab.exe
832	wab.exe
832	wab.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
832	wab.exe
832	wab.exe
832	wab.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe
1756	explorer.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe
Token: SeDebugPrivilege	3060	powershell.exe
Token: SeDebugPrivilege	832	wab.exe
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE
Token: SeDebugPrivilege	1756	explorer.exe
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE
Token: SeShutdownPrivilege	3540	Explorer.EXE
Token: SeCreatePagefilePrivilege	3540	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3540	Explorer.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 3060	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	85
PID 1716 wrote to memory of 3060	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	85
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 1716 wrote to memory of 832	1716	25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe	89
PID 3540 wrote to memory of 1756	3540	Explorer.EXE	90
PID 3540 wrote to memory of 1756	3540	Explorer.EXE	90
PID 3540 wrote to memory of 1756	3540	Explorer.EXE	90
PID 1756 wrote to memory of 436	1756	explorer.exe	91
PID 1756 wrote to memory of 436	1756	explorer.exe	91
PID 1756 wrote to memory of 436	1756	explorer.exe	91
PID 1756 wrote to memory of 2432	1756	explorer.exe	93
PID 1756 wrote to memory of 2432	1756	explorer.exe	93
PID 1756 wrote to memory of 2432	1756	explorer.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3540
- C:\Users\Admin\AppData\Local\Temp\25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe
  "C:\Users\Admin\AppData\Local\Temp\25d0a78ee9fc50454f08884af6374a87b077152247b224755c75449e29ee7475.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1716
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3060
- - C:\Program Files (x86)\Windows Mail\wab.exe
    "C:\Program Files (x86)\Windows Mail\wab.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:832
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.exe"
  2⤵
  - Adds policy Run key to start application
  - Adds Run key to start application
  - 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:1756
- - 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:436
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2432

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Query Registry

T1012

System Information Discovery

T1082

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\Local\Temp\__PSScriptPolicyTest_z0thgquz.ku2.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\7P9NRRT0\7P9logim.jpeg

Filesize
80KB

MD5
8c5b7dca6c8249a68fd3a6efd93f1e2f

SHA1
20bab3f654fd1105173fb0c9d14e990d7876ae3d

SHA256
42d0977a956dec6309c74819fb47304a26c402ed05d7297bda86cb9ea2368e41

SHA512
af22b20f00ee45d723ca2317349c783d256db0dc1c12bc441dc8bd755d0cb9edef6c494e30c086aa4655cf25efa69f1cd0c16cb89a361ecd2373a94489a0bed9

Download Submit
C:\Users\Admin\AppData\Roaming\7P9NRRT0\7P9logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\7P9NRRT0\7P9logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\7P9NRRT0\7P9logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\7P9NRRT0\7P9logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/832-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/832-22-0x00000000016F0000-0x0000000001704000-memory.dmp

Filesize
80KB

Download
memory/832-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/832-16-0x0000000001870000-0x0000000001BBA000-memory.dmp

Filesize
3.3MB

Download
memory/1756-25-0x0000000000A30000-0x0000000000E63000-memory.dmp

Filesize
4.2MB

Download
memory/1756-26-0x0000000000A30000-0x0000000000E63000-memory.dmp

Filesize
4.2MB

Download
memory/1756-27-0x0000000000F70000-0x0000000000F9F000-memory.dmp

Filesize
188KB

Download
memory/3060-12-0x00007FFEF6D40000-0x00007FFEF7801000-memory.dmp

Filesize
10.8MB

Download
memory/3060-19-0x00007FFEF6D40000-0x00007FFEF7801000-memory.dmp

Filesize
10.8MB

Download
memory/3060-1-0x000001BD73F50000-0x000001BD73F72000-memory.dmp

Filesize
136KB

Download
memory/3060-11-0x00007FFEF6D40000-0x00007FFEF7801000-memory.dmp

Filesize
10.8MB

Download
memory/3060-15-0x00007FFEF6D40000-0x00007FFEF7801000-memory.dmp

Filesize
10.8MB

Download
memory/3060-0-0x00007FFEF6D43000-0x00007FFEF6D45000-memory.dmp

Filesize
8KB

Download
memory/3540-23-0x0000000007910000-0x00000000079D3000-memory.dmp

Filesize
780KB

Download
memory/3540-47-0x0000000007ED0000-0x0000000007FF4000-memory.dmp

Filesize
1.1MB

Download
memory/3540-42-0x0000000007910000-0x00000000079D3000-memory.dmp

Filesize
780KB

Download