formbook | 02b204ba87df105bf1d2c6fcd3fdadfe8af648b832ade537306d3fb070d5471c

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-08-2024 15:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

Swift Document/Swift.exe
Size

650KB
MD5

ef3338a3b8a2ceada139c407bef9988a
SHA1

953b63712fa2d92f11dcd15df323373a80dff168
SHA256

5e4f25c393d72fd8869caba599e287fedfea84da53e37da77da60dc7f52fcdf7
SHA512

cf375dfc96fcba23763244a29e8a0cc8ad5a3cfb095e34c827bfb4aa7bfb3aa2d8d2a50f9f14f3bad5ece09691f47e57769a5bf3fb16fe2031afdb885b5fc92b
SSDEEP

12288:kxqeeZE2ztZjw1WoF9vV64KswzGSjsZc769k:kx0ZMWyN/rw6SgK6W

Score

10^/10

formbook chu20 credential_access discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.8

Campaign

chu20

Decoy

resumetype.com

granitewealthpartners.info

fromagic.com

pinholetechnik-muenchen.com

lmwords.com

enjoynaturo.com

consultoriabtc.com

zerocredithelp.online

zhenleju.com

wifeandmomlife.com

meandyouandeveryone.com

yingercheshop.com

jianyetaoke.com

goiser.info

davisterritory.net

bestrentsplus.net

itf-servers.com

meetingsumo.com

rebelcorvettes.com

autoblade.net

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/3600-5-0x0000000002A50000-0x0000000002B90000-memory.dmp	formbook
behavioral2/memory/3600-6-0x0000000002A50000-0x0000000002B90000-memory.dmp	formbook

Reads user/profile data of web browsers 2 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

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\THL4AND8EJ = "C:\\Program Files (x86)\\Zod5t\\ptadegnul.exe"	cscript.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3600 set thread context of 3456	3600	Swift.exe	56
PID 408 set thread context of 3456	408	cscript.exe	56

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Zod5t\ptadegnul.exe	cscript.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	Swift.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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-1-5-21-355097885-2402257403-2971294179-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cscript.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	Swift.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	Swift.exe

Suspicious behavior: EnumeratesProcesses 52 IoCs

pid	Process
3600	Swift.exe
3600	Swift.exe
3600	Swift.exe
3600	Swift.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe
408	cscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3600	Swift.exe
3600	Swift.exe
3600	Swift.exe
408	cscript.exe
408	cscript.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	3600	Swift.exe
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE
Token: SeDebugPrivilege	408	cscript.exe
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3456	Explorer.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 408	3456	Explorer.EXE	99
PID 3456 wrote to memory of 408	3456	Explorer.EXE	99
PID 3456 wrote to memory of 408	3456	Explorer.EXE	99
PID 408 wrote to memory of 1648	408	cscript.exe	100
PID 408 wrote to memory of 1648	408	cscript.exe	100
PID 408 wrote to memory of 1648	408	cscript.exe	100
PID 408 wrote to memory of 2588	408	cscript.exe	106
PID 408 wrote to memory of 2588	408	cscript.exe	106
PID 408 wrote to memory of 2588	408	cscript.exe	106

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Users\Admin\AppData\Local\Temp\Swift Document\Swift.exe
  "C:\Users\Admin\AppData\Local\Temp\Swift Document\Swift.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:3600
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1416
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4864
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4524
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:4604
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:2076
- C:\Windows\SysWOW64\cscript.exe
  "C:\Windows\SysWOW64\cscript.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - 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:408
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Swift Document\Swift.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1648
- - 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:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

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\7N13TA85\7N1logim.jpeg

Filesize
84KB

MD5
6ad596fa124f053dd893106722192680

SHA1
d50fd77918d7b6bc5fabd0da0f33df4508c32069

SHA256
fad94fa9f45898d34ca0e083eeecc6ebf8705451479bc8fc2906b55dff3ae9dd

SHA512
cc477104d7df008e4e0543f8fe99c96e3029291531082839b257102846356ec8661cc064cf633f3edc9b996bb4f211068491fe7446e1e4315aec7344b9224d1d

Download Submit
C:\Users\Admin\AppData\Roaming\7N13TA85\7N1logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\7N13TA85\7N1logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\7N13TA85\7N1logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/408-12-0x0000000000F20000-0x0000000000F47000-memory.dmp

Filesize
156KB

Download
memory/408-9-0x0000000000F20000-0x0000000000F47000-memory.dmp

Filesize
156KB

Download
memory/3456-8-0x0000000008F90000-0x00000000090C1000-memory.dmp

Filesize
1.2MB

Download
memory/3456-13-0x0000000008F90000-0x00000000090C1000-memory.dmp

Filesize
1.2MB

Download
memory/3456-17-0x0000000003480000-0x00000000035A0000-memory.dmp

Filesize
1.1MB

Download
memory/3456-19-0x0000000003480000-0x00000000035A0000-memory.dmp

Filesize
1.1MB

Download
memory/3456-20-0x0000000003480000-0x00000000035A0000-memory.dmp

Filesize
1.1MB

Download
memory/3600-6-0x0000000002A50000-0x0000000002B90000-memory.dmp

Filesize
1.2MB

Download
memory/3600-10-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download
memory/3600-0-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download
memory/3600-7-0x00000000040E0000-0x00000000040F4000-memory.dmp

Filesize
80KB

Download
memory/3600-5-0x0000000002A50000-0x0000000002B90000-memory.dmp

Filesize
1.2MB

Download
memory/3600-4-0x0000000004290000-0x00000000045DA000-memory.dmp

Filesize
3.3MB

Download
memory/3600-1-0x0000000000400000-0x000000000059E000-memory.dmp

Filesize
1.6MB

Download
memory/3600-2-0x0000000000770000-0x0000000000771000-memory.dmp

Filesize
4KB

Download