formbook | bae32b579c2bb3d0f49b9fefabd433b5cfa3a398bd9f49b675fc628a352eeb44

Analysis

max time kernel
147s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 03:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
Size

421KB
MD5

aeb64eb2a6f01a3102aa9b4d8e6ec148
SHA1

c3841970b7fd0e3cb1deb6422423d3a86da793f0
SHA256

bae32b579c2bb3d0f49b9fefabd433b5cfa3a398bd9f49b675fc628a352eeb44
SHA512

aa74a13b01084c7175c179f823b9e35f6688a7bb5dfc320ca4c054139e9eb2c3cabc08fee60853899c03997dd6c295619f0427523afdbf979897db1ab7ec2f10
SSDEEP

6144:0qWlspsQw0xAcNMoFE9yaUThi3vpV7KyQiMDga0O3kRDpqpF24BwOjx5heO:HWlDl0UqXc7KyUDN0UYDpQFz3jxv

Score

10^/10

formbook cg53 discovery persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cg53

Decoy

sugarlushcosmetic.com

a2net.info

ximakaya.com

thevochick.com

khafto.com

zsgpbgsbh.icu

psm-gen.com

jhxhotei.com

7991899.com

nda.today

fourseasonsvanlines.com

splediferous.info

thesqlgoth.com

newpathequine.com

advan.digital

skamanderboats.com

thejnit.com

pardusarms.net

mevasoluciones.com

biggdogg5n2.com

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/6720-2176-0x0000000000400000-0x0000000000433000-memory.dmp	formbook
behavioral2/files/0x0007000000023d02-2192.dat	formbook
behavioral2/memory/5336-2195-0x00000000005E0000-0x000000000060E000-memory.dmp	formbook

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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
5420	FB_B1C7.tmp.exe
5336	FB_B2D1.tmp.exe

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\paint = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\paint\\paint.exe\""	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3676 set thread context of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 5336 set thread context of 3472	5336	FB_B2D1.tmp.exe	56
PID 5196 set thread context of 3472	5196	msdt.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 6 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	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FB_B1C7.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FB_B2D1.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
5336	FB_B2D1.tmp.exe
5336	FB_B2D1.tmp.exe
5336	FB_B2D1.tmp.exe
5336	FB_B2D1.tmp.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe
5196	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
5336	FB_B2D1.tmp.exe
5336	FB_B2D1.tmp.exe
5336	FB_B2D1.tmp.exe
5196	msdt.exe
5196	msdt.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
Token: SeDebugPrivilege	5336	FB_B2D1.tmp.exe
Token: SeDebugPrivilege	5196	msdt.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3676 wrote to memory of 6708	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	101
PID 3676 wrote to memory of 6708	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	101
PID 3676 wrote to memory of 6708	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	101
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 3676 wrote to memory of 6720	3676	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	102
PID 6720 wrote to memory of 5420	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	103
PID 6720 wrote to memory of 5420	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	103
PID 6720 wrote to memory of 5420	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	103
PID 6720 wrote to memory of 5336	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	104
PID 6720 wrote to memory of 5336	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	104
PID 6720 wrote to memory of 5336	6720	aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe	104
PID 3472 wrote to memory of 5196	3472	Explorer.EXE	106
PID 3472 wrote to memory of 5196	3472	Explorer.EXE	106
PID 3472 wrote to memory of 5196	3472	Explorer.EXE	106
PID 5196 wrote to memory of 6428	5196	msdt.exe	108
PID 5196 wrote to memory of 6428	5196	msdt.exe	108
PID 5196 wrote to memory of 6428	5196	msdt.exe	108

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3676
- - C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
    3⤵
    PID:6708
- - C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\aeb64eb2a6f01a3102aa9b4d8e6ec148_JaffaCakes118.exe
    3⤵
    - Checks computer location settings
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:6720
  - - C:\Users\Admin\AppData\Local\Temp\FB_B1C7.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\FB_B1C7.tmp.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:5420
  - - C:\Users\Admin\AppData\Local\Temp\FB_B2D1.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\FB_B2D1.tmp.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:5336
- C:\Windows\SysWOW64\autoconv.exe
  "C:\Windows\SysWOW64\autoconv.exe"
  2⤵
  PID:5216
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5196
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\FB_B2D1.tmp.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:6428

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\FB_B1C7.tmp.exe

Filesize
3KB

MD5
74bafb3e707c7b0c63938ac200f99c7f

SHA1
10c5506337845ed9bf25c73d2506f9c15ab8e608

SHA256
129450ba06ad589cf6846a455a5b6b5f55e164ee4906e409eb692ab465269689

SHA512
5b24dc5acd14f812658e832b587b60695fb16954fca006c2c3a7382ef0ec65c3bd1aaf699425c49ff3cceef16869e75dd6f00ec189b9f673f08f7e1b80cf7781

Download Submit
C:\Users\Admin\AppData\Local\Temp\FB_B2D1.tmp.exe

Filesize
182KB

MD5
48ece2ca39a9eae7fced7418cf071d46

SHA1
7570995cbf699088a8f208015cb2c92be5bc837a

SHA256
4119b29bc938578d5d243db714d0619228d37c10ccaa52925f9e81a410720d59

SHA512
e897fded4b643054796e410cadcc348c1215c934fe70f5407e36e9f10e59e2b10b7edcbb99d746709aef8ff498d98d848ada90fb477ea732a128ee138ed0fd3b

Download Submit
memory/3472-2196-0x00000000046B0000-0x0000000004796000-memory.dmp

Filesize
920KB

Download
memory/3472-2201-0x00000000046B0000-0x0000000004796000-memory.dmp

Filesize
920KB

Download
memory/3676-49-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-7-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3676-3-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/3676-4-0x0000000005030000-0x000000000503A000-memory.dmp

Filesize
40KB

Download
memory/3676-5-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3676-6-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/3676-43-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-8-0x0000000005440000-0x00000000054A6000-memory.dmp

Filesize
408KB

Download
memory/3676-9-0x0000000006440000-0x00000000064AE000-memory.dmp

Filesize
440KB

Download
memory/3676-13-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-23-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-41-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-71-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-67-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-65-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-63-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-61-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-59-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-57-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-55-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-45-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-51-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-1-0x0000000000600000-0x0000000000670000-memory.dmp

Filesize
448KB

Download
memory/3676-47-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-53-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-2-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/3676-73-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-39-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-37-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-33-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-31-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-30-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-27-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-25-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-21-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-19-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-17-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-15-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-69-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-35-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-11-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-10-0x0000000006440000-0x00000000064A9000-memory.dmp

Filesize
420KB

Download
memory/3676-2177-0x0000000074D00000-0x00000000754B0000-memory.dmp

Filesize
7.7MB

Download
memory/3676-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

Filesize
4KB

Download
memory/5196-2199-0x0000000000CB0000-0x0000000000D07000-memory.dmp

Filesize
348KB

Download
memory/5336-2193-0x0000000001510000-0x000000000185A000-memory.dmp

Filesize
3.3MB

Download
memory/5336-2194-0x00000000005FE000-0x00000000005FF000-memory.dmp

Filesize
4KB

Download
memory/5336-2195-0x00000000005E0000-0x000000000060E000-memory.dmp

Filesize
184KB

Download
memory/6720-2176-0x0000000000400000-0x0000000000433000-memory.dmp

Filesize
204KB

Download