formbook | 633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a

General

Target

633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
Size

1.1MB
MD5

3e2da7be0bae852fd8be27e3b0b2c5e6
SHA1

134e1f6951393ebe1037361d03a395231da2db99
SHA256

633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a
SHA512

823e77f4a8d51adbb264bac1cda48dd16e2bb0d429033c9a94d272558e8d7e7ab53df4def20fdf50b3f9b6f64c8d1aa5cbdc65e0f6214cba2263817ff9a3af5d
SSDEEP

24576:DqDEvCTbMWu7rQYlBQcBiT6rprG8ajPa7PUv8l:DTvC/MTQYxsWR7ajI

Score

10^/10

formbook pt46 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pt46

Decoy

twinportslocal.com

rovor.store

98169.club

mdywl.com

jrd3s.rest

aston1717.top

floridawoodworkingmachinery.com

17tk555t.com

ankitsho.shop

seclameh.com

realrecordlabel.com

trenchonbirmingham.com

af28.top

rtp1kenzototo.com

theselflovesite.com

promotegetpaid.info

strategiclogisticsagency.com

learneracademy.net

per-watch.com

betbox2341.com

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
behavioral1/memory/2272-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2272-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2272-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1048 set thread context of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 2272 set thread context of 1208	2272	svchost.exe	20
PID 2272 set thread context of 1208	2272	svchost.exe	20

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	2988	WerFault.exe	30

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	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2272	svchost.exe
2272	svchost.exe
2272	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
2272	svchost.exe
2272	svchost.exe
2272	svchost.exe
2272	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2272	svchost.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE

Suspicious use of FindShellTrayWindow 12 IoCs

pid	Process
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 10 IoCs

pid	Process
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 1048 wrote to memory of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 1048 wrote to memory of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 1048 wrote to memory of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 1048 wrote to memory of 2272	1048	633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe	29
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2272 wrote to memory of 2988	2272	svchost.exe	30
PID 2988 wrote to memory of 2560	2988	msiexec.exe	31
PID 2988 wrote to memory of 2560	2988	msiexec.exe	31
PID 2988 wrote to memory of 2560	2988	msiexec.exe	31
PID 2988 wrote to memory of 2560	2988	msiexec.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1208
- C:\Users\Admin\AppData\Local\Temp\633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe
  "C:\Users\Admin\AppData\Local\Temp\633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\633defdc371a3cfd3641fd09c17ed6c0c9b8634ddb8d2de5c24a9393ac37e05a.exe"
    3⤵
    - 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:2272
  - - C:\Windows\SysWOW64\msiexec.exe
      "C:\Windows\SysWOW64\msiexec.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:2988
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2988 -s 268
        5⤵
        Program crash
        
        PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1048-11-0x0000000000240000-0x0000000000244000-memory.dmp

Filesize
16KB

Download
memory/1208-22-0x00000000043D0000-0x000000000448C000-memory.dmp

Filesize
752KB

Download
memory/1208-17-0x00000000043D0000-0x000000000448C000-memory.dmp

Filesize
752KB

Download
memory/1208-21-0x0000000004FE0000-0x000000000516D000-memory.dmp

Filesize
1.6MB

Download
memory/2272-13-0x0000000000760000-0x0000000000A63000-memory.dmp

Filesize
3.0MB

Download
memory/2272-16-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/2272-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2272-20-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/2272-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2272-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2988-24-0x0000000000820000-0x0000000000834000-memory.dmp

Filesize
80KB

Download
memory/2988-23-0x0000000000820000-0x0000000000834000-memory.dmp

Filesize
80KB

Download
memory/2988-26-0x0000000000820000-0x0000000000834000-memory.dmp

Filesize
80KB

Download

Analysis

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