formbook | ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6

General

Target

ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
Size

1.1MB
MD5

9a2a86186b5ee6d85c0dfe909e310552
SHA1

79708082f50cca5c53860aa6bfc404e2762e4044
SHA256

ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6
SHA512

3654142511c651853f4d27abb8780a7c2ceecb3a96843e0de258d1f4234a8d04f6ba015a4ecf5958152778b37195e9aef57f00140be22c9d7591def90a10d20b
SSDEEP

24576:bf+6UNxk0J9Wq3B8VkkogaAlQj+HbvG13BFt:bG6U80Jkq3B8VzogaokYvGpt

Score

10^/10

formbook v15n discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

v15n

Decoy

dyahwoahjuk.store

toysstorm.com

y7rak9.com

2222233p6.shop

betbox2341.com

visualvarta.com

nijssenadventures.com

main-12.site

leng4d.net

kurainu.xyz

hatesa.xyz

culturamosaica.com

supermallify.store

gigboard.app

rxforgive.com

ameliestones.com

kapalwin.live

tier.credit

sobol-ksa.com

faredeal.online

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2620-23-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2848	powershell.exe
2724	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3060 set thread context of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37

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 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	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2900	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
2724	powershell.exe
2848	powershell.exe
2620	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
Token: SeDebugPrivilege	2724	powershell.exe
Token: SeDebugPrivilege	2848	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3060 wrote to memory of 2848	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	30
PID 3060 wrote to memory of 2848	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	30
PID 3060 wrote to memory of 2848	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	30
PID 3060 wrote to memory of 2848	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	30
PID 3060 wrote to memory of 2724	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	32
PID 3060 wrote to memory of 2724	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	32
PID 3060 wrote to memory of 2724	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	32
PID 3060 wrote to memory of 2724	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	32
PID 3060 wrote to memory of 2900	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	34
PID 3060 wrote to memory of 2900	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	34
PID 3060 wrote to memory of 2900	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	34
PID 3060 wrote to memory of 2900	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	34
PID 3060 wrote to memory of 2764	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	36
PID 3060 wrote to memory of 2764	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	36
PID 3060 wrote to memory of 2764	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	36
PID 3060 wrote to memory of 2764	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	36
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37
PID 3060 wrote to memory of 2620	3060	ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe	37

C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
"C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3060
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2848
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oFKkby.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2724
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oFKkby" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2900
- C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
  "C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe"
  2⤵
  PID:2764
- C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe
  "C:\Users\Admin\AppData\Local\Temp\ecb208b31c9db988e6a1ec481172f71e646a084add91834c0631ea2dd0d6efd6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD568.tmp

Filesize
1KB

MD5
28ad59c4f68320cd1234458ff91df679

SHA1
01e1206668abbee40eb192122ef52bdc1e0a5b74

SHA256
a970db9c7d3e5d2c4c7970061c53b7805c31ae7782dd892e82d03ca2ff701f27

SHA512
f9268bffc28769c598a500ac588d0bd4f50910aba526a4f28fb9a9ea32209a2f6ad8e6d507b49545095a3cb64662f6d9ebe3789df1f5661b4458a0cbb82122f7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZEH63C29G1Z224XIQOEO.temp

Filesize
7KB

MD5
244fdebf2af94d827044d21034272af5

SHA1
cd5d208cb398205823c934852d0be119a05e30ac

SHA256
7ae5209f2a00792336cf68932ad3d12599b029da8be7a496db48d61de752ead9

SHA512
f5421d988456adbfa918cc88cd656b8723034d4b7e4d0063393e094cfed4464bc8caef73ad0fb11a332079b9a65987220fabbfd930100bb39581feb52205c8a8

Download Submit
memory/2620-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2620-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2620-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-3-0x0000000000300000-0x0000000000312000-memory.dmp

Filesize
72KB

Download
memory/3060-4-0x0000000000370000-0x000000000037E000-memory.dmp

Filesize
56KB

Download
memory/3060-5-0x0000000000D00000-0x0000000000D76000-memory.dmp

Filesize
472KB

Download
memory/3060-2-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download
memory/3060-1-0x0000000000E90000-0x0000000000FA6000-memory.dmp

Filesize
1.1MB

Download
memory/3060-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/3060-24-0x0000000074C10000-0x00000000752FE000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads