formbook | ef812d2b10a7c55c1f6469efe4c57bd6aa8a22533bf407d841d418430603275f

General

Target

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
Size

773KB
MD5

439dad5646f8f78adada2e1d5740d0eb
SHA1

85ab73db3b73f38a97a44e0fddc829f2d5977c8a
SHA256

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d
SHA512

d867e2f561fe99d8fdee5abea882ff27b560ca60e22736c3e0862bf409d70d233cc204b37b71133f96c3f7827f642ae9335b07891ae419815e29f45fdbbb18c3
SSDEEP

24576:VmMt9lRuEDUgbwUCGnksyrlKNstj4Pif703:0Mt9lRu19Alyx4qj1g

Score

10^/10

formbook dn13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2940-25-0x0000000000400000-0x000000000042F000-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

Processes:

powershell.exepowershell.exe

pid	Process
1480	powershell.exe
2520	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	pid	Process	procid_target
PID 2236 set thread context of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38

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

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exepowershell.exepowershell.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.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

Processes:

schtasks.exe

pid	Process
2232	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exepowershell.exepowershell.exe

pid	Process
2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
2940	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
1480	powershell.exe
2520	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exepowershell.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
Token: SeDebugPrivilege	1480	powershell.exe
Token: SeDebugPrivilege	2520	powershell.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe

description	pid	Process	procid_target
PID 2236 wrote to memory of 1480	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	31
PID 2236 wrote to memory of 1480	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	31
PID 2236 wrote to memory of 1480	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	31
PID 2236 wrote to memory of 1480	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	31
PID 2236 wrote to memory of 2520	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	33
PID 2236 wrote to memory of 2520	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	33
PID 2236 wrote to memory of 2520	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	33
PID 2236 wrote to memory of 2520	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	33
PID 2236 wrote to memory of 2232	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	34
PID 2236 wrote to memory of 2232	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	34
PID 2236 wrote to memory of 2232	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	34
PID 2236 wrote to memory of 2232	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	34
PID 2236 wrote to memory of 2704	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	37
PID 2236 wrote to memory of 2704	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	37
PID 2236 wrote to memory of 2704	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	37
PID 2236 wrote to memory of 2704	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	37
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38
PID 2236 wrote to memory of 2940	2236	69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe	38

C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
"C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236
- 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\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1480
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\NNQONPlQHe.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2520
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNQONPlQHe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF6EC.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2232
- C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
  "C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  PID:2704
- C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe
  "C:\Users\Admin\AppData\Local\Temp\69dec355a88f71f9880052143f091580cecd4c6f301c1c6fefe931d44bf8c77d.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2940

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\tmpF6EC.tmp

Filesize
1KB

MD5
422b17f7d4b09da0dcca4193a249722d

SHA1
595f5d660e1e782bc047b333a1843df889375ba3

SHA256
3d47b7652f68ad6a551d4b1338215514dd59ec10376c49330cc4a1dcbc71b17b

SHA512
490bb5297c4a094405fdae901d97a0ba8bf966f955d83b81636c55b47b23e00bb4ca36932186a552626d595a2687fd4449e3583a703e0d31b27af23d03b7fd57

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
f86f6c343522397a59d7347eb44e8b69

SHA1
bb4326ab12489048ddd6f14540ee85d9bfedfde2

SHA256
6ec66e46e0565c340275f0242da3d102883444d7b343b3288bd213a8c4452be7

SHA512
21b809f1a2d763da254eaf86b1473b680ae76d0001df572379de4bbabedd35ffc0b2111260ff2951631a98b876883f724bdecdc1aa3b6f66143099ff290aa905

Download Submit
memory/2236-3-0x0000000005080000-0x000000000513E000-memory.dmp

Filesize
760KB

Download
memory/2236-0-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2236-4-0x00000000004D0000-0x00000000004EC000-memory.dmp

Filesize
112KB

Download
memory/2236-5-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/2236-6-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-7-0x00000000041B0000-0x0000000004226000-memory.dmp

Filesize
472KB

Download
memory/2236-2-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2236-1-0x00000000001C0000-0x0000000000286000-memory.dmp

Filesize
792KB

Download
memory/2236-26-0x0000000074530000-0x0000000074C1E000-memory.dmp

Filesize
6.9MB

Download
memory/2940-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2940-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2940-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2940-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads