formbook | 299a47a6992010256a82765ce61a0b467e16ff8de59f8f639eae9721f3d7e8b6

General

Target

Quotation.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 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2244-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/840-29-0x0000000000080000-0x00000000000AF000-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
2900	powershell.exe
2812	powershell.exe

Deletes itself 1 IoCs

pid	Process
2260	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2744 set thread context of 2244	2744	Quotation.exe	36
PID 2244 set thread context of 1360	2244	Quotation.exe	21
PID 840 set thread context of 1360	840	mstsc.exe	21

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Quotation.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
2864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2744	Quotation.exe
2744	Quotation.exe
2812	powershell.exe
2900	powershell.exe
2244	Quotation.exe
2244	Quotation.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe
840	mstsc.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2244	Quotation.exe
2244	Quotation.exe
2244	Quotation.exe
840	mstsc.exe
840	mstsc.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2744	Quotation.exe
Token: SeDebugPrivilege	2812	powershell.exe
Token: SeDebugPrivilege	2900	powershell.exe
Token: SeDebugPrivilege	2244	Quotation.exe
Token: SeDebugPrivilege	840	mstsc.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 2900	2744	Quotation.exe	30
PID 2744 wrote to memory of 2900	2744	Quotation.exe	30
PID 2744 wrote to memory of 2900	2744	Quotation.exe	30
PID 2744 wrote to memory of 2900	2744	Quotation.exe	30
PID 2744 wrote to memory of 2812	2744	Quotation.exe	32
PID 2744 wrote to memory of 2812	2744	Quotation.exe	32
PID 2744 wrote to memory of 2812	2744	Quotation.exe	32
PID 2744 wrote to memory of 2812	2744	Quotation.exe	32
PID 2744 wrote to memory of 2864	2744	Quotation.exe	33
PID 2744 wrote to memory of 2864	2744	Quotation.exe	33
PID 2744 wrote to memory of 2864	2744	Quotation.exe	33
PID 2744 wrote to memory of 2864	2744	Quotation.exe	33
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 2744 wrote to memory of 2244	2744	Quotation.exe	36
PID 1360 wrote to memory of 840	1360	Explorer.EXE	37
PID 1360 wrote to memory of 840	1360	Explorer.EXE	37
PID 1360 wrote to memory of 840	1360	Explorer.EXE	37
PID 1360 wrote to memory of 840	1360	Explorer.EXE	37
PID 840 wrote to memory of 2260	840	mstsc.exe	38
PID 840 wrote to memory of 2260	840	mstsc.exe	38
PID 840 wrote to memory of 2260	840	mstsc.exe	38
PID 840 wrote to memory of 2260	840	mstsc.exe	38

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2744
- - 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\Quotation.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2900
- - 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"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2812
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NNQONPlQHe" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB201.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2864
- - C:\Users\Admin\AppData\Local\Temp\Quotation.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2244
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:840
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2260

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\tmpB201.tmp

Filesize
1KB

MD5
72c6f0aa0ebfe31cccb372684324c419

SHA1
2346a748dbad204402fa95125ac75c4396839f27

SHA256
f526849bbf8a32d881c5e5a05751ae6b3c7190d7b872ea270aeea3699dfed35f

SHA512
673b0c3d32fdc9944727336090651cd47ace056a62d40175d7d092a7773fff0f485fcaf826ab7a0dd0a3304a56605b9f06bd5c6cc2185b8330e0fa6ae4ee9d7e

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

Filesize
7KB

MD5
ec61abae2ff35dd090f7f70d648d77a6

SHA1
e9a23d09ef721e7d9f3104ccb5a340872fee9a72

SHA256
9227367cde6ea2739f3ef1c351e18341ad7475659c58a00fe5a7962da8b2fbe3

SHA512
4e2fc7f39e99414ac94dd80563dfe2b531d031dc3f2da4cfba16a8c1ee1eebc9ed2c164706c031b041473ccf5ab3549bd3bdc58bedb0df7e505071ee7a2abacf

Download Submit
memory/840-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/840-28-0x0000000000810000-0x0000000000914000-memory.dmp

Filesize
1.0MB

Download
memory/2244-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2244-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2244-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2744-5-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2744-6-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-7-0x0000000001E30000-0x0000000001EA6000-memory.dmp

Filesize
472KB

Download
memory/2744-4-0x00000000003A0000-0x00000000003BC000-memory.dmp

Filesize
112KB

Download
memory/2744-3-0x0000000002080000-0x000000000213E000-memory.dmp

Filesize
760KB

Download
memory/2744-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2744-26-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-2-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2744-1-0x0000000000100000-0x00000000001C6000-memory.dmp

Filesize
792KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads