formbook | f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc

General

Target

f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe
Size

720KB
MD5

8bc1a99eb7877ceb4fc51338ef7fe9f2
SHA1

e16dc5f7b5af7340c8ccf95f0bb66f4dc7516053
SHA256

f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc
SHA512

8e1768e9fb8279dad8deba557e3d06c65646508c87cd18c9b3d031969ee9ebec2024cc9af3cfcbb5d497d835049364726542c9ca3e7259d5d2b30491dc61bcbc
SSDEEP

12288:tU3929BC4rqhp2ejzGSs89JtD0EEdf6aqjCScbuyUIzEYPmRDCVZkR:tU89BNuhT489J90EEdf6aSci+9E

Score

10^/10

formbook ps15 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ps15

Decoy

57797.asia

jhpwt.net

basketballdrillsforkids.com

zgzf6.rest

casinomaxnodepositbonus.icu

uptocryptonews.com

gomenasorry.com

fortanix.space

stripscity.xyz

genbotdiy.xyz

mayson-wedding.com

neb-hub.net

seancollinsmusic.com

migraine-treatment-57211.bond

prosperawoman.info

tradefairleads.tech

xn--yeminlitercme-6ob.com

xwaveevent.com

fashiontrendshub.xyz

window-replacement-80823.bond

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/3004-23-0x0000000000400000-0x000000000042F000-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
2552	powershell.exe
2456	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3032 set thread context of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36

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	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.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
2744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2552	powershell.exe
2456	powershell.exe
3004	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2552	powershell.exe
Token: SeDebugPrivilege	2456	powershell.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3032 wrote to memory of 2552	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	30
PID 3032 wrote to memory of 2552	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	30
PID 3032 wrote to memory of 2552	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	30
PID 3032 wrote to memory of 2552	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	30
PID 3032 wrote to memory of 2456	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	32
PID 3032 wrote to memory of 2456	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	32
PID 3032 wrote to memory of 2456	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	32
PID 3032 wrote to memory of 2456	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	32
PID 3032 wrote to memory of 2744	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	33
PID 3032 wrote to memory of 2744	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	33
PID 3032 wrote to memory of 2744	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	33
PID 3032 wrote to memory of 2744	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	33
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36
PID 3032 wrote to memory of 3004	3032	f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe	36

C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe
"C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3032
- 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\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2552
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nyQRtjgLz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2456
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nyQRtjgLz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp230B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2744
- C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe
  "C:\Users\Admin\AppData\Local\Temp\f3fe763c0bab8b6423578bbe031190508406459cf1648b47dcba314c95ca8fbc.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3004

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\tmp230B.tmp

Filesize
1KB

MD5
b426b4b7276dc346c1a87e4b937edf93

SHA1
2f424b834e6fc4bd7c117be580ea600ccc613908

SHA256
94498265aba0cb5c3e9aabcf98091361b7d55c3920e5c32801bf9969c1e9c6f5

SHA512
d48978b24176c052222aaf68febea66a82aede00595a7ebc7db5b2d91bc92e47672a422b0d8e27a3ce45f0bf460eab79b099af2bca15858f25de909489a58a44

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\NV5DT8BFTJ03QYGTIXML.temp

Filesize
7KB

MD5
8f31f1b6b7434923f90a221d4243f494

SHA1
f38e264cd2dfb4e5b096d89b2fb92ad4c13808ba

SHA256
e37750eb5d75e2d1197f4252fd475e79df8c69718cef638083b2b0569f085fe1

SHA512
9f3968cbf7dbac25b4008b3f23a2f2c32977afa02c20d4dc51cd5c04fa53b0ea6016e6a89ae1cb7eff6754cf2ebab737efcdd267551a1b032e08079701097f01

Download Submit
memory/3004-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3004-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3004-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3004-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3032-3-0x0000000001FC0000-0x0000000001FD6000-memory.dmp

Filesize
88KB

Download
memory/3032-4-0x0000000000460000-0x000000000046E000-memory.dmp

Filesize
56KB

Download
memory/3032-5-0x0000000004920000-0x0000000004996000-memory.dmp

Filesize
472KB

Download
memory/3032-2-0x0000000074B90000-0x000000007527E000-memory.dmp

Filesize
6.9MB

Download
memory/3032-1-0x00000000008A0000-0x0000000000956000-memory.dmp

Filesize
728KB

Download
memory/3032-0-0x0000000074B9E000-0x0000000074B9F000-memory.dmp

Filesize
4KB

Download
memory/3032-24-0x0000000074B90000-0x000000007527E000-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