formbook | fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8

General

Target

fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
Size

770KB
MD5

c1635c946995f26c2bc72d1447c1cc6d
SHA1

55463dde7149dbef65f81050bfe7c6339b0017a7
SHA256

fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8
SHA512

978e8aeb6ead9e24a70d99c7abf997ecde00d9b7be4017c9b66ac2d27dd9e38c2935f579d86c40ad62f1ec8095fdcd4b5de98e07305f35834d4b36f79182da62
SSDEEP

24576:d9x4mDEoD8Kz+/22LlfcLsXetxlaIGgVT:d9x4mooDLzE7TYxlaq

Score

10^/10

formbook c24t discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

c24t

Decoy

ealthbridgeccs.online

ngelicais.art

uktuksu1.sbs

fapoker.asia

hecreature.tech

orenzoplaybest14.xyz

op-smartphones-deal.today

delark.click

7395.asia

otnews.cfd

j16e.xyz

oko.events

fscxb.top

roudtxliberals.vote

asas-br.bond

ourhealthyourlife.shop

fbpd.top

j9u9.xyz

uijiuw.top

aming-chair-37588.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/2632-13-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
2856	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31

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 2 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	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
2632	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
2856	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
Token: SeDebugPrivilege	2856	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2180 wrote to memory of 2856	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	30
PID 2180 wrote to memory of 2856	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	30
PID 2180 wrote to memory of 2856	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	30
PID 2180 wrote to memory of 2856	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	30
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31
PID 2180 wrote to memory of 2632	2180	fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe	31

C:\Users\Admin\AppData\Local\Temp\fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
"C:\Users\Admin\AppData\Local\Temp\fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2180
- 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\fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2856
- C:\Users\Admin\AppData\Local\Temp\fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe
  "C:\Users\Admin\AppData\Local\Temp\fd7a998d2f4db27ec6b0ec32459571e124128cf57ed9b8236374dc68519c8fa8.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2632

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

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

Replay Monitor

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Downloads

memory/2180-6-0x0000000004E20000-0x0000000004E96000-memory.dmp

Filesize
472KB

Download
memory/2180-0-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/2180-2-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-3-0x0000000000560000-0x0000000000572000-memory.dmp

Filesize
72KB

Download
memory/2180-4-0x0000000074BBE000-0x0000000074BBF000-memory.dmp

Filesize
4KB

Download
memory/2180-5-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/2180-1-0x0000000000250000-0x0000000000316000-memory.dmp

Filesize
792KB

Download
memory/2180-15-0x0000000074BB0000-0x000000007529E000-memory.dmp

Filesize
6.9MB

Download
memory/2632-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-9-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2632-14-0x0000000000B10000-0x0000000000E13000-memory.dmp

Filesize
3.0MB

Download
memory/2632-13-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2632-18-0x0000000000B10000-0x0000000000E13000-memory.dmp

Filesize
3.0MB

Download

Analysis

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