formbook | ffd00dd8cf8920277ee6532aeb7f2321c3c798f5e2987c9dae8bcf6e3cc3a0b2

Analysis

max time kernel
93s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2024 13:46

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General

Target

3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
Size

519KB
MD5

9eeccc9b585e1ffdf53b20b3d4f4505d
SHA1

22c8124ad3ad4f39eba59ceae42a1f056b6f7279
SHA256

3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995
SHA512

b19405394b04161ae616f068390df72b11fafd71c03626a081f10c72e77dba158a20baf247c481d34702e72f9b4eedd763e9e7506969ce28289219ff494ba38a
SSDEEP

6144:2i5IN9bX6qUhFFGzaX/yuWUJeLC5MiTMXp6LNXlTEGtxhezzK3iU8dEHm:2i5ID6qUbFhyAXocLNNVtuXEHm

Score

10^/10

formbook s6tn discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s6tn

Decoy

ya-volna.com

nakimura.online

buildtheyamato.com

carecard.xyz

orthozayn.com

sitd.xyz

garu.club

alfainfocom.com

floridalacrossecamps.com

banytus.xyz

dogodipiskot.quest

ljlsaf.com

shaheenricemills.com

cuevieujni.info

chrisandkcollection.com

sunadokei.website

hoidotsbirky.quest

creditassociatesllc.com

amazonhrjobs.com

the-luggage-dropp-off.com

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
behavioral2/memory/4512-57-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Newapp.exe	PowerShell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Newapp.exe	PowerShell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3548 set thread context of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97

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	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PowerShell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4344	PowerShell.exe
4344	PowerShell.exe
3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
4512	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
4512	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4344	PowerShell.exe
Token: SeDebugPrivilege	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 4344	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	85
PID 3548 wrote to memory of 4344	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	85
PID 3548 wrote to memory of 4344	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	85
PID 3548 wrote to memory of 1952	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	96
PID 3548 wrote to memory of 1952	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	96
PID 3548 wrote to memory of 1952	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	96
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97
PID 3548 wrote to memory of 4512	3548	3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe	97

C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
"C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3548
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\PowerShell.exe
  "PowerShell" copy-item 'C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe' 'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Newapp.exe'
  2⤵
  - Drops startup file
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4344
- C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
  "C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe"
  2⤵
  PID:1952
- C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe
  "C:\Users\Admin\AppData\Local\Temp\3c002d7d7bfb83b56c94765d3f1cd9182993dabe4442e8f506fbe76334a01995.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4fg4d0mb.a5g.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/3548-31-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3548-46-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-3-0x00000000051A0000-0x0000000005744000-memory.dmp

Filesize
5.6MB

Download
memory/3548-60-0x0000000004BC0000-0x0000000004BC1000-memory.dmp

Filesize
4KB

Download
memory/3548-58-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3548-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/3548-36-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-38-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-40-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-1-0x0000000000060000-0x00000000000E8000-memory.dmp

Filesize
544KB

Download
memory/3548-44-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-2-0x0000000004AC0000-0x0000000004B5C000-memory.dmp

Filesize
624KB

Download
memory/3548-48-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-32-0x00000000024D0000-0x00000000024EC000-memory.dmp

Filesize
112KB

Download
memory/3548-50-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-52-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-54-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-56-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-61-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/3548-34-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-42-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/3548-33-0x00000000024D0000-0x00000000024E5000-memory.dmp

Filesize
84KB

Download
memory/4344-26-0x0000000006C80000-0x0000000006CA2000-memory.dmp

Filesize
136KB

Download
memory/4344-23-0x00000000067A0000-0x00000000067EC000-memory.dmp

Filesize
304KB

Download
memory/4344-22-0x0000000006750000-0x000000000676E000-memory.dmp

Filesize
120KB

Download
memory/4344-24-0x0000000007720000-0x00000000077B6000-memory.dmp

Filesize
600KB

Download
memory/4344-25-0x0000000006C30000-0x0000000006C4A000-memory.dmp

Filesize
104KB

Download
memory/4344-21-0x0000000006150000-0x00000000064A4000-memory.dmp

Filesize
3.3MB

Download
memory/4344-9-0x0000000005FF0000-0x0000000006056000-memory.dmp

Filesize
408KB

Download
memory/4344-7-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4344-8-0x0000000005720000-0x0000000005742000-memory.dmp

Filesize
136KB

Download
memory/4344-11-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4344-10-0x0000000006060000-0x00000000060C6000-memory.dmp

Filesize
408KB

Download
memory/4344-5-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4344-6-0x00000000058C0000-0x0000000005EE8000-memory.dmp

Filesize
6.2MB

Download
memory/4344-30-0x0000000074630000-0x0000000074DE0000-memory.dmp

Filesize
7.7MB

Download
memory/4344-4-0x0000000005110000-0x0000000005146000-memory.dmp

Filesize
216KB

Download
memory/4512-57-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4512-62-0x0000000001740000-0x0000000001A8A000-memory.dmp

Filesize
3.3MB

Download