formbook | cd9b2320bc3a1fb2b5a8b9b917be72523cefd8a0a871884978e5bfe66a5090b3

Analysis

max time kernel
134s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21-08-2024 01:47

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General

Target

943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
Size

701KB
MD5

c78aa012edcc2d521eecab410fbadf7c
SHA1

cd47fafb1d77a2cc71f215ef2f01f4e19fc79338
SHA256

943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51
SHA512

2b2c09a78f3767fa6d7c7c765177b671a2c00f6d136e239c1d68d4d2c001bbdf6ae9ed6f5c372c028f303eef506afac6d182433446e04e8605a8166e58226ce9
SSDEEP

12288:bJNxCwgqaVouyHOdP6xwAJDmnd8BNdjEevS+ik7pDHEbrT84ub04nhXj6GHC0Pl4:bbxC/qaSuyHOZ+mn+PdYcS+ikOb804Ff

Score

10^/10

formbook pz12 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

pz12

Decoy

paucanyes.com

autonwheels.com

cowboysandcaviarbar.com

fitnessengineeredworkouts.com

nuevobajonfavorito.com

dflx8.com

rothability.com

sxybet88.com

onesource.live

brenjitu1904.com

airdrop-zero1labs.com

guangdongqiangzhetc.com

apartments-for-rent-72254.bond

ombak99.lol

qqfoodsolutions.com

kyyzz.com

thepicklematch.com

ainth.com

missorris.com

gabbygomez.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/4084-12-0x0000000000400000-0x000000000042F000-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
1100	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5044 set thread context of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96

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	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4084	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
4084	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
1100	powershell.exe
1100	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1100	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5044 wrote to memory of 1100	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	94
PID 5044 wrote to memory of 1100	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	94
PID 5044 wrote to memory of 1100	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	94
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96
PID 5044 wrote to memory of 4084	5044	943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe	96

C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
"C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5044
- 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\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1100
- C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe
  "C:\Users\Admin\AppData\Local\Temp\943d44f043396e794716c4d82c4345e749eead0807592339cdde186a7bd83c51.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_d135ccsw.y4n.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1100-51-0x0000000007860000-0x0000000007903000-memory.dmp

Filesize
652KB

Download
memory/1100-15-0x00000000052D0000-0x0000000005306000-memory.dmp

Filesize
216KB

Download
memory/1100-63-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-23-0x0000000006240000-0x00000000062A6000-memory.dmp

Filesize
408KB

Download
memory/1100-60-0x0000000007EC0000-0x0000000007EC8000-memory.dmp

Filesize
32KB

Download
memory/1100-59-0x0000000007EE0000-0x0000000007EFA000-memory.dmp

Filesize
104KB

Download
memory/1100-58-0x0000000007DE0000-0x0000000007DF4000-memory.dmp

Filesize
80KB

Download
memory/1100-57-0x0000000007DD0000-0x0000000007DDE000-memory.dmp

Filesize
56KB

Download
memory/1100-56-0x0000000007DA0000-0x0000000007DB1000-memory.dmp

Filesize
68KB

Download
memory/1100-55-0x0000000007E20000-0x0000000007EB6000-memory.dmp

Filesize
600KB

Download
memory/1100-22-0x0000000006020000-0x0000000006086000-memory.dmp

Filesize
408KB

Download
memory/1100-54-0x0000000007C10000-0x0000000007C1A000-memory.dmp

Filesize
40KB

Download
memory/1100-53-0x0000000007BA0000-0x0000000007BBA000-memory.dmp

Filesize
104KB

Download
memory/1100-38-0x0000000070C60000-0x0000000070CAC000-memory.dmp

Filesize
304KB

Download
memory/1100-19-0x0000000074E4E000-0x0000000074E4F000-memory.dmp

Filesize
4KB

Download
memory/1100-18-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1100-17-0x0000000005280000-0x0000000005290000-memory.dmp

Filesize
64KB

Download
memory/1100-52-0x00000000081E0000-0x000000000885A000-memory.dmp

Filesize
6.5MB

Download
memory/1100-20-0x0000000005940000-0x0000000005F68000-memory.dmp

Filesize
6.2MB

Download
memory/1100-21-0x00000000058D0000-0x00000000058F2000-memory.dmp

Filesize
136KB

Download
memory/1100-50-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-49-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-48-0x0000000007830000-0x000000000784E000-memory.dmp

Filesize
120KB

Download
memory/1100-33-0x0000000006490000-0x00000000067E4000-memory.dmp

Filesize
3.3MB

Download
memory/1100-34-0x0000000006860000-0x000000000687E000-memory.dmp

Filesize
120KB

Download
memory/1100-35-0x00000000068C0000-0x000000000690C000-memory.dmp

Filesize
304KB

Download
memory/1100-37-0x0000000074E40000-0x00000000755F0000-memory.dmp

Filesize
7.7MB

Download
memory/1100-36-0x0000000006E40000-0x0000000006E72000-memory.dmp

Filesize
200KB

Download
memory/4084-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4084-16-0x0000000001730000-0x0000000001A7A000-memory.dmp

Filesize
3.3MB

Download
memory/4084-64-0x0000000001730000-0x0000000001A7A000-memory.dmp

Filesize
3.3MB

Download
memory/5044-2-0x00000000056E0000-0x0000000005C84000-memory.dmp

Filesize
5.6MB

Download
memory/5044-0-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/5044-11-0x0000000008BB0000-0x0000000008C4C000-memory.dmp

Filesize
624KB

Download
memory/5044-1-0x0000000000850000-0x0000000000904000-memory.dmp

Filesize
720KB

Download
memory/5044-14-0x0000000074DC0000-0x0000000075570000-memory.dmp

Filesize
7.7MB

Download
memory/5044-10-0x0000000006390000-0x0000000006406000-memory.dmp

Filesize
472KB

Download
memory/5044-9-0x00000000056B0000-0x00000000056C0000-memory.dmp

Filesize
64KB

Download
memory/5044-8-0x0000000074DC0000-0x0000000075570000-memory.dmp

Filesize
7.7MB

Download
memory/5044-7-0x0000000074DCE000-0x0000000074DCF000-memory.dmp

Filesize
4KB

Download
memory/5044-6-0x00000000056A0000-0x00000000056B2000-memory.dmp

Filesize
72KB

Download
memory/5044-5-0x00000000051C0000-0x00000000051CA000-memory.dmp

Filesize
40KB

Download
memory/5044-3-0x00000000051D0000-0x0000000005262000-memory.dmp

Filesize
584KB

Download
memory/5044-4-0x0000000074DC0000-0x0000000075570000-memory.dmp

Filesize
7.7MB

Download