formbook | 6f505344ed0b63ea1ca3b058da81bd53069385a4fec5b94f7e97ecd3e53bf57f

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2023, 05:51

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General

Target

Inv_7623980.exe
Size

787KB
MD5

b95d624d901e11221407c993dfa38616
SHA1

b4b9df32b7e729c280d79566368a87a37a7d8945
SHA256

6f505344ed0b63ea1ca3b058da81bd53069385a4fec5b94f7e97ecd3e53bf57f
SHA512

c97816abd3f061b271dc529fc6d84f0c34a7c9bb8d1e7cd3dc920fd1306321d5425aefa781d19a6e21ba6ecec45be8dcd8e19d70524cccc9bcdc70292b320775
SSDEEP

12288:afbO11KEqoiLUMGHv/LlO1JhyDoAD2pqCSK6nUqixsbn8hqorfzKUqOWo:aaPKMislObk8A5tXAhqoHXqOWo

Score

10^/10

formbook m82 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m82

Decoy

jamesdevereux.com

artificialturfminneapolis.com

hongmeiyan.com

lojaderoupasbr.com

yit.africa

austinrelocationexpert.com

saiva.page

exitsategy.com

chochonux.com

klosterbraeu-unterliezheim.com

byseymanur.com

sblwarwickshire.co.uk

brazimaid.com

ciogame.com

bronzesailing.com

dwkapl.xyz

022dyd.com

compassandpathwriting.com

alphabet1x.com

selfcleaninghairbrush.co.uk

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1668-147-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1668-186-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2660-189-0x0000000000C80000-0x0000000000CAF000-memory.dmp	formbook
behavioral2/memory/2660-196-0x0000000000C80000-0x0000000000CAF000-memory.dmp	formbook

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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	Inv_7623980.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1252 set thread context of 1668	1252	Inv_7623980.exe	96
PID 1668 set thread context of 3112	1668	RegSvcs.exe	31
PID 2660 set thread context of 3112	2660	systray.exe	31

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4272	schtasks.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
1252	Inv_7623980.exe
1252	Inv_7623980.exe
3296	powershell.exe
1668	RegSvcs.exe
1668	RegSvcs.exe
1668	RegSvcs.exe
1668	RegSvcs.exe
3296	powershell.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe
2660	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3112	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1668	RegSvcs.exe
1668	RegSvcs.exe
1668	RegSvcs.exe
2660	systray.exe
2660	systray.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1252	Inv_7623980.exe
Token: SeDebugPrivilege	3296	powershell.exe
Token: SeDebugPrivilege	1668	RegSvcs.exe
Token: SeDebugPrivilege	2660	systray.exe
Token: SeShutdownPrivilege	3112	Explorer.EXE
Token: SeCreatePagefilePrivilege	3112	Explorer.EXE
Token: SeShutdownPrivilege	3112	Explorer.EXE
Token: SeCreatePagefilePrivilege	3112	Explorer.EXE
Token: SeShutdownPrivilege	3112	Explorer.EXE
Token: SeCreatePagefilePrivilege	3112	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 3296	1252	Inv_7623980.exe	92
PID 1252 wrote to memory of 3296	1252	Inv_7623980.exe	92
PID 1252 wrote to memory of 3296	1252	Inv_7623980.exe	92
PID 1252 wrote to memory of 4272	1252	Inv_7623980.exe	94
PID 1252 wrote to memory of 4272	1252	Inv_7623980.exe	94
PID 1252 wrote to memory of 4272	1252	Inv_7623980.exe	94
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 1252 wrote to memory of 1668	1252	Inv_7623980.exe	96
PID 3112 wrote to memory of 2660	3112	Explorer.EXE	97
PID 3112 wrote to memory of 2660	3112	Explorer.EXE	97
PID 3112 wrote to memory of 2660	3112	Explorer.EXE	97
PID 2660 wrote to memory of 5112	2660	systray.exe	98
PID 2660 wrote to memory of 5112	2660	systray.exe	98
PID 2660 wrote to memory of 5112	2660	systray.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3112
- C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe
  "C:\Users\Admin\AppData\Local\Temp\Inv_7623980.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1252
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SyjDdlaH.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3296
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SyjDdlaH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4508.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:4272
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1668
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2660
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:5112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jjyjbhsr.poz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4508.tmp

Filesize
1KB

MD5
b3f3de2fe1df2011ed1724dd27e76440

SHA1
d88f7db2c8f1a1418acf2f01690f52f64a268768

SHA256
1f72a6f23737ed969ed543116c49ed6b878bffea1ea9d642f00b7f66652c22f1

SHA512
606759ac28ff0bc538aa97b83a93129b1d39daf0032d09c001170e7a2da0e6f88eefe46b94f7049d7e8aae776c7749cabea4dcf17e1d633e251974cefb06236e

Download Submit
memory/1252-137-0x00000000059A0000-0x00000000059B0000-memory.dmp

Filesize
64KB

Download
memory/1252-134-0x0000000005C90000-0x0000000006234000-memory.dmp

Filesize
5.6MB

Download
memory/1252-138-0x00000000059A0000-0x00000000059B0000-memory.dmp

Filesize
64KB

Download
memory/1252-139-0x0000000008AC0000-0x0000000008B5C000-memory.dmp

Filesize
624KB

Download
memory/1252-133-0x0000000000C10000-0x0000000000CDC000-memory.dmp

Filesize
816KB

Download
memory/1252-135-0x0000000005780000-0x0000000005812000-memory.dmp

Filesize
584KB

Download
memory/1252-136-0x00000000056B0000-0x00000000056BA000-memory.dmp

Filesize
40KB

Download
memory/1668-166-0x0000000001310000-0x0000000001325000-memory.dmp

Filesize
84KB

Download
memory/1668-165-0x0000000001350000-0x000000000169A000-memory.dmp

Filesize
3.3MB

Download
memory/1668-147-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1668-186-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2660-196-0x0000000000C80000-0x0000000000CAF000-memory.dmp

Filesize
188KB

Download
memory/2660-189-0x0000000000C80000-0x0000000000CAF000-memory.dmp

Filesize
188KB

Download
memory/2660-188-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/2660-185-0x0000000000D30000-0x0000000000D36000-memory.dmp

Filesize
24KB

Download
memory/2660-190-0x0000000002FE0000-0x000000000332A000-memory.dmp

Filesize
3.3MB

Download
memory/2660-198-0x0000000002C70000-0x0000000002D04000-memory.dmp

Filesize
592KB

Download
memory/3112-207-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-213-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-225-0x00000000081E0000-0x00000000081F0000-memory.dmp

Filesize
64KB

Download
memory/3112-224-0x00000000081E0000-0x00000000081F0000-memory.dmp

Filesize
64KB

Download
memory/3112-222-0x00000000081E0000-0x00000000081F0000-memory.dmp

Filesize
64KB

Download
memory/3112-221-0x0000000004B70000-0x0000000004B72000-memory.dmp

Filesize
8KB

Download
memory/3112-220-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-219-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-218-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-217-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-216-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-215-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-212-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-214-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-167-0x0000000004A80000-0x0000000004B70000-memory.dmp

Filesize
960KB

Download
memory/3112-211-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-210-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-209-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-208-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-206-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-205-0x0000000001310000-0x0000000001320000-memory.dmp

Filesize
64KB

Download
memory/3112-199-0x0000000008EF0000-0x0000000009027000-memory.dmp

Filesize
1.2MB

Download
memory/3112-200-0x0000000008EF0000-0x0000000009027000-memory.dmp

Filesize
1.2MB

Download
memory/3112-202-0x0000000008EF0000-0x0000000009027000-memory.dmp

Filesize
1.2MB

Download
memory/3296-164-0x0000000005FB0000-0x0000000005FCE000-memory.dmp

Filesize
120KB

Download
memory/3296-149-0x0000000004FF0000-0x0000000005012000-memory.dmp

Filesize
136KB

Download
memory/3296-144-0x00000000049E0000-0x0000000004A16000-memory.dmp

Filesize
216KB

Download
memory/3296-193-0x00000000075D0000-0x00000000075D8000-memory.dmp

Filesize
32KB

Download
memory/3296-192-0x00000000075F0000-0x000000000760A000-memory.dmp

Filesize
104KB

Download
memory/3296-191-0x00000000074E0000-0x00000000074EE000-memory.dmp

Filesize
56KB

Download
memory/3296-150-0x00000000058D0000-0x0000000005936000-memory.dmp

Filesize
408KB

Download
memory/3296-151-0x0000000005940000-0x00000000059A6000-memory.dmp

Filesize
408KB

Download
memory/3296-158-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/3296-152-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download
memory/3296-184-0x000000007F220000-0x000000007F230000-memory.dmp

Filesize
64KB

Download
memory/3296-187-0x0000000007530000-0x00000000075C6000-memory.dmp

Filesize
600KB

Download
memory/3296-146-0x00000000050F0000-0x0000000005718000-memory.dmp

Filesize
6.2MB

Download
memory/3296-183-0x0000000007320000-0x000000000732A000-memory.dmp

Filesize
40KB

Download
memory/3296-182-0x00000000072B0000-0x00000000072CA000-memory.dmp

Filesize
104KB

Download
memory/3296-181-0x00000000078F0000-0x0000000007F6A000-memory.dmp

Filesize
6.5MB

Download
memory/3296-180-0x0000000006550000-0x000000000656E000-memory.dmp

Filesize
120KB

Download
memory/3296-170-0x0000000070A60000-0x0000000070AAC000-memory.dmp

Filesize
304KB

Download
memory/3296-169-0x0000000006570000-0x00000000065A2000-memory.dmp

Filesize
200KB

Download
memory/3296-168-0x0000000004AB0000-0x0000000004AC0000-memory.dmp

Filesize
64KB

Download