formbook | 219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f

Analysis

max time kernel
148s
max time network
137s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23/09/2024, 01:03

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General

Target

219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe
Size

1.6MB
MD5

686fed0af9eebb2581701d4e08e9ff0b
SHA1

3c9f400ba8c6fe7f35f20bca09e59d3bb8169035
SHA256

219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f
SHA512

178d525f08b12ccca7c2a11f230e4bd83b74d28d17f15c13696937f57e4272aa34b0542aca6890e032ff7d4732be426ef00dcc54adceb70bd71f05cbd6d6bb00
SSDEEP

49152:YAodtaG9kS2U84B+FLan9k5TRM9zlxVjZfjQq:I/B13fjQq

Score

10^/10

formbook n7ak credential_access discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

wise-transfer.info

jam-nins.com

thebestsocialcrm.com

majomeow222.com

ancientshadowguilt.space

gentleman-china.com

parquemermoz.store

taxuw.com

sharqiyapaints.com

libraryofkath.com

1949wan.com

synqr.net

bitchessgirls.com

btonu.cfd

coding-bootcamps-16314.com

leadership22-tdh.site

maximsboutique.com

irishsummertruffles.com

sdnaqianchuan.com

uyews.xyz

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2852-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2852-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2852-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2768-25-0x00000000000C0000-0x00000000000EF000-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
1584	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1992 set thread context of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 2852 set thread context of 1188	2852	wab.exe	21
PID 2852 set thread context of 1188	2852	wab.exe	21
PID 2768 set thread context of 1188	2768	chkdsk.exe	21

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 1 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	chkdsk.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3063565911-2056067323-3330884624-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
1584	powershell.exe
2852	wab.exe
2852	wab.exe
2852	wab.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe

Suspicious behavior: MapViewOfSection 8 IoCs

pid	Process
2852	wab.exe
2852	wab.exe
2852	wab.exe
2852	wab.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe
2768	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe
Token: SeDebugPrivilege	1584	powershell.exe
Token: SeDebugPrivilege	2852	wab.exe
Token: SeDebugPrivilege	2768	chkdsk.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1188	Explorer.EXE
1188	Explorer.EXE

Suspicious use of WriteProcessMemory 36 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 1584	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	31
PID 1992 wrote to memory of 1584	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	31
PID 1992 wrote to memory of 1584	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	31
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2716	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	33
PID 1992 wrote to memory of 2736	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	34
PID 1992 wrote to memory of 2736	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	34
PID 1992 wrote to memory of 2736	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	34
PID 1992 wrote to memory of 2736	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	34
PID 1992 wrote to memory of 2736	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	34
PID 1992 wrote to memory of 2836	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	35
PID 1992 wrote to memory of 2836	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	35
PID 1992 wrote to memory of 2836	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	35
PID 1992 wrote to memory of 2836	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	35
PID 1992 wrote to memory of 2836	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	35
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1992 wrote to memory of 2852	1992	219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe	36
PID 1188 wrote to memory of 2768	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2768	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2768	1188	Explorer.EXE	38
PID 1188 wrote to memory of 2768	1188	Explorer.EXE	38
PID 2768 wrote to memory of 2684	2768	chkdsk.exe	39
PID 2768 wrote to memory of 2684	2768	chkdsk.exe	39
PID 2768 wrote to memory of 2684	2768	chkdsk.exe	39
PID 2768 wrote to memory of 2684	2768	chkdsk.exe	39
PID 2768 wrote to memory of 2684	2768	chkdsk.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1188
- C:\Users\Admin\AppData\Local\Temp\219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe
  "C:\Users\Admin\AppData\Local\Temp\219a330b7ae9807411d289f28169861fc748f50212ae2317278bfe155d89990f.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1992
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1584
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:2716
- - C:\Windows\System32\svchost.exe
    "C:\Windows\System32\svchost.exe"
    3⤵
    PID:2736
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe"
    3⤵
    PID:2836
- - C:\Program Files (x86)\Windows Mail\wab.exe
    "C:\Program Files (x86)\Windows Mail\wab.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2852
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

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\Roaming\94O2R65S\94Ologim.jpeg

Filesize
74KB

MD5
66bbf0c85a8607cdc5d62ea3cbc3aedb

SHA1
d07a72d365f73fa584537530cc185c8e6f9eb6f6

SHA256
7292585aaa5b0f47d46da1ba40adf801d33a1a8ba0897bde012929c3c6324321

SHA512
be20db81ac9a7c060d32484660ef48930d77594a8732e6b1a542db4a7fd3691efb806e2331eb0c93a61e18245c338785a5be0943371daab7b626bfdf46d9877e

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1188-34-0x0000000006E80000-0x0000000007012000-memory.dmp

Filesize
1.6MB

Download
memory/1188-22-0x0000000004FC0000-0x000000000508C000-memory.dmp

Filesize
816KB

Download
memory/1188-16-0x0000000006AD0000-0x0000000006C42000-memory.dmp

Filesize
1.4MB

Download
memory/1188-30-0x0000000004FC0000-0x000000000508C000-memory.dmp

Filesize
816KB

Download
memory/1584-9-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

Filesize
9.6MB

Download
memory/1584-6-0x0000000001EF0000-0x0000000001EF8000-memory.dmp

Filesize
32KB

Download
memory/1584-5-0x000000001B660000-0x000000001B942000-memory.dmp

Filesize
2.9MB

Download
memory/1584-7-0x0000000002C84000-0x0000000002C87000-memory.dmp

Filesize
12KB

Download
memory/1584-8-0x0000000002C8B000-0x0000000002CF2000-memory.dmp

Filesize
412KB

Download
memory/1584-4-0x000007FEF5F1E000-0x000007FEF5F1F000-memory.dmp

Filesize
4KB

Download
memory/1584-17-0x000007FEF5C60000-0x000007FEF65FD000-memory.dmp

Filesize
9.6MB

Download
memory/2768-24-0x00000000009B0000-0x00000000009B7000-memory.dmp

Filesize
28KB

Download
memory/2768-23-0x00000000009B0000-0x00000000009B7000-memory.dmp

Filesize
28KB

Download
memory/2768-25-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2852-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2852-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2852-20-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/2852-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2852-15-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/2852-12-0x0000000000A30000-0x0000000000D33000-memory.dmp

Filesize
3.0MB

Download