formbook | 51e9b7b57d361aa62f8276d03af686736c54187cf38fb8800cc6b34b04a0c359

Analysis

max time kernel
147s
max time network
135s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/09/2024, 13:46

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General

Target

Specification and Quantity Pdf.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 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2688-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2688-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2596-24-0x00000000000C0000-0x00000000000EF000-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
2460	powershell.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2084 set thread context of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2688 set thread context of 1216	2688	wab.exe	21
PID 2596 set thread context of 1216	2596	svchost.exe	21
PID 2596 set thread context of 2692	2596	svchost.exe	37

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	svchost.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3290804112-2823094203-3137964600-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Runs regedit.exe 1 IoCs

pid	Process
2164	regedit.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2460	powershell.exe
2688	wab.exe
2688	wab.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe

Suspicious behavior: MapViewOfSection 9 IoCs

pid	Process
2688	wab.exe
2688	wab.exe
2688	wab.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe
2596	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2084	Specification and Quantity Pdf.exe
Token: SeDebugPrivilege	2460	powershell.exe
Token: SeDebugPrivilege	2688	wab.exe
Token: SeDebugPrivilege	2596	svchost.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2460	2084	Specification and Quantity Pdf.exe	32
PID 2084 wrote to memory of 2460	2084	Specification and Quantity Pdf.exe	32
PID 2084 wrote to memory of 2460	2084	Specification and Quantity Pdf.exe	32
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2756	2084	Specification and Quantity Pdf.exe	34
PID 2084 wrote to memory of 2832	2084	Specification and Quantity Pdf.exe	35
PID 2084 wrote to memory of 2832	2084	Specification and Quantity Pdf.exe	35
PID 2084 wrote to memory of 2832	2084	Specification and Quantity Pdf.exe	35
PID 2084 wrote to memory of 2832	2084	Specification and Quantity Pdf.exe	35
PID 2084 wrote to memory of 2832	2084	Specification and Quantity Pdf.exe	35
PID 2084 wrote to memory of 2864	2084	Specification and Quantity Pdf.exe	36
PID 2084 wrote to memory of 2864	2084	Specification and Quantity Pdf.exe	36
PID 2084 wrote to memory of 2864	2084	Specification and Quantity Pdf.exe	36
PID 2084 wrote to memory of 2864	2084	Specification and Quantity Pdf.exe	36
PID 2084 wrote to memory of 2864	2084	Specification and Quantity Pdf.exe	36
PID 2084 wrote to memory of 2692	2084	Specification and Quantity Pdf.exe	37
PID 2084 wrote to memory of 2692	2084	Specification and Quantity Pdf.exe	37
PID 2084 wrote to memory of 2692	2084	Specification and Quantity Pdf.exe	37
PID 2084 wrote to memory of 2692	2084	Specification and Quantity Pdf.exe	37
PID 2084 wrote to memory of 2692	2084	Specification and Quantity Pdf.exe	37
PID 2084 wrote to memory of 2164	2084	Specification and Quantity Pdf.exe	38
PID 2084 wrote to memory of 2164	2084	Specification and Quantity Pdf.exe	38
PID 2084 wrote to memory of 2164	2084	Specification and Quantity Pdf.exe	38
PID 2084 wrote to memory of 2164	2084	Specification and Quantity Pdf.exe	38
PID 2084 wrote to memory of 2164	2084	Specification and Quantity Pdf.exe	38
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 2084 wrote to memory of 2688	2084	Specification and Quantity Pdf.exe	39
PID 1216 wrote to memory of 2596	1216	Explorer.EXE	40
PID 1216 wrote to memory of 2596	1216	Explorer.EXE	40
PID 1216 wrote to memory of 2596	1216	Explorer.EXE	40
PID 1216 wrote to memory of 2596	1216	Explorer.EXE	40
PID 2596 wrote to memory of 3052	2596	svchost.exe	41
PID 2596 wrote to memory of 3052	2596	svchost.exe	41
PID 2596 wrote to memory of 3052	2596	svchost.exe	41
PID 2596 wrote to memory of 3052	2596	svchost.exe	41
PID 2596 wrote to memory of 3052	2596	svchost.exe	41

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Users\Admin\AppData\Local\Temp\Specification and Quantity Pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Specification and Quantity Pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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:2460
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    PID:2756
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
    3⤵
    PID:2832
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe"
    3⤵
    PID:2864
- - C:\Windows\System32\notepad.exe
    "C:\Windows\System32\notepad.exe"
    3⤵
    PID:2692
- - C:\Windows\regedit.exe
    "C:\Windows\regedit.exe"
    3⤵
    - Runs regedit.exe
    PID:2164
- - 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:2688
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2596
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3052

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

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
49KB

MD5
3712a692bf9d88ed3b3909bf9fdb2cff

SHA1
ab9dc3ba27b3cb2351b5b801a704b67b370487d0

SHA256
0d1f54c39f79c42c7922f91690b664b7dda542c2242861b138c1e90648e30cd6

SHA512
084c88301c841b7cc93b0c7553256505da54f9b0a499ea0eb0e236450f8c475a536d702f82009dbdb729b01ee624dd84f71235464655d8488454664090b5430d

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/1216-28-0x00000000078F0000-0x0000000007A7E000-memory.dmp

Filesize
1.6MB

Download
memory/1216-20-0x00000000078F0000-0x0000000007A7E000-memory.dmp

Filesize
1.6MB

Download
memory/1216-33-0x0000000007A80000-0x0000000007C02000-memory.dmp

Filesize
1.5MB

Download
memory/1216-19-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/2460-13-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2460-9-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2460-6-0x0000000001DE0000-0x0000000001DE8000-memory.dmp

Filesize
32KB

Download
memory/2460-8-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2460-11-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2460-7-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2460-5-0x000000001B580000-0x000000001B862000-memory.dmp

Filesize
2.9MB

Download
memory/2460-4-0x000007FEF5E0E000-0x000007FEF5E0F000-memory.dmp

Filesize
4KB

Download
memory/2460-10-0x000007FEF5B50000-0x000007FEF64ED000-memory.dmp

Filesize
9.6MB

Download
memory/2596-23-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/2596-21-0x0000000000500000-0x0000000000508000-memory.dmp

Filesize
32KB

Download
memory/2596-24-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2688-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2688-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2688-18-0x0000000000180000-0x0000000000194000-memory.dmp

Filesize
80KB

Download
memory/2688-15-0x0000000000870000-0x0000000000B73000-memory.dmp

Filesize
3.0MB

Download