formbook | 1d65e497a5fd1c02c83a04fba5cd07130ac17bda7b476ee70a0bf8202eed4be5

General

Target

muestras de productos.exe
Size

544KB
MD5

085e4e06334e8dbab10d45a5dd96c72e
SHA1

b665738b4fb841dd02699df85f6ba4cb7b2ad2b9
SHA256

9b9931b133a5a15ee73de2ffd8b6f2f7b80e834cf4a3cf17f030c479b21abf9b
SHA512

c9b5b9ecffc09a2f11a866c6a0264e3687495bda69c4a728a113535b1f9fa008f944eb4d1a50601423ccdb8e329ea6ece9db26e108268efbad1537de6976057a

Score

10^/10

formbook n7ak persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

Decoy

audereventur.com

huro14.com

wwwjinsha155.com

antiquevendor.com

samuraisoulfood.net

traffic4updates.download

hypersarv.com

rapport-happy-wedding.com

rokutechnosupport.online

allworljob.com

hanaleedossmann.com

kauai-marathon.com

bepbosch.com

kangen-international.com

zoneshopemenowz.com

belviderewrestling.com

ipllink.com

sellingforcreators.com

wwwswty6655.com

qtumboa.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/836-57-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/836-58-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/836-59-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/584-68-0x00000000000A0000-0x00000000000CD000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\JR2D1NPPOVE = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	wscript.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	wscript.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 3 IoCs

Processes:

ieinstal.exewscript.exe

description	pid	process	target process
PID 836 set thread context of 1384	836	ieinstal.exe	Explorer.EXE
PID 836 set thread context of 1384	836	ieinstal.exe	Explorer.EXE
PID 584 set thread context of 1384	584	wscript.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wscript.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

ieinstal.exewscript.exe

pid	process
836	ieinstal.exe
836	ieinstal.exe
836	ieinstal.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe
584	wscript.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

ieinstal.exewscript.exe

pid process

836 ieinstal.exe
836 ieinstal.exe
836 ieinstal.exe
836 ieinstal.exe
584 wscript.exe
584 wscript.exe
584 wscript.exe
584 wscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ieinstal.exewscript.exe

description pid process

Token: SeDebugPrivilege 836 ieinstal.exe
Token: SeDebugPrivilege 584 wscript.exe

description	pid	process
Token: SeDebugPrivilege	836	ieinstal.exe
Token: SeDebugPrivilege	584	wscript.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

muestras de productos.exeExplorer.EXEieinstal.exewscript.exe

description	pid	process	target process
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1796 wrote to memory of 836	1796	muestras de productos.exe	ieinstal.exe
PID 1384 wrote to memory of 932	1384	Explorer.EXE	systray.exe
PID 1384 wrote to memory of 932	1384	Explorer.EXE	systray.exe
PID 1384 wrote to memory of 932	1384	Explorer.EXE	systray.exe
PID 1384 wrote to memory of 932	1384	Explorer.EXE	systray.exe
PID 836 wrote to memory of 584	836	ieinstal.exe	wscript.exe
PID 836 wrote to memory of 584	836	ieinstal.exe	wscript.exe
PID 836 wrote to memory of 584	836	ieinstal.exe	wscript.exe
PID 836 wrote to memory of 584	836	ieinstal.exe	wscript.exe
PID 584 wrote to memory of 1604	584	wscript.exe	Firefox.exe
PID 584 wrote to memory of 1604	584	wscript.exe	Firefox.exe
PID 584 wrote to memory of 1604	584	wscript.exe	Firefox.exe
PID 584 wrote to memory of 1604	584	wscript.exe	Firefox.exe
PID 584 wrote to memory of 1604	584	wscript.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1384

C:\Users\Admin\AppData\Local\Temp\muestras de productos.exe
"C:\Users\Admin\AppData\Local\Temp\muestras de productos.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1796

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
4⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:584

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
5⤵
PID:1604

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
PID:932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Web Service

1

T1102

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\94O2R65S\94Ologim.jpeg
Filesize
60KB

MD5
284862b3782da87e647845573808b31d

SHA1
e4341d6de67921d11150dd2a3ee21e7348a44208

SHA256
f5d050e8f68aa30c8092ced87bb47dd277e7ef01522bcc49b158bc9d86cc1ab9

SHA512
cd624c1c082cc2bb43edf6dad3b5111e9daae00de782ff3d63118f814bb21d089422ccc63a2f437524255fd045faa3be690f11e1ee2687d5f32dc4abbd99428d

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/584-66-0x0000000000000000-mapping.dmp

Download
memory/584-71-0x00000000003E0000-0x0000000000473000-memory.dmp

Filesize
588KB

Download
memory/584-70-0x0000000002060000-0x0000000002363000-memory.dmp

Filesize
3.0MB

Download
memory/584-68-0x00000000000A0000-0x00000000000CD000-memory.dmp

Filesize
180KB

Download
memory/584-67-0x0000000000060000-0x0000000000086000-memory.dmp

Filesize
152KB

Download
memory/836-60-0x00000000021C0000-0x00000000024C3000-memory.dmp

Filesize
3.0MB

Download
memory/836-64-0x00000000002A0000-0x00000000002B4000-memory.dmp

Filesize
80KB

Download
memory/836-61-0x0000000000210000-0x0000000000224000-memory.dmp

Filesize
80KB

Download
memory/836-59-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/836-58-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/836-57-0x0000000000000000-mapping.dmp

Download
memory/836-55-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1384-65-0x00000000046D0000-0x00000000047CF000-memory.dmp

Filesize
1020KB

Download
memory/1384-62-0x0000000004CA0000-0x0000000004DA1000-memory.dmp

Filesize
1.0MB

Download
memory/1384-72-0x0000000006A20000-0x0000000006B8D000-memory.dmp

Filesize
1.4MB

Download
memory/1796-54-0x00000000753B1000-0x00000000753B3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads