formbook | 37cfb7fb31732401d50f7f17c28fbea5997ef4a7236ce89f37dc57675a76b23f

General

Target

12-4.exe
Size

1.4MB
MD5

86e9f171ca095286ac610deaf54c7667
SHA1

ea152559408d3ce06448b654fd9e79b843ad6975
SHA256

37cfb7fb31732401d50f7f17c28fbea5997ef4a7236ce89f37dc57675a76b23f
SHA512

7c1e51c851e03cd06ebe619b908e3eb133cc291d843909154067019b32ca9919a8323327d8f6527aa36be68630f3ed15dc5c1afa3b4c73157750916abe5f79f2

Score

10^/10

formbook modiloader persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.leadershifts.academy/gwg/

Decoy

horne-construction.com

sailbayvolleyball.com

eyecareplusnj.com

iteups.com

longhuixiang.com

sticksnbites.com

wildeuk.com

toprankvehicles.com

hongkongcocktailweeks.com

mehysox.com

monogrammed.xyz

chateauboiseseniorliving.com

purplecherry.online

prashantenterprises.net

systemmigrationservices.com

317redwood.com

cerytefrehabilitacion.com

dontusecicdtestdotenfo50772.com

safeansecurity.com

bualepitso.site

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1668-7-0x00000000047E0000-0x0000000004920000-memory.dmp	formbook
behavioral1/memory/440-8-0x0000000000000000-mapping.dmp	formbook

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

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:

12-4.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mswe = "C:\\Users\\Admin\\AppData\\Local\\ewsM.url"	12-4.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

12-4.exenetsh.exe

description	pid	process	target process
PID 1668 set thread context of 1268	1668	12-4.exe	Explorer.EXE
PID 440 set thread context of 1268	440	netsh.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

netsh.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-293278959-2699126792-324916226-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	netsh.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

12-4.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	12-4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	12-4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	12-4.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

12-4.exenetsh.exe

pid	process
1668	12-4.exe
1668	12-4.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe
440	netsh.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

12-4.exenetsh.exe

pid process

1668 12-4.exe
1668 12-4.exe
1668 12-4.exe
440 netsh.exe
440 netsh.exe
440 netsh.exe
440 netsh.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

12-4.exenetsh.exe

description pid process

Token: SeDebugPrivilege 1668 12-4.exe
Token: SeDebugPrivilege 440 netsh.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1668	12-4.exe
Token: SeDebugPrivilege	440	netsh.exe

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Explorer.EXEnetsh.exe

description	pid	process	target process
PID 1268 wrote to memory of 440	1268	Explorer.EXE	netsh.exe
PID 1268 wrote to memory of 440	1268	Explorer.EXE	netsh.exe
PID 1268 wrote to memory of 440	1268	Explorer.EXE	netsh.exe
PID 1268 wrote to memory of 440	1268	Explorer.EXE	netsh.exe
PID 440 wrote to memory of 1520	440	netsh.exe	Firefox.exe
PID 440 wrote to memory of 1520	440	netsh.exe	Firefox.exe
PID 440 wrote to memory of 1520	440	netsh.exe	Firefox.exe
PID 440 wrote to memory of 1520	440	netsh.exe	Firefox.exe
PID 440 wrote to memory of 1520	440	netsh.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1268

C:\Users\Admin\AppData\Local\Temp\12-4.exe
"C:\Users\Admin\AppData\Local\Temp\12-4.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1668

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:440

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Install Root Certificate

1

T1130

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/440-8-0x0000000000000000-mapping.dmp

Download
memory/440-9-0x00000000008D0000-0x00000000008EB000-memory.dmp

Filesize
108KB

Download
memory/440-10-0x0000000003E80000-0x0000000003FD6000-memory.dmp

Filesize
1.3MB

Download
memory/440-11-0x00000000035E0000-0x0000000003689000-memory.dmp

Filesize
676KB

Download
memory/976-4-0x000007FEF5B70000-0x000007FEF5DEA000-memory.dmp

Filesize
2.5MB

Download
memory/1520-12-0x0000000000000000-mapping.dmp

Download
memory/1520-13-0x000000013F2C0000-0x000000013F353000-memory.dmp

Filesize
588KB

Download
memory/1668-2-0x0000000002090000-0x00000000020BB000-memory.dmp

Filesize
172KB

Download
memory/1668-5-0x0000000004650000-0x00000000046A0000-memory.dmp

Filesize
320KB

Download
memory/1668-7-0x00000000047E0000-0x0000000004920000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads