formbook | e01f8eb3903e53f65591dbfb5ae2dda83eb77b50ddfa598ca12fc627e35fe2fa

General

Target

Il nuovo ordine e nell'elenco allegato.exe
Size

892KB
MD5

9846100114f47c1fb95da84c09ef9f0d
SHA1

715510bcef9517706b28ea506e39df8e4c8c4f5f
SHA256

e01f8eb3903e53f65591dbfb5ae2dda83eb77b50ddfa598ca12fc627e35fe2fa
SHA512

447b2bb4b7adc2ec150a324d1c2909b00742c3741af8996d043158436219def4899b44d69d6d1e518810cf945dc2d7b7e84e5952686bee858eb4123eb96678c0

Score

10^/10

formbook persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/3nop/

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.com

Signatures

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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1684-63-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1684-66-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/1008-74-0x0000000000080000-0x00000000000AD000-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:

raserver.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	raserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\YZ7XNZ989 = "C:\\Program Files (x86)\\Fbdfdufw\\mfcbbctfhx.exe"	raserver.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.exeraserver.exe

description	pid	process	target process
PID 1684 set thread context of 1268	1684	DpiScaling.exe	Explorer.EXE
PID 1008 set thread context of 1268	1008	raserver.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

raserver.exe

description ioc process

File opened for modification C:\Program Files (x86)\Fbdfdufw\mfcbbctfhx.exe raserver.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Fbdfdufw\mfcbbctfhx.exe	raserver.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

DpiScaling.exeraserver.exe

pid	process
1684	DpiScaling.exe
1684	DpiScaling.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe
1008	raserver.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

DpiScaling.exeraserver.exe

pid process

1684 DpiScaling.exe
1684 DpiScaling.exe
1684 DpiScaling.exe
1008 raserver.exe
1008 raserver.exe
1008 raserver.exe
1008 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1684 DpiScaling.exe
Token: SeDebugPrivilege 1008 raserver.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	1684	DpiScaling.exe
Token: SeDebugPrivilege	1008	raserver.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 20 IoCs

Processes:

Il nuovo ordine e nell'elenco allegato.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 784 wrote to memory of 1684	784	Il nuovo ordine e nell'elenco allegato.exe	DpiScaling.exe
PID 1268 wrote to memory of 1008	1268	Explorer.EXE	raserver.exe
PID 1268 wrote to memory of 1008	1268	Explorer.EXE	raserver.exe
PID 1268 wrote to memory of 1008	1268	Explorer.EXE	raserver.exe
PID 1268 wrote to memory of 1008	1268	Explorer.EXE	raserver.exe
PID 1008 wrote to memory of 844	1008	raserver.exe	cmd.exe
PID 1008 wrote to memory of 844	1008	raserver.exe	cmd.exe
PID 1008 wrote to memory of 844	1008	raserver.exe	cmd.exe
PID 1008 wrote to memory of 844	1008	raserver.exe	cmd.exe
PID 1008 wrote to memory of 1576	1008	raserver.exe	Firefox.exe
PID 1008 wrote to memory of 1576	1008	raserver.exe	Firefox.exe
PID 1008 wrote to memory of 1576	1008	raserver.exe	Firefox.exe
PID 1008 wrote to memory of 1576	1008	raserver.exe	Firefox.exe
PID 1008 wrote to memory of 1576	1008	raserver.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\Il nuovo ordine e nell'elenco allegato.exe
"C:\Users\Admin\AppData\Local\Temp\Il nuovo ordine e nell'elenco allegato.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1684

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1008

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:844

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1576

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/784-61-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/784-62-0x0000000001F20000-0x0000000001F21000-memory.dmp

Filesize
4KB

Download
memory/784-60-0x0000000075AA1000-0x0000000075AA3000-memory.dmp

Filesize
8KB

Download
memory/844-72-0x0000000000000000-mapping.dmp

Download
memory/1008-70-0x0000000000000000-mapping.dmp

Download
memory/1008-76-0x0000000001D10000-0x0000000001DA3000-memory.dmp

Filesize
588KB

Download
memory/1008-75-0x0000000001EF0000-0x00000000021F3000-memory.dmp

Filesize
3.0MB

Download
memory/1008-74-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/1008-73-0x00000000001B0000-0x00000000001CC000-memory.dmp

Filesize
112KB

Download
memory/1268-69-0x00000000060D0000-0x0000000006217000-memory.dmp

Filesize
1.3MB

Download
memory/1268-77-0x0000000004270000-0x000000000435A000-memory.dmp

Filesize
936KB

Download
memory/1576-78-0x0000000000000000-mapping.dmp

Download
memory/1576-79-0x000000013F990000-0x000000013FA23000-memory.dmp

Filesize
588KB

Download
memory/1576-80-0x00000000012E0000-0x000000000144D000-memory.dmp

Filesize
1.4MB

Download
memory/1684-68-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/1684-67-0x00000000020B0000-0x00000000023B3000-memory.dmp

Filesize
3.0MB

Download
memory/1684-66-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/1684-65-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/1684-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads