formbook | f613838bee52f12dbcb75ec0e0df49976588c4ad55324e546c1a1bf9b3f0c8c3

General

Target

PO 31287.exe
Size

713KB
MD5

d4d301c9e1554996470078236b71ee3d
SHA1

df42e6511611746e410735758e41dc1d9bed1f97
SHA256

378a7a9a7d15d9a8a477751a956475909953f739d65d92a85d0e7997279c1bd5
SHA512

ca46d025ed7ea28f4e2928a60ff86ac1948016bb774798cb42bbaaa8ff0238ec0210fc717bd1d1e40a63ff8e51bf35b138508b4de5cfd5b03fbefd2fae3b4416

Score

10^/10

formbook w9z persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.0

Campaign

w9z

Decoy

crazzysex.com

hanferd.com

gteesrd.com

bayfrontbabyplace.com

jicuiquan.net

relationshiplink.net

ohchacyberphoto.com

kauegimenes.com

powerful-seldom.com

ketotoken.com

make-money-online-success.com

redgoldcollection.com

hannan-football.com

hamptondc.com

vllii.com

aa8520.com

platform35markethall.com

larozeimmo.com

oligopoly.net

llhak.info

Signatures

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

Formbook Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/784-62-0x00000000000C0000-0x00000000000ED000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1544 cmd.exe

pid	process
1544	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

NETSTAT.EXE

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	NETSTAT.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\X6QLGPYHK8 = "C:\\Program Files (x86)\\Ophot\\autochkzhg4m4x8.exe"	NETSTAT.EXE

Suspicious use of SetThreadContext 3 IoCs

Processes:

PO 31287.exePO 31287.exeNETSTAT.EXE

description	pid	process	target process
PID 1672 set thread context of 1668	1672	PO 31287.exe	PO 31287.exe
PID 1668 set thread context of 1212	1668	PO 31287.exe	Explorer.EXE
PID 784 set thread context of 1212	784	NETSTAT.EXE	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

NETSTAT.EXE

description ioc process

File opened for modification C:\Program Files (x86)\Ophot\autochkzhg4m4x8.exe NETSTAT.EXE
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

784 NETSTAT.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Ophot\autochkzhg4m4x8.exe	NETSTAT.EXE

pid	process
784	NETSTAT.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

NETSTAT.EXE

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

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

PO 31287.exePO 31287.exeNETSTAT.EXE

pid	process
1672	PO 31287.exe
1668	PO 31287.exe
1668	PO 31287.exe
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE
784	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

PO 31287.exePO 31287.exeNETSTAT.EXE

pid process

1672 PO 31287.exe
1668 PO 31287.exe
1668 PO 31287.exe
1668 PO 31287.exe
784 NETSTAT.EXE
784 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO 31287.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 1668 PO 31287.exe
Token: SeDebugPrivilege 784 NETSTAT.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1668	PO 31287.exe
Token: SeDebugPrivilege	784	NETSTAT.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

PO 31287.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 1672 wrote to memory of 1668	1672	PO 31287.exe	PO 31287.exe
PID 1672 wrote to memory of 1668	1672	PO 31287.exe	PO 31287.exe
PID 1672 wrote to memory of 1668	1672	PO 31287.exe	PO 31287.exe
PID 1672 wrote to memory of 1668	1672	PO 31287.exe	PO 31287.exe
PID 1212 wrote to memory of 784	1212	Explorer.EXE	NETSTAT.EXE
PID 1212 wrote to memory of 784	1212	Explorer.EXE	NETSTAT.EXE
PID 1212 wrote to memory of 784	1212	Explorer.EXE	NETSTAT.EXE
PID 1212 wrote to memory of 784	1212	Explorer.EXE	NETSTAT.EXE
PID 784 wrote to memory of 1544	784	NETSTAT.EXE	cmd.exe
PID 784 wrote to memory of 1544	784	NETSTAT.EXE	cmd.exe
PID 784 wrote to memory of 1544	784	NETSTAT.EXE	cmd.exe
PID 784 wrote to memory of 1544	784	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\PO 31287.exe
"C:\Users\Admin\AppData\Local\Temp\PO 31287.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1672

C:\Users\Admin\AppData\Local\Temp\PO 31287.exe
"C:\Users\Admin\AppData\Local\Temp\PO 31287.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1668

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PO 31287.exe"
3⤵
- Deletes itself
PID:1544

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\O5N16ST5\O5Nlogim.jpeg
Filesize
60KB

MD5
39f51dfd45bc517220cad0f0a9fffed2

SHA1
1effde319bee232d4039f19c985848fd8ba55b47

SHA256
33eb4980e7f0af65597b354b43c82717c3435c5735bfd3c5cf77ae5514d8c880

SHA512
e960131fd6aa79cda118160156f1d1d69f01d74c566825c962073174e53e3ddb13234a9e5c1e50555368e4f698e17241c5012a072199cb7a3024b5a3efc80c2b

Download Submit
C:\Users\Admin\AppData\Roaming\O5N16ST5\O5Nlogri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\O5N16ST5\O5Nlogrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/784-62-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/784-65-0x0000000001F90000-0x0000000002023000-memory.dmp

Filesize
588KB

Download
memory/784-63-0x0000000002230000-0x0000000002533000-memory.dmp

Filesize
3.0MB

Download
memory/784-60-0x0000000000000000-mapping.dmp

Download
memory/784-61-0x0000000000260000-0x0000000000269000-memory.dmp

Filesize
36KB

Download
memory/1212-66-0x0000000003D00000-0x0000000003DA0000-memory.dmp

Filesize
640KB

Download
memory/1212-59-0x0000000004A60000-0x0000000004B65000-memory.dmp

Filesize
1.0MB

Download
memory/1544-64-0x0000000000000000-mapping.dmp

Download
memory/1668-58-0x00000000002B0000-0x00000000002C4000-memory.dmp

Filesize
80KB

Download
memory/1668-57-0x0000000000830000-0x0000000000B33000-memory.dmp

Filesize
3.0MB

Download
memory/1668-55-0x000000000041E2D0-mapping.dmp

Download
memory/1672-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1672-56-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads