formbook | 62e4e1e22348e0eb9b33c350ee4489a3d9292dd81bf289282ebb148507180609

General

Target

Details...exe
Size

978KB
MD5

4784ea7aa126e562158fd9882a3f771e
SHA1

1e74531be148cd8ecea482b060836f1102cbb57b
SHA256

62e4e1e22348e0eb9b33c350ee4489a3d9292dd81bf289282ebb148507180609
SHA512

5b8ec648de68f613d104870e4b4e7a08c9d79a83ba3622ba4f00166ae16fa994f59e96ca5c732c76d0f553141590634a2443e26e8be359b172b7d06d254a8493

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

C2

http://www.deuxus.com/t052/

Decoy

ladybug-learning.com

unforgottenstory.com

oldmopaiv.xyz

natashaexim.com

hannahmcelgunn.com

retargetingmachines.info

njoconline.com

unicornlankadelivery.com

giftkerala.com

englishfordoctors.online

schatzilandrvresort.com

brujoisaac.com

basiccampinggear.com

escapees.today

dgyxsy888.com

stevebana.xyz

mimozakebap.com

ezdoff.com

pluumyspalace.com

shaoshanshan.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/1512-8-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1512-9-0x000000000041ECC0-mapping.dmp	formbook
behavioral1/memory/328-17-0x0000000000090000-0x00000000000BE000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

112 cmd.exe

pid	process
112	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Details...exeDetails...execmstp.exe

description	pid	process	target process
PID 1064 set thread context of 1512	1064	Details...exe	Details...exe
PID 1512 set thread context of 1220	1512	Details...exe	Explorer.EXE
PID 328 set thread context of 1220	328	cmstp.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

Details...execmstp.exe

pid	process
1512	Details...exe
1512	Details...exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe
328	cmstp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Details...execmstp.exe

pid process

1512 Details...exe
1512 Details...exe
1512 Details...exe
328 cmstp.exe
328 cmstp.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Details...exeDetails...execmstp.exe

description pid process

Token: SeDebugPrivilege 1064 Details...exe
Token: SeDebugPrivilege 1512 Details...exe
Token: SeDebugPrivilege 328 cmstp.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE
1220 Explorer.EXE
1220 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE
1220 Explorer.EXE
1220 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1064	Details...exe
Token: SeDebugPrivilege	1512	Details...exe
Token: SeDebugPrivilege	328	cmstp.exe

pid	process
1220	Explorer.EXE
1220	Explorer.EXE
1220	Explorer.EXE
1220	Explorer.EXE

pid	process
1220	Explorer.EXE
1220	Explorer.EXE
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Details...exeExplorer.EXEcmstp.exe

description	pid	process	target process
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1064 wrote to memory of 1512	1064	Details...exe	Details...exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 1220 wrote to memory of 328	1220	Explorer.EXE	cmstp.exe
PID 328 wrote to memory of 112	328	cmstp.exe	cmd.exe
PID 328 wrote to memory of 112	328	cmstp.exe	cmd.exe
PID 328 wrote to memory of 112	328	cmstp.exe	cmd.exe
PID 328 wrote to memory of 112	328	cmstp.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:1220

C:\Users\Admin\AppData\Local\Temp\Details...exe
"C:\Users\Admin\AppData\Local\Temp\Details...exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064

C:\Users\Admin\AppData\Local\Temp\Details...exe
"C:\Users\Admin\AppData\Local\Temp\Details...exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1512

C:\Windows\SysWOW64\cmstp.exe
"C:\Windows\SysWOW64\cmstp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:328

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Details...exe"
3⤵
- Deletes itself
PID:112

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/112-19-0x0000000000000000-mapping.dmp

Download
memory/328-14-0x0000000000000000-mapping.dmp

Download
memory/328-20-0x0000000001EF0000-0x0000000001F83000-memory.dmp

Filesize
588KB

Download
memory/328-18-0x0000000001FE0000-0x00000000022E3000-memory.dmp

Filesize
3.0MB

Download
memory/328-16-0x0000000000710000-0x0000000000728000-memory.dmp

Filesize
96KB

Download
memory/328-17-0x0000000000090000-0x00000000000BE000-memory.dmp

Filesize
184KB

Download
memory/328-15-0x0000000076101000-0x0000000076103000-memory.dmp

Filesize
8KB

Download
memory/1064-7-0x0000000005030000-0x0000000005096000-memory.dmp

Filesize
408KB

Download
memory/1064-2-0x00000000740B0000-0x000000007479E000-memory.dmp

Filesize
6.9MB

Download
memory/1064-6-0x00000000008F0000-0x0000000000913000-memory.dmp

Filesize
140KB

Download
memory/1064-5-0x0000000004D20000-0x0000000004D21000-memory.dmp

Filesize
4KB

Download
memory/1064-3-0x0000000001320000-0x0000000001321000-memory.dmp

Filesize
4KB

Download
memory/1220-13-0x0000000004B00000-0x0000000004C00000-memory.dmp

Filesize
1024KB

Download
memory/1512-12-0x0000000000280000-0x0000000000294000-memory.dmp

Filesize
80KB

Download
memory/1512-11-0x0000000000950000-0x0000000000C53000-memory.dmp

Filesize
3.0MB

Download
memory/1512-9-0x000000000041ECC0-mapping.dmp

Download
memory/1512-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads