formbook | 107f0cce39dcfa85508fd5d256fa0515b6e27f554628e2ca4400af9dc2a5dcae

General

Target

Remittance_90523_03.exe
Size

1.2MB
MD5

4877999ea194338dfe6ad0b7c501afe8
SHA1

41c912ac202c7b590450fd91e4f2ed6faa5b2aff
SHA256

107f0cce39dcfa85508fd5d256fa0515b6e27f554628e2ca4400af9dc2a5dcae
SHA512

e28520a7d7c5bcccb7309d51c2e5c67668e7c081cf15f133ad4345e1b46a92e652d435abe718c6df851ffa57f8e0355bcccf3cb8e4361bd10012723034e7a5bf

Score

10^/10

formbook rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.bitcoin-noticias.com/fw6/

Decoy

rashtriyasanghsewak.com

filestree.cloud

penoner.com

owliwant.com

elkincook.com

jhac16kaizencollection.com

shalomdentalavenue.com

hotelsbytheweek.com

cookwithchefcari.com

threattenterprises.com

sanookna.com

tlsbuilders.com

softandhardshop.com

ppr419.com

powertexinc.info

businessandhr.com

yiliao2020.com

eiman-pro.com

rhondarothrealtor.com

junk-service.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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/568-122-0x0000000002750000-0x000000000275B000-memory.dmp	CustAttr

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2292-126-0x000000000041EBA0-mapping.dmp	formbook
behavioral2/memory/2292-125-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/1308-133-0x0000000000C10000-0x0000000000C3E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Remittance_90523_03.exeRemittance_90523_03.execscript.exe

description	pid	process	target process
PID 568 set thread context of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 2292 set thread context of 2708	2292	Remittance_90523_03.exe	Explorer.EXE
PID 1308 set thread context of 2708	1308	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 39 IoCs

Processes:

Remittance_90523_03.exeRemittance_90523_03.execscript.exe

pid	process
568	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe
1308	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2708 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Remittance_90523_03.execscript.exe

pid process

2292 Remittance_90523_03.exe
2292 Remittance_90523_03.exe
2292 Remittance_90523_03.exe
1308 cscript.exe
1308 cscript.exe

pid	process
2708	Explorer.EXE

pid	process
2292	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
2292	Remittance_90523_03.exe
1308	cscript.exe
1308	cscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Remittance_90523_03.exeRemittance_90523_03.exeExplorer.EXEcscript.exe

description	pid	process
Token: SeDebugPrivilege	568	Remittance_90523_03.exe
Token: SeDebugPrivilege	2292	Remittance_90523_03.exe
Token: SeShutdownPrivilege	2708	Explorer.EXE
Token: SeCreatePagefilePrivilege	2708	Explorer.EXE
Token: SeShutdownPrivilege	2708	Explorer.EXE
Token: SeCreatePagefilePrivilege	2708	Explorer.EXE
Token: SeDebugPrivilege	1308	cscript.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2708 Explorer.EXE

pid	process
2708	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Remittance_90523_03.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 568 wrote to memory of 2292	568	Remittance_90523_03.exe	Remittance_90523_03.exe
PID 2708 wrote to memory of 1308	2708	Explorer.EXE	cscript.exe
PID 2708 wrote to memory of 1308	2708	Explorer.EXE	cscript.exe
PID 2708 wrote to memory of 1308	2708	Explorer.EXE	cscript.exe
PID 1308 wrote to memory of 1504	1308	cscript.exe	cmd.exe
PID 1308 wrote to memory of 1504	1308	cscript.exe	cmd.exe
PID 1308 wrote to memory of 1504	1308	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2708

C:\Users\Admin\AppData\Local\Temp\Remittance_90523_03.exe
"C:\Users\Admin\AppData\Local\Temp\Remittance_90523_03.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:568

C:\Users\Admin\AppData\Local\Temp\Remittance_90523_03.exe
"C:\Users\Admin\AppData\Local\Temp\Remittance_90523_03.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2292

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1308

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Remittance_90523_03.exe"
3⤵
PID:1504

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/568-114-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/568-116-0x0000000004D10000-0x0000000004D11000-memory.dmp

Filesize
4KB

Download
memory/568-117-0x00000000052B0000-0x00000000052B1000-memory.dmp

Filesize
4KB

Download
memory/568-118-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/568-119-0x0000000002820000-0x0000000002821000-memory.dmp

Filesize
4KB

Download
memory/568-120-0x0000000004F70000-0x0000000004F71000-memory.dmp

Filesize
4KB

Download
memory/568-121-0x00000000028A0000-0x00000000028A1000-memory.dmp

Filesize
4KB

Download
memory/568-122-0x0000000002750000-0x000000000275B000-memory.dmp

Filesize
44KB

Download
memory/568-123-0x0000000005BF0000-0x0000000005C65000-memory.dmp

Filesize
468KB

Download
memory/568-124-0x0000000005C70000-0x0000000005CA0000-memory.dmp

Filesize
192KB

Download
memory/1308-130-0x0000000000000000-mapping.dmp

Download
memory/1308-133-0x0000000000C10000-0x0000000000C3E000-memory.dmp

Filesize
184KB

Download
memory/1308-132-0x00000000013D0000-0x00000000013F7000-memory.dmp

Filesize
156KB

Download
memory/1308-134-0x0000000004D50000-0x0000000005070000-memory.dmp

Filesize
3.1MB

Download
memory/1308-135-0x0000000004C50000-0x0000000004CE3000-memory.dmp

Filesize
588KB

Download
memory/1504-131-0x0000000000000000-mapping.dmp

Download
memory/2292-125-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2292-127-0x0000000001570000-0x0000000001890000-memory.dmp

Filesize
3.1MB

Download
memory/2292-128-0x00000000014D0000-0x00000000014E4000-memory.dmp

Filesize
80KB

Download
memory/2292-126-0x000000000041EBA0-mapping.dmp

Download
memory/2708-129-0x00000000028C0000-0x0000000002983000-memory.dmp

Filesize
780KB

Download
memory/2708-136-0x0000000002710000-0x00000000027B2000-memory.dmp

Filesize
648KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads