formbook | 556f47dd7cf496aed324545c0fb439b15ef6f5d276862dea73bc8d9b9aa8aaec

General

Target

994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe
Size

1.1MB
MD5

6f74e34ecd92395aefc707edf4119d71
SHA1

1d549f12ccf0fa9a429592795ee2c0e103534b91
SHA256

b8b54b232ca4f2ee4362d0d66218e77fbd950922221ab00676d43877904e249b
SHA512

a5ab2a239869020ca7fd22c1391fb4a3cc2fd0e9bbb7388c7a8d7580193e54fa5cf4195a2d786e2df0e249b92d26b84a08c88e4b10400e927b59d8e32d93cd0a

Score

10^/10

formbook n7ak rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.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: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3604-117-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3604-119-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/748-127-0x0000000000630000-0x000000000065E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

DpiScaling.exerundll32.exe

description	pid	process	target process
PID 3604 set thread context of 3060	3604	DpiScaling.exe	Explorer.EXE
PID 3604 set thread context of 3060	3604	DpiScaling.exe	Explorer.EXE
PID 748 set thread context of 3060	748	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes:

DpiScaling.exerundll32.exe

pid	process
3604	DpiScaling.exe
3604	DpiScaling.exe
3604	DpiScaling.exe
3604	DpiScaling.exe
3604	DpiScaling.exe
3604	DpiScaling.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe
748	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3060 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

DpiScaling.exerundll32.exe

pid process

3604 DpiScaling.exe
3604 DpiScaling.exe
3604 DpiScaling.exe
3604 DpiScaling.exe
748 rundll32.exe
748 rundll32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exerundll32.exe

description pid process

Token: SeDebugPrivilege 3604 DpiScaling.exe
Token: SeDebugPrivilege 748 rundll32.exe

pid	process
3060	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	3604	DpiScaling.exe
Token: SeDebugPrivilege	748	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exeDpiScaling.exerundll32.exe

description	pid	process	target process
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3592 wrote to memory of 3604	3592	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 3604 wrote to memory of 748	3604	DpiScaling.exe	rundll32.exe
PID 3604 wrote to memory of 748	3604	DpiScaling.exe	rundll32.exe
PID 3604 wrote to memory of 748	3604	DpiScaling.exe	rundll32.exe
PID 748 wrote to memory of 4012	748	rundll32.exe	cmd.exe
PID 748 wrote to memory of 4012	748	rundll32.exe	cmd.exe
PID 748 wrote to memory of 4012	748	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:3060

C:\Users\Admin\AppData\Local\Temp\994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe
"C:\Users\Admin\AppData\Local\Temp\994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3592

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
- Suspicious use of WriteProcessMemory
PID:3604

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
5⤵
PID:4012

Network

MITRE ATT&CK Matrix

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Downloads

memory/748-125-0x0000000000000000-mapping.dmp

Download
memory/748-130-0x0000000004380000-0x0000000004413000-memory.dmp

Filesize
588KB

Download
memory/748-129-0x0000000004600000-0x0000000004920000-memory.dmp

Filesize
3.1MB

Download
memory/748-126-0x00000000008B0000-0x00000000008C3000-memory.dmp

Filesize
76KB

Download
memory/748-127-0x0000000000630000-0x000000000065E000-memory.dmp

Filesize
184KB

Download
memory/3060-131-0x00000000008C0000-0x0000000000961000-memory.dmp

Filesize
644KB

Download
memory/3060-122-0x0000000002790000-0x0000000002855000-memory.dmp

Filesize
788KB

Download
memory/3060-124-0x0000000004D30000-0x0000000004E67000-memory.dmp

Filesize
1.2MB

Download
memory/3592-116-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/3604-123-0x0000000004F80000-0x0000000004F94000-memory.dmp

Filesize
80KB

Download
memory/3604-120-0x0000000004C60000-0x0000000004F80000-memory.dmp

Filesize
3.1MB

Download
memory/3604-121-0x0000000004AE0000-0x0000000004AF4000-memory.dmp

Filesize
80KB

Download
memory/3604-118-0x0000000000B20000-0x0000000000B21000-memory.dmp

Filesize
4KB

Download
memory/3604-119-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/3604-117-0x0000000000000000-mapping.dmp

Download
memory/4012-128-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads