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
behavioral1/memory/1100-57-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/1100-60-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral1/memory/572-71-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

DpiScaling.exeexplorer.exe

description	pid	process	target process
PID 1100 set thread context of 1212	1100	DpiScaling.exe	Explorer.EXE
PID 1100 set thread context of 1212	1100	DpiScaling.exe	Explorer.EXE
PID 572 set thread context of 1212	572	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 28 IoCs

Processes:

DpiScaling.exeexplorer.exe

pid	process
1100	DpiScaling.exe
1100	DpiScaling.exe
1100	DpiScaling.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe
572	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

DpiScaling.exeexplorer.exe

pid process

1100 DpiScaling.exe
1100 DpiScaling.exe
1100 DpiScaling.exe
1100 DpiScaling.exe
572 explorer.exe
572 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 1100 DpiScaling.exe
Token: SeDebugPrivilege 572 explorer.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE

pid	process
1212	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1100	DpiScaling.exe
Token: SeDebugPrivilege	572	explorer.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 612 wrote to memory of 1100	612	994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe	DpiScaling.exe
PID 1212 wrote to memory of 572	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 572	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 572	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 572	1212	Explorer.EXE	explorer.exe
PID 572 wrote to memory of 1684	572	explorer.exe	cmd.exe
PID 572 wrote to memory of 1684	572	explorer.exe	cmd.exe
PID 572 wrote to memory of 1684	572	explorer.exe	cmd.exe
PID 572 wrote to memory of 1684	572	explorer.exe	cmd.exe

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

C:\Users\Admin\AppData\Local\Temp\994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe
"C:\Users\Admin\AppData\Local\Temp\994a9f45f0d0044d1dbe654ca8dfb4573abb6b20400b0563d8d1c88b1a6a025e~.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:612

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:1100

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:572

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:1684

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/572-70-0x0000000000750000-0x00000000009D1000-memory.dmp

Filesize
2.5MB

Download
memory/572-72-0x0000000002300000-0x0000000002603000-memory.dmp

Filesize
3.0MB

Download
memory/572-68-0x00000000751B1000-0x00000000751B3000-memory.dmp

Filesize
8KB

Download
memory/572-66-0x0000000000000000-mapping.dmp

Download
memory/572-71-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/572-73-0x0000000002170000-0x0000000002203000-memory.dmp

Filesize
588KB

Download
memory/612-54-0x0000000075651000-0x0000000075653000-memory.dmp

Filesize
8KB

Download
memory/612-55-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1100-61-0x0000000001FF0000-0x00000000022F3000-memory.dmp

Filesize
3.0MB

Download
memory/1100-64-0x00000000002C0000-0x00000000002D4000-memory.dmp

Filesize
80KB

Download
memory/1100-62-0x0000000000280000-0x0000000000294000-memory.dmp

Filesize
80KB

Download
memory/1100-60-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/1100-59-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/1100-57-0x0000000000000000-mapping.dmp

Download
memory/1212-65-0x0000000006DD0000-0x0000000006EEB000-memory.dmp

Filesize
1.1MB

Download
memory/1212-63-0x0000000003F20000-0x0000000003FDE000-memory.dmp

Filesize
760KB

Download
memory/1212-74-0x0000000008120000-0x000000000827F000-memory.dmp

Filesize
1.4MB

Download
memory/1684-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads