formbook | 206f17d8a641d884bba4bf29413d8c11ececdc220a22777455b23f1cad77dd9d

General

Target

iY.exe
Size

1.1MB
MD5

d345b1de15380a01c02ae2ba9c941a42
SHA1

77390e269cee60467364dedcdc4b5156e634d6a8
SHA256

206f17d8a641d884bba4bf29413d8c11ececdc220a22777455b23f1cad77dd9d
SHA512

4bbb55cd1666dfe1bc13dd315efda50dc3d475fdd942f90834c6c7a61a089cf2d3f39997f249ede6593acc49c4ab1102e555eebec093ab38a95c7b09569fd6f2
SSDEEP

24576:zAHnh+eWsN3skA4RV1Hom2KXMmHaungmQu7/d+gIM5:+h+ZkldoPK8Yaun3/d/f

Score

10^/10

formbook ss63 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ss63

Decoy

catpig.xyz

chatladyanzensei7.site

onewayonepaydroptaxi.com

bima188.lol

wealth-km.online

seepao27200.top

6c958u9.lol

fbyu57ytsd.shop

baranetentegre.com

webaichimie.com

h3k38q2.lol

abicomsrl.com

338kp.vip

rescuecube.com

bubatz-t.com

psgluxuryapartments.com

goodfellowlawfirm.com

bais141.com

imingchu.com

ekzeanjfolzaks.top

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2052-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2052-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2052-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2668-25-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

iY.exesvchost.exeNAPSTAT.EXE

description	pid	process	target process
PID 3012 set thread context of 2052	3012	iY.exe	svchost.exe
PID 2052 set thread context of 1128	2052	svchost.exe	Explorer.EXE
PID 2052 set thread context of 1128	2052	svchost.exe	Explorer.EXE
PID 2668 set thread context of 1128	2668	NAPSTAT.EXE	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeNAPSTAT.EXE

pid	process
2052	svchost.exe
2052	svchost.exe
2052	svchost.exe
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

iY.exesvchost.exeNAPSTAT.EXE

pid process

3012 iY.exe
2052 svchost.exe
2052 svchost.exe
2052 svchost.exe
2052 svchost.exe
2668 NAPSTAT.EXE
2668 NAPSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeNAPSTAT.EXE

description pid process

Token: SeDebugPrivilege 2052 svchost.exe
Token: SeDebugPrivilege 2668 NAPSTAT.EXE
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

iY.exeExplorer.EXE

pid process

3012 iY.exe
3012 iY.exe
1128 Explorer.EXE
1128 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

iY.exe

pid process

3012 iY.exe
3012 iY.exe

pid	process
3012	iY.exe
2052	svchost.exe
2052	svchost.exe
2052	svchost.exe
2052	svchost.exe
2668	NAPSTAT.EXE
2668	NAPSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	2052	svchost.exe
Token: SeDebugPrivilege	2668	NAPSTAT.EXE

pid	process
3012	iY.exe
3012	iY.exe
1128	Explorer.EXE
1128	Explorer.EXE

pid	process
3012	iY.exe
3012	iY.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

iY.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 3012 wrote to memory of 2052	3012	iY.exe	svchost.exe
PID 3012 wrote to memory of 2052	3012	iY.exe	svchost.exe
PID 3012 wrote to memory of 2052	3012	iY.exe	svchost.exe
PID 3012 wrote to memory of 2052	3012	iY.exe	svchost.exe
PID 3012 wrote to memory of 2052	3012	iY.exe	svchost.exe
PID 1128 wrote to memory of 2668	1128	Explorer.EXE	NAPSTAT.EXE
PID 1128 wrote to memory of 2668	1128	Explorer.EXE	NAPSTAT.EXE
PID 1128 wrote to memory of 2668	1128	Explorer.EXE	NAPSTAT.EXE
PID 1128 wrote to memory of 2668	1128	Explorer.EXE	NAPSTAT.EXE
PID 2668 wrote to memory of 2784	2668	NAPSTAT.EXE	cmd.exe
PID 2668 wrote to memory of 2784	2668	NAPSTAT.EXE	cmd.exe
PID 2668 wrote to memory of 2784	2668	NAPSTAT.EXE	cmd.exe
PID 2668 wrote to memory of 2784	2668	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1128

C:\Users\Admin\AppData\Local\Temp\iY.exe
"C:\Users\Admin\AppData\Local\Temp\iY.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3012

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\iY.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2052

C:\Windows\SysWOW64\NAPSTAT.EXE
"C:\Windows\SysWOW64\NAPSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2668

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:2784

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1128-22-0x0000000008D80000-0x0000000008F0F000-memory.dmp

Filesize
1.6MB

Download
memory/1128-36-0x0000000004900000-0x00000000049CA000-memory.dmp

Filesize
808KB

Download
memory/1128-33-0x0000000004900000-0x00000000049CA000-memory.dmp

Filesize
808KB

Download
memory/1128-31-0x0000000004900000-0x00000000049CA000-memory.dmp

Filesize
808KB

Download
memory/1128-15-0x0000000003B40000-0x0000000003C40000-memory.dmp

Filesize
1024KB

Download
memory/1128-17-0x00000000075D0000-0x0000000007705000-memory.dmp

Filesize
1.2MB

Download
memory/1128-28-0x0000000008D80000-0x0000000008F0F000-memory.dmp

Filesize
1.6MB

Download
memory/2052-21-0x0000000000220000-0x0000000000235000-memory.dmp

Filesize
84KB

Download
memory/2052-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2052-14-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/2052-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2052-13-0x0000000000AC0000-0x0000000000DC3000-memory.dmp

Filesize
3.0MB

Download
memory/2052-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2668-23-0x0000000000200000-0x0000000000246000-memory.dmp

Filesize
280KB

Download
memory/2668-24-0x0000000000200000-0x0000000000246000-memory.dmp

Filesize
280KB

Download
memory/2668-25-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/3012-10-0x00000000001A0000-0x00000000001A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads