formbook | 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0

General

Target

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
Size

1.1MB
MD5

db70135e8dbccf549d724c7c78506a10
SHA1

e03021cd4c55f6a3df845611dcafcb9310453c62
SHA256

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0
SHA512

e3762b27bcd8078606583b041d0407e516e0cf9ef351a77db97ad5d1da39c2f6b52d49960d5d249592aab74171104b602fe8a97e1fb1962b27d0aafc961a4f2e
SSDEEP

24576:gAHnh+eWsN3skA4RV1Hom2KXMmHa2pQDQG4aoZcXlj5:Xh+ZkldoPK8Ya2GfRacXv

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/3044-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/3044-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2624-20-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exesvchost.exeraserver.exe

description	pid	process	target process
PID 1508 set thread context of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 3044 set thread context of 1064	3044	svchost.exe	Explorer.EXE
PID 2624 set thread context of 1064	2624	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

svchost.exeraserver.exe

pid	process
3044	svchost.exe
3044	svchost.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe
2624	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exesvchost.exeraserver.exe

pid process

1508 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
3044 svchost.exe
3044 svchost.exe
3044 svchost.exe
2624 raserver.exe
2624 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exeraserver.exe

description pid process

Token: SeDebugPrivilege 3044 svchost.exe
Token: SeDebugPrivilege 2624 raserver.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exeExplorer.EXE

pid process

1508 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1508 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1064 Explorer.EXE
1064 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe

pid process

1508 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1508 4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe

pid	process
1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
3044	svchost.exe
3044	svchost.exe
3044	svchost.exe
2624	raserver.exe
2624	raserver.exe

description	pid	process
Token: SeDebugPrivilege	3044	svchost.exe
Token: SeDebugPrivilege	2624	raserver.exe

pid	process
1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1064	Explorer.EXE
1064	Explorer.EXE

pid	process
1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1508 wrote to memory of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 1508 wrote to memory of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 1508 wrote to memory of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 1508 wrote to memory of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 1508 wrote to memory of 3044	1508	4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe	svchost.exe
PID 1064 wrote to memory of 2624	1064	Explorer.EXE	raserver.exe
PID 1064 wrote to memory of 2624	1064	Explorer.EXE	raserver.exe
PID 1064 wrote to memory of 2624	1064	Explorer.EXE	raserver.exe
PID 1064 wrote to memory of 2624	1064	Explorer.EXE	raserver.exe
PID 2624 wrote to memory of 2776	2624	raserver.exe	cmd.exe
PID 2624 wrote to memory of 2776	2624	raserver.exe	cmd.exe
PID 2624 wrote to memory of 2776	2624	raserver.exe	cmd.exe
PID 2624 wrote to memory of 2776	2624	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1064

C:\Users\Admin\AppData\Local\Temp\4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe
"C:\Users\Admin\AppData\Local\Temp\4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1508

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\4bc87fbfe1c5bc22f4b002a8299d8ca46b8978ce2ca4b6ddaed51234099468a0.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3044

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:2776

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1064-31-0x0000000005020000-0x0000000005181000-memory.dmp

Filesize
1.4MB

Download
memory/1064-28-0x0000000005020000-0x0000000005181000-memory.dmp

Filesize
1.4MB

Download
memory/1064-27-0x0000000005020000-0x0000000005181000-memory.dmp

Filesize
1.4MB

Download
memory/1064-23-0x0000000004DE0000-0x0000000004EB4000-memory.dmp

Filesize
848KB

Download
memory/1064-16-0x0000000003BB0000-0x0000000003CB0000-memory.dmp

Filesize
1024KB

Download
memory/1064-17-0x0000000004DE0000-0x0000000004EB4000-memory.dmp

Filesize
848KB

Download
memory/1508-10-0x0000000000120000-0x0000000000124000-memory.dmp

Filesize
16KB

Download
memory/2624-20-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2624-19-0x0000000000B50000-0x0000000000B6C000-memory.dmp

Filesize
112KB

Download
memory/2624-18-0x0000000000B50000-0x0000000000B6C000-memory.dmp

Filesize
112KB

Download
memory/3044-13-0x00000000008F0000-0x0000000000BF3000-memory.dmp

Filesize
3.0MB

Download
memory/3044-14-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/3044-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3044-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads