formbook | d6599bdedcdb8dc16da5ba6d260fd8cbb9819e4f74556a38b2d851fc23069fd0

General

Target

b.exe
Size

188KB
MD5

0e15293b02e591679ca4cc11fbd1252d
SHA1

eeae92cd953c7fa36d5c0f31a650125a2785d4a9
SHA256

d6599bdedcdb8dc16da5ba6d260fd8cbb9819e4f74556a38b2d851fc23069fd0
SHA512

93d41a94294bdf4dff97852778bf5831ed0d074772eb2c45102b14f8b897e0a9ed43e8dd0da0ee0b65d4926d9f28bb20f5f31b8c333717cb41e1a2fb402718dc

Score

10^/10

formbook dn7r rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn7r

C2

http://www.yourherogarden.net/dn7r/

Decoy

eventphotographerdfw.com

thehalalcoinstaking.com

philipfaziofineart.com

intercoh.com

gaiaseyephotography.com

chatbotforrealestate.com

lovelancemg.com

marlieskasberger.com

elcongoenespanol.info

lepirecredit.com

distribution-concept.com

e99game.com

exit11festival.com

twodollartoothbrushclub.com

cocktailsandlawn.com

performimprove.network

24horas-telefono-11840.com

cosmossify.com

kellenleote.com

perovskite.energy

Signatures

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

Formbook Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/596-61-0x0000000000100000-0x000000000012F000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

772 cmd.exe

pid	process
772	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

b.exeraserver.exe

description	pid	process	target process
PID 1596 set thread context of 1208	1596	b.exe	Explorer.EXE
PID 1596 set thread context of 1208	1596	b.exe	Explorer.EXE
PID 596 set thread context of 1208	596	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

b.exeraserver.exe

pid	process
1596	b.exe
1596	b.exe
1596	b.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe
596	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

b.exeraserver.exe

pid process

1596 b.exe
1596 b.exe
1596 b.exe
1596 b.exe
596 raserver.exe
596 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1596 b.exe
Token: SeDebugPrivilege 596 raserver.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1208 Explorer.EXE
1208 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1596	b.exe
Token: SeDebugPrivilege	596	raserver.exe

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

pid	process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Explorer.EXEraserver.exe

description	pid	process	target process
PID 1208 wrote to memory of 596	1208	Explorer.EXE	raserver.exe
PID 1208 wrote to memory of 596	1208	Explorer.EXE	raserver.exe
PID 1208 wrote to memory of 596	1208	Explorer.EXE	raserver.exe
PID 1208 wrote to memory of 596	1208	Explorer.EXE	raserver.exe
PID 596 wrote to memory of 772	596	raserver.exe	cmd.exe
PID 596 wrote to memory of 772	596	raserver.exe	cmd.exe
PID 596 wrote to memory of 772	596	raserver.exe	cmd.exe
PID 596 wrote to memory of 772	596	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\b.exe
"C:\Users\Admin\AppData\Local\Temp\b.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1596

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:596

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\b.exe"
3⤵
- Deletes itself
PID:772

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/596-59-0x00000000757B1000-0x00000000757B3000-memory.dmp

Filesize
8KB

Download
memory/596-64-0x0000000001D40000-0x0000000001DD4000-memory.dmp

Filesize
592KB

Download
memory/596-63-0x0000000002010000-0x0000000002313000-memory.dmp

Filesize
3.0MB

Download
memory/596-61-0x0000000000100000-0x000000000012F000-memory.dmp

Filesize
188KB

Download
memory/596-60-0x0000000000600000-0x000000000061C000-memory.dmp

Filesize
112KB

Download
memory/596-58-0x0000000000000000-mapping.dmp

Download
memory/772-62-0x0000000000000000-mapping.dmp

Download
memory/1208-57-0x0000000004FF0000-0x00000000050EB000-memory.dmp

Filesize
1004KB

Download
memory/1208-55-0x0000000006810000-0x0000000006990000-memory.dmp

Filesize
1.5MB

Download
memory/1208-65-0x0000000006D70000-0x0000000006EEA000-memory.dmp

Filesize
1.5MB

Download
memory/1596-56-0x00000000001D0000-0x00000000001E5000-memory.dmp

Filesize
84KB

Download
memory/1596-54-0x0000000000150000-0x0000000000165000-memory.dmp

Filesize
84KB

Download
memory/1596-53-0x00000000007A0000-0x0000000000AA3000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads