formbook | 6a900970eda971ac9e4cc4263b78b6145ef6c5a94783c572805fdf3c85a8503a

General

Target

pending orders0308 D2101002610 pdf.exe
Size

1.0MB
MD5

346fb2689c7f90207ce5df0b60be8b14
SHA1

3eee0df26d21393485821a95c2beffc8797d090b
SHA256

6a900970eda971ac9e4cc4263b78b6145ef6c5a94783c572805fdf3c85a8503a
SHA512

9875b395dc34b35f011916d89f3647b155821a4627256d1a7fd3c7af655dcec1e153b1ddcd764e957a404547c4cb6b930afbc358f065ec9671030cf82edf02f8

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.gloomyca.com/chue/

Decoy

hairdewproducts.com

whssboys.net

visual-promotions.com

alsgotyaexteriorcleaning.com

conwayconsultant.com

sjlartistrydesign.info

organicroomservice.com

elatedscents.com

selfauthering.com

variablemonsters.com

thedietcop.com

openhouseshamptonroads.com

tyrantthemes.com

trumppowercatamarans.com

yznx.xyz

jshfoodpantry.com

larmealoeil.com

biztradelines.com

axawinterthur.sucks

inspiredtravels.net

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
behavioral2/memory/3948-125-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3948-126-0x000000000041ED00-mapping.dmp	formbook
behavioral2/memory/2172-133-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

pending orders0308 D2101002610 pdf.exepending orders0308 D2101002610 pdf.exeraserver.exe

description	pid	process	target process
PID 2204 set thread context of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 3948 set thread context of 3048	3948	pending orders0308 D2101002610 pdf.exe	Explorer.EXE
PID 2172 set thread context of 3048	2172	raserver.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

pending orders0308 D2101002610 pdf.exepending orders0308 D2101002610 pdf.exeraserver.exe

pid	process
2204	pending orders0308 D2101002610 pdf.exe
2204	pending orders0308 D2101002610 pdf.exe
2204	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

pending orders0308 D2101002610 pdf.exeraserver.exe

pid	process
3948	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
3948	pending orders0308 D2101002610 pdf.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe
2172	raserver.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

pending orders0308 D2101002610 pdf.exepending orders0308 D2101002610 pdf.exeraserver.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2204	pending orders0308 D2101002610 pdf.exe
Token: SeDebugPrivilege	3948	pending orders0308 D2101002610 pdf.exe
Token: SeDebugPrivilege	2172	raserver.exe
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

pending orders0308 D2101002610 pdf.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 2204 wrote to memory of 3948	2204	pending orders0308 D2101002610 pdf.exe	pending orders0308 D2101002610 pdf.exe
PID 3048 wrote to memory of 2172	3048	Explorer.EXE	raserver.exe
PID 3048 wrote to memory of 2172	3048	Explorer.EXE	raserver.exe
PID 3048 wrote to memory of 2172	3048	Explorer.EXE	raserver.exe
PID 2172 wrote to memory of 2660	2172	raserver.exe	Firefox.exe
PID 2172 wrote to memory of 2660	2172	raserver.exe	Firefox.exe
PID 2172 wrote to memory of 2660	2172	raserver.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3048

C:\Users\Admin\AppData\Local\Temp\pending orders0308 D2101002610 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\pending orders0308 D2101002610 pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2204

C:\Users\Admin\AppData\Local\Temp\pending orders0308 D2101002610 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\pending orders0308 D2101002610 pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3948

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2660

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2172-131-0x0000000000000000-mapping.dmp

Download
memory/2172-135-0x00000000043B0000-0x0000000004443000-memory.dmp

Filesize
588KB

Download
memory/2172-134-0x0000000004530000-0x0000000004850000-memory.dmp

Filesize
3.1MB

Download
memory/2172-133-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2172-132-0x0000000000C50000-0x0000000000C6F000-memory.dmp

Filesize
124KB

Download
memory/2204-121-0x0000000005940000-0x0000000005949000-memory.dmp

Filesize
36KB

Download
memory/2204-120-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/2204-122-0x000000007E9A0000-0x000000007E9A1000-memory.dmp

Filesize
4KB

Download
memory/2204-123-0x0000000000F10000-0x0000000000F8A000-memory.dmp

Filesize
488KB

Download
memory/2204-124-0x00000000081B0000-0x00000000081E3000-memory.dmp

Filesize
204KB

Download
memory/2204-114-0x0000000000560000-0x0000000000561000-memory.dmp

Filesize
4KB

Download
memory/2204-116-0x0000000005300000-0x0000000005301000-memory.dmp

Filesize
4KB

Download
memory/2204-117-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/2204-118-0x0000000004FE0000-0x0000000004FE1000-memory.dmp

Filesize
4KB

Download
memory/2204-119-0x0000000004E00000-0x00000000052FE000-memory.dmp

Filesize
5.0MB

Download
memory/2660-137-0x0000000000000000-mapping.dmp

Download
memory/2660-138-0x00007FF6B5060000-0x00007FF6B50F3000-memory.dmp

Filesize
588KB

Download
memory/2660-139-0x000001C1FE660000-0x000001C1FE769000-memory.dmp

Filesize
1.0MB

Download
memory/3048-136-0x0000000005700000-0x000000000582E000-memory.dmp

Filesize
1.2MB

Download
memory/3048-130-0x00000000011E0000-0x00000000012AE000-memory.dmp

Filesize
824KB

Download
memory/3948-125-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3948-129-0x0000000000F40000-0x0000000000F54000-memory.dmp

Filesize
80KB

Download
memory/3948-128-0x0000000001000000-0x0000000001320000-memory.dmp

Filesize
3.1MB

Download
memory/3948-126-0x000000000041ED00-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads