formbook | bd8a38d06603be4dafa830f2a5faa9f55b3e24cb692314908dc246adad8c8999

General

Target

Salary raise.exe
Size

1.1MB
MD5

c8d850146b27ea87e5242f103088ef2d
SHA1

b7425314a1dd4316e2e7038d8cbf6a0a41804855
SHA256

bd8a38d06603be4dafa830f2a5faa9f55b3e24cb692314908dc246adad8c8999
SHA512

c2eaf840856f613cf7e71dbba6f5112c1b09c40cd3b7328322b27a3092229b125230264f7b2db6360bb285a65290d372ec23e74a91f11a10f3e15c2cef285f02
SSDEEP

24576:eAHnh+eWsN3skA4RV1Hom2KXMmHa6ZAXd/HGOeb7r5:Jh+ZkldoPK8Ya6ZAXd/mlbR

Score

10^/10

formbook as02 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

as02

Decoy

qwin777.com

robinhoods.live

h3jh-dal.pics

braindeadcopywriting.com

kktcbet1000.com

mpo0463.cfd

raboteshoes.com

ab1718.com

lowcrusiers.com

gregcopelandmusic.com

dkfndch.store

firstclassuni.com

00ewu1ub.com

shunweichemical.com

sugarits.com

marqify.com

mistmajik.com

trezip.online

tinytables.xyz

suestergocoaching.com

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
behavioral2/memory/4628-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4628-14-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1388-22-0x0000000000720000-0x000000000074F000-memory.dmp	formbook
behavioral2/memory/1388-24-0x0000000000720000-0x000000000074F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Salary raise.exesvchost.exemsiexec.exe

description	pid	process	target process
PID 4844 set thread context of 4628	4844	Salary raise.exe	svchost.exe
PID 4628 set thread context of 3376	4628	svchost.exe	Explorer.EXE
PID 1388 set thread context of 3376	1388	msiexec.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

svchost.exemsiexec.exe

pid	process
4628	svchost.exe
4628	svchost.exe
4628	svchost.exe
4628	svchost.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe
1388	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Salary raise.exesvchost.exemsiexec.exe

pid process

4844 Salary raise.exe
4628 svchost.exe
4628 svchost.exe
4628 svchost.exe
1388 msiexec.exe
1388 msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 4628 svchost.exe
Token: SeDebugPrivilege 1388 msiexec.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Salary raise.exe

pid process

4844 Salary raise.exe
4844 Salary raise.exe
4844 Salary raise.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Salary raise.exe

pid process

4844 Salary raise.exe
4844 Salary raise.exe
4844 Salary raise.exe

pid	process
4844	Salary raise.exe
4628	svchost.exe
4628	svchost.exe
4628	svchost.exe
1388	msiexec.exe
1388	msiexec.exe

description	pid	process
Token: SeDebugPrivilege	4628	svchost.exe
Token: SeDebugPrivilege	1388	msiexec.exe

pid	process
4844	Salary raise.exe
4844	Salary raise.exe
4844	Salary raise.exe

pid	process
4844	Salary raise.exe
4844	Salary raise.exe
4844	Salary raise.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

Salary raise.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 4844 wrote to memory of 4628	4844	Salary raise.exe	svchost.exe
PID 4844 wrote to memory of 4628	4844	Salary raise.exe	svchost.exe
PID 4844 wrote to memory of 4628	4844	Salary raise.exe	svchost.exe
PID 4844 wrote to memory of 4628	4844	Salary raise.exe	svchost.exe
PID 3376 wrote to memory of 1388	3376	Explorer.EXE	msiexec.exe
PID 3376 wrote to memory of 1388	3376	Explorer.EXE	msiexec.exe
PID 3376 wrote to memory of 1388	3376	Explorer.EXE	msiexec.exe
PID 1388 wrote to memory of 4076	1388	msiexec.exe	cmd.exe
PID 1388 wrote to memory of 4076	1388	msiexec.exe	cmd.exe
PID 1388 wrote to memory of 4076	1388	msiexec.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3376

C:\Users\Admin\AppData\Local\Temp\Salary raise.exe
"C:\Users\Admin\AppData\Local\Temp\Salary raise.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4844

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\Salary raise.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4628

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:4076

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3376 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
1⤵
PID:4112

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1388-26-0x0000000002680000-0x0000000002714000-memory.dmp

Filesize
592KB

Download
memory/1388-23-0x0000000002950000-0x0000000002C9A000-memory.dmp

Filesize
3.3MB

Download
memory/1388-22-0x0000000000720000-0x000000000074F000-memory.dmp

Filesize
188KB

Download
memory/1388-24-0x0000000000720000-0x000000000074F000-memory.dmp

Filesize
188KB

Download
memory/1388-19-0x0000000000FB0000-0x0000000000FC2000-memory.dmp

Filesize
72KB

Download
memory/1388-21-0x0000000000FB0000-0x0000000000FC2000-memory.dmp

Filesize
72KB

Download
memory/1388-17-0x0000000000FB0000-0x0000000000FC2000-memory.dmp

Filesize
72KB

Download
memory/3376-27-0x0000000007490000-0x00000000075D8000-memory.dmp

Filesize
1.3MB

Download
memory/3376-16-0x0000000007490000-0x00000000075D8000-memory.dmp

Filesize
1.3MB

Download
memory/3376-30-0x0000000007370000-0x0000000007442000-memory.dmp

Filesize
840KB

Download
memory/3376-31-0x0000000007370000-0x0000000007442000-memory.dmp

Filesize
840KB

Download
memory/3376-34-0x0000000007370000-0x0000000007442000-memory.dmp

Filesize
840KB

Download
memory/4628-12-0x0000000001800000-0x0000000001B4A000-memory.dmp

Filesize
3.3MB

Download
memory/4628-15-0x0000000001CE0000-0x0000000001CF5000-memory.dmp

Filesize
84KB

Download
memory/4628-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4628-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4844-10-0x0000000000CA0000-0x0000000000CA4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads