formbook | 27d5408961dba9baf42c42b2574c863ccf523ee98fb0648559b733dd52fb37dc

General

Target

tmp.exe
Size

770KB
MD5

4f4ffe55d08d242d9b54ec21f01549de
SHA1

4792ee54fadeeb6bc8a26982b1bfc8fa58cd1d66
SHA256

27d5408961dba9baf42c42b2574c863ccf523ee98fb0648559b733dd52fb37dc
SHA512

ffa14345a9791fac0a0fafd3ddb3fac8912f098615bdd1b7a287109eb2a223044c8180f4321218202b2ad06015d33936d610abe57336c7c9cfcd278d0e26b9fa

Score

10^/10

formbook s0s2 rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s0s2

Decoy

stripe-forecast.com

perfectingnextstage.com

primarole.com

nonnydesigns.com

wordsofweightandlevity.com

mafleursam.com

hardwarepicker.tech

minex-intl.com

thenextbigtech.net

rabeproject.com

sticktogracestudio.com

releve.space

readoku.net

carings.net

nasdaq-ex.store

au-techng.com

thethoughtgenius.com

how-to-learn-languages.net

kitabisabelanja.com

awndka.xyz

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4204-136-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4204-142-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2484-146-0x0000000000D70000-0x0000000000D9F000-memory.dmp	formbook
behavioral2/memory/2484-147-0x0000000000D70000-0x0000000000D9F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.exetmp.exesvchost.exe

description	pid	process	target process
PID 4968 set thread context of 4204	4968	tmp.exe	tmp.exe
PID 4204 set thread context of 2040	4204	tmp.exe	Explorer.EXE
PID 2484 set thread context of 2040	2484	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

tmp.exetmp.exesvchost.exe

pid	process
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4968	tmp.exe
4204	tmp.exe
4204	tmp.exe
4204	tmp.exe
4204	tmp.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe
2484	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2040 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

tmp.exesvchost.exe

pid process

4204 tmp.exe
4204 tmp.exe
4204 tmp.exe
2484 svchost.exe
2484 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

tmp.exetmp.exesvchost.exe

description pid process

Token: SeDebugPrivilege 4968 tmp.exe
Token: SeDebugPrivilege 4204 tmp.exe
Token: SeDebugPrivilege 2484 svchost.exe

pid	process
2040	Explorer.EXE

pid	process
4204	tmp.exe
4204	tmp.exe
4204	tmp.exe
2484	svchost.exe
2484	svchost.exe

description	pid	process
Token: SeDebugPrivilege	4968	tmp.exe
Token: SeDebugPrivilege	4204	tmp.exe
Token: SeDebugPrivilege	2484	svchost.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

tmp.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 4968 wrote to memory of 4204	4968	tmp.exe	tmp.exe
PID 2040 wrote to memory of 2484	2040	Explorer.EXE	svchost.exe
PID 2040 wrote to memory of 2484	2040	Explorer.EXE	svchost.exe
PID 2040 wrote to memory of 2484	2040	Explorer.EXE	svchost.exe
PID 2484 wrote to memory of 1188	2484	svchost.exe	cmd.exe
PID 2484 wrote to memory of 1188	2484	svchost.exe	cmd.exe
PID 2484 wrote to memory of 1188	2484	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2040

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4968

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4204

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2484

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
PID:1188

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1188-143-0x0000000000000000-mapping.dmp

Download
memory/2040-140-0x00000000080B0000-0x0000000008215000-memory.dmp

Filesize
1.4MB

Download
memory/2040-150-0x00000000029C0000-0x0000000002A62000-memory.dmp

Filesize
648KB

Download
memory/2040-149-0x00000000029C0000-0x0000000002A62000-memory.dmp

Filesize
648KB

Download
memory/2484-145-0x0000000001A00000-0x0000000001D4A000-memory.dmp

Filesize
3.3MB

Download
memory/2484-141-0x0000000000000000-mapping.dmp

Download
memory/2484-148-0x00000000018A0000-0x0000000001933000-memory.dmp

Filesize
588KB

Download
memory/2484-147-0x0000000000D70000-0x0000000000D9F000-memory.dmp

Filesize
188KB

Download
memory/2484-146-0x0000000000D70000-0x0000000000D9F000-memory.dmp

Filesize
188KB

Download
memory/2484-144-0x00000000002F0000-0x00000000002FE000-memory.dmp

Filesize
56KB

Download
memory/4204-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4204-135-0x0000000000000000-mapping.dmp

Download
memory/4204-139-0x0000000001040000-0x0000000001054000-memory.dmp

Filesize
80KB

Download
memory/4204-138-0x0000000001080000-0x00000000013CA000-memory.dmp

Filesize
3.3MB

Download
memory/4204-136-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4968-133-0x0000000007790000-0x000000000779A000-memory.dmp

Filesize
40KB

Download
memory/4968-134-0x000000000B2F0000-0x000000000B38C000-memory.dmp

Filesize
624KB

Download
memory/4968-130-0x00000000003C0000-0x0000000000488000-memory.dmp

Filesize
800KB

Download
memory/4968-132-0x0000000007800000-0x0000000007892000-memory.dmp

Filesize
584KB

Download
memory/4968-131-0x0000000007C10000-0x00000000081B4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads