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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1308-62-0x000000000041F110-mapping.dmp	formbook
behavioral1/memory/1308-61-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1308-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1836-71-0x0000000000070000-0x000000000009F000-memory.dmp	formbook
behavioral1/memory/1836-76-0x0000000000070000-0x000000000009F000-memory.dmp	formbook

Blocklisted process makes network request 1 IoCs

Processes:

wscript.exe

flow pid process

12 1836 wscript.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1932 cmd.exe

flow	pid	process
12	1836	wscript.exe

pid	process
1932	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.exetmp.exewscript.exe

description	pid	process	target process
PID 1416 set thread context of 1308	1416	tmp.exe	tmp.exe
PID 1308 set thread context of 1220	1308	tmp.exe	Explorer.EXE
PID 1836 set thread context of 1220	1836	wscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

tmp.exetmp.exewscript.exe

pid	process
1416	tmp.exe
1416	tmp.exe
1416	tmp.exe
1416	tmp.exe
1416	tmp.exe
1416	tmp.exe
1416	tmp.exe
1308	tmp.exe
1308	tmp.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe
1836	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

tmp.exewscript.exe

pid process

1308 tmp.exe
1308 tmp.exe
1308 tmp.exe
1836 wscript.exe
1836 wscript.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

tmp.exetmp.exewscript.exe

description pid process

Token: SeDebugPrivilege 1416 tmp.exe
Token: SeDebugPrivilege 1308 tmp.exe
Token: SeDebugPrivilege 1836 wscript.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE

pid	process
1308	tmp.exe
1308	tmp.exe
1308	tmp.exe
1836	wscript.exe
1836	wscript.exe

description	pid	process
Token: SeDebugPrivilege	1416	tmp.exe
Token: SeDebugPrivilege	1308	tmp.exe
Token: SeDebugPrivilege	1836	wscript.exe

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

tmp.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1416 wrote to memory of 1308	1416	tmp.exe	tmp.exe
PID 1220 wrote to memory of 1836	1220	Explorer.EXE	wscript.exe
PID 1220 wrote to memory of 1836	1220	Explorer.EXE	wscript.exe
PID 1220 wrote to memory of 1836	1220	Explorer.EXE	wscript.exe
PID 1220 wrote to memory of 1836	1220	Explorer.EXE	wscript.exe
PID 1836 wrote to memory of 1932	1836	wscript.exe	cmd.exe
PID 1836 wrote to memory of 1932	1836	wscript.exe	cmd.exe
PID 1836 wrote to memory of 1932	1836	wscript.exe	cmd.exe
PID 1836 wrote to memory of 1932	1836	wscript.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:1220

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:1416

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:1308

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1836

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Deletes itself
PID:1932

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1220-67-0x0000000004020000-0x0000000004160000-memory.dmp

Filesize
1.2MB

Download
memory/1220-77-0x0000000004BD0000-0x0000000004C8C000-memory.dmp

Filesize
752KB

Download
memory/1220-75-0x0000000004020000-0x0000000004160000-memory.dmp

Filesize
1.2MB

Download
memory/1220-74-0x0000000004BD0000-0x0000000004C8C000-memory.dmp

Filesize
752KB

Download
memory/1308-66-0x0000000000270000-0x0000000000284000-memory.dmp

Filesize
80KB

Download
memory/1308-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1308-62-0x000000000041F110-mapping.dmp

Download
memory/1308-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1308-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1308-58-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1308-65-0x0000000000BA0000-0x0000000000EA3000-memory.dmp

Filesize
3.0MB

Download
memory/1416-54-0x0000000000AD0000-0x0000000000B98000-memory.dmp

Filesize
800KB

Download
memory/1416-55-0x0000000000440000-0x0000000000456000-memory.dmp

Filesize
88KB

Download
memory/1416-56-0x0000000008350000-0x00000000083BE000-memory.dmp

Filesize
440KB

Download
memory/1416-57-0x0000000004920000-0x0000000004954000-memory.dmp

Filesize
208KB

Download
memory/1836-73-0x00000000004C0000-0x0000000000553000-memory.dmp

Filesize
588KB

Download
memory/1836-71-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/1836-72-0x00000000021C0000-0x00000000024C3000-memory.dmp

Filesize
3.0MB

Download
memory/1836-70-0x0000000000D90000-0x0000000000DB6000-memory.dmp

Filesize
152KB

Download
memory/1836-76-0x0000000000070000-0x000000000009F000-memory.dmp

Filesize
188KB

Download
memory/1836-68-0x0000000000000000-mapping.dmp

Download
memory/1836-78-0x00000000764C1000-0x00000000764C3000-memory.dmp

Filesize
8KB

Download
memory/1932-69-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads