formbook | 3ecf3d1df831abf769bbb4121101d9c2ed9c736dd19f8c8f2ce361443b018a96

General

Target

Copia de confirmacion de pago.exe
Size

583KB
MD5

c4cfb1228513722c5dc0948cd11d333d
SHA1

31768c5e304967bb5c49b77a6c1f1b73456dea55
SHA256

3ecf3d1df831abf769bbb4121101d9c2ed9c736dd19f8c8f2ce361443b018a96
SHA512

feb31277468c802a233df357e118a4b965fb746d1cc1348b5bbcf8bc27ee9e900b17069de880de05afae9abed1493aac22468fa1c4364111dce877078c99ee72

Score

10^/10

formbook 3nop rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

3nop

C2

http://www.jakesplacebarbers.com/3nop/

Decoy

videohm.com

panache-rose.com

alnooncars-kw.com

trueblue2u.com

brussels-cafe.com

ip2c.net

influenzerr.com

rbcoq.com

zzful.com

drainthe.com

sumaholesson.com

cursosaprovados.com

genotecinc.com

dbrulhart.com

theapiarystudios.com

kensyu-kan.com

dkku88.com

tikhyper.com

aztecnort.com

homebrim.com

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/3696-126-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/3696-127-0x000000000041ED20-mapping.dmp	formbook
behavioral2/memory/1496-133-0x0000000000640000-0x000000000066E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Copia de confirmacion de pago.exeCopia de confirmacion de pago.exeNETSTAT.EXE

description	pid	process	target process
PID 3932 set thread context of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3696 set thread context of 3000	3696	Copia de confirmacion de pago.exe	Explorer.EXE
PID 1496 set thread context of 3000	1496	NETSTAT.EXE	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

928 schtasks.exe
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

1496 NETSTAT.EXE

pid	process
928	schtasks.exe

pid	process
1496	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 49 IoCs

Processes:

Copia de confirmacion de pago.exeCopia de confirmacion de pago.exeNETSTAT.EXE

pid	process
3932	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE
1496	NETSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3000 Explorer.EXE

pid	process
3000	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Copia de confirmacion de pago.exeNETSTAT.EXE

pid	process
3696	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
3696	Copia de confirmacion de pago.exe
1496	NETSTAT.EXE
1496	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Copia de confirmacion de pago.exeCopia de confirmacion de pago.exeNETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	3932	Copia de confirmacion de pago.exe
Token: SeDebugPrivilege	3696	Copia de confirmacion de pago.exe
Token: SeDebugPrivilege	1496	NETSTAT.EXE

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3000 Explorer.EXE

pid	process
3000	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Copia de confirmacion de pago.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 3932 wrote to memory of 928	3932	Copia de confirmacion de pago.exe	schtasks.exe
PID 3932 wrote to memory of 928	3932	Copia de confirmacion de pago.exe	schtasks.exe
PID 3932 wrote to memory of 928	3932	Copia de confirmacion de pago.exe	schtasks.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3932 wrote to memory of 3696	3932	Copia de confirmacion de pago.exe	Copia de confirmacion de pago.exe
PID 3000 wrote to memory of 1496	3000	Explorer.EXE	NETSTAT.EXE
PID 3000 wrote to memory of 1496	3000	Explorer.EXE	NETSTAT.EXE
PID 3000 wrote to memory of 1496	3000	Explorer.EXE	NETSTAT.EXE
PID 1496 wrote to memory of 3124	1496	NETSTAT.EXE	cmd.exe
PID 1496 wrote to memory of 3124	1496	NETSTAT.EXE	cmd.exe
PID 1496 wrote to memory of 3124	1496	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3000

C:\Users\Admin\AppData\Local\Temp\Copia de confirmacion de pago.exe
"C:\Users\Admin\AppData\Local\Temp\Copia de confirmacion de pago.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3932

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VgFijNkQWVHhf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD806.tmp"
3⤵
- Creates scheduled task(s)
PID:928

C:\Users\Admin\AppData\Local\Temp\Copia de confirmacion de pago.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3696

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Copia de confirmacion de pago.exe"
3⤵
PID:3124

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Command-Line Interface

1

T1059

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD806.tmp
MD5
323690531fbc1f2bc20f1f682a77e9d7

SHA1
ac93b7d581c431c53a030441673a2d3fdc72389c

SHA256
bf46d1cee4f74257f989592ea6e7c51ff4cb7bece625588e04f24d32fe378843

SHA512
5b805320bb83254911891403137a9eecbef31a3ae856084369452e8d9f07da4d8a4d79983a40a01ca01f39daafca44d696603ceb4cd202c738c2884df3fe75cd

Download Submit
memory/928-124-0x0000000000000000-mapping.dmp

Download
memory/1496-136-0x0000000002C80000-0x0000000002D13000-memory.dmp

Filesize
588KB

Download
memory/1496-135-0x0000000002FC0000-0x00000000032E0000-memory.dmp

Filesize
3.1MB

Download
memory/1496-133-0x0000000000640000-0x000000000066E000-memory.dmp

Filesize
184KB

Download
memory/1496-132-0x0000000000A50000-0x0000000000A5B000-memory.dmp

Filesize
44KB

Download
memory/1496-131-0x0000000000000000-mapping.dmp

Download
memory/3000-130-0x00000000066E0000-0x00000000067FB000-memory.dmp

Filesize
1.1MB

Download
memory/3000-137-0x0000000006800000-0x00000000068CF000-memory.dmp

Filesize
828KB

Download
memory/3124-134-0x0000000000000000-mapping.dmp

Download
memory/3696-128-0x0000000001530000-0x0000000001850000-memory.dmp

Filesize
3.1MB

Download
memory/3696-126-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3696-127-0x000000000041ED20-mapping.dmp

Download
memory/3696-129-0x0000000001430000-0x0000000001444000-memory.dmp

Filesize
80KB

Download
memory/3932-123-0x00000000060C0000-0x0000000006104000-memory.dmp

Filesize
272KB

Download
memory/3932-114-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/3932-120-0x0000000007400000-0x00000000078FE000-memory.dmp

Filesize
5.0MB

Download
memory/3932-119-0x00000000074D0000-0x00000000074D1000-memory.dmp

Filesize
4KB

Download
memory/3932-118-0x0000000007620000-0x0000000007621000-memory.dmp

Filesize
4KB

Download
memory/3932-121-0x00000000078C0000-0x00000000078CE000-memory.dmp

Filesize
56KB

Download
memory/3932-117-0x00000000074E0000-0x00000000074E1000-memory.dmp

Filesize
4KB

Download
memory/3932-116-0x0000000007900000-0x0000000007901000-memory.dmp

Filesize
4KB

Download
memory/3932-122-0x00000000097C0000-0x0000000009857000-memory.dmp

Filesize
604KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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