formbook | 5930cfa7dd5664e104c299fce83451021349922b6b02774235eae6bd14fad464

General

Target

Nuevo orden pdf.exe
Size

886KB
MD5

02a32cc05efbf5236a8c0928d3c9170e
SHA1

fa3a639f15116da149b14d832b9255528f0bfe65
SHA256

5930cfa7dd5664e104c299fce83451021349922b6b02774235eae6bd14fad464
SHA512

22c8ba32af4a695410652d2d6fcbf79e1804eb9ffd4328f5377e20485052366f53467fc6691070787ae750d8c5b8304e446df803b0375ca45268bc1e264f26ea

Score

10^/10

formbook rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.lovetarot.online/sqxs/

Decoy

creid-network.com

dinningatcastlehill.com

fundadilla.com

fashionmdeasy.com

magentos6.com

pushpartybdp.com

streamingnetwork.xyz

sevenredwalls.com

hsuehsun.space

leanbirthdaycake.com

rocketmortgagedeceit.com

cashflowdb.com

smilebringerdesign.com

naomicoleclinic.com

wingsforklift.com

newsounding.com

48hrbusinessrescue.pro

101osthoff456.com

attleticgreens.com

xx233.xyz

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
behavioral1/memory/748-69-0x000000000041ED40-mapping.dmp	formbook
behavioral1/memory/748-68-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1736-77-0x00000000000E0000-0x000000000010E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

Nuevo orden pdf.exeRegSvcs.exewininit.exe

description	pid	process	target process
PID 1088 set thread context of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 748 set thread context of 1352	748	RegSvcs.exe	Explorer.EXE
PID 1736 set thread context of 1352	1736	wininit.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

976 schtasks.exe
Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

RegSvcs.exewininit.exe

pid process

748 RegSvcs.exe
748 RegSvcs.exe
1736 wininit.exe
1736 wininit.exe
1736 wininit.exe
1736 wininit.exe
1736 wininit.exe
1736 wininit.exe
1736 wininit.exe
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exewininit.exe

pid process

748 RegSvcs.exe
748 RegSvcs.exe
748 RegSvcs.exe
1736 wininit.exe
1736 wininit.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegSvcs.exewininit.exe

description pid process

Token: SeDebugPrivilege 748 RegSvcs.exe
Token: SeDebugPrivilege 1736 wininit.exe

pid	process
976	schtasks.exe

pid	process
748	RegSvcs.exe
748	RegSvcs.exe
1736	wininit.exe
1736	wininit.exe
1736	wininit.exe
1736	wininit.exe
1736	wininit.exe
1736	wininit.exe
1736	wininit.exe

pid	process
748	RegSvcs.exe
748	RegSvcs.exe
748	RegSvcs.exe
1736	wininit.exe
1736	wininit.exe

description	pid	process
Token: SeDebugPrivilege	748	RegSvcs.exe
Token: SeDebugPrivilege	1736	wininit.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

Nuevo orden pdf.exeExplorer.EXEwininit.exe

description	pid	process	target process
PID 1088 wrote to memory of 976	1088	Nuevo orden pdf.exe	schtasks.exe
PID 1088 wrote to memory of 976	1088	Nuevo orden pdf.exe	schtasks.exe
PID 1088 wrote to memory of 976	1088	Nuevo orden pdf.exe	schtasks.exe
PID 1088 wrote to memory of 976	1088	Nuevo orden pdf.exe	schtasks.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1088 wrote to memory of 748	1088	Nuevo orden pdf.exe	RegSvcs.exe
PID 1352 wrote to memory of 1736	1352	Explorer.EXE	wininit.exe
PID 1352 wrote to memory of 1736	1352	Explorer.EXE	wininit.exe
PID 1352 wrote to memory of 1736	1352	Explorer.EXE	wininit.exe
PID 1352 wrote to memory of 1736	1352	Explorer.EXE	wininit.exe
PID 1736 wrote to memory of 828	1736	wininit.exe	cmd.exe
PID 1736 wrote to memory of 828	1736	wininit.exe	cmd.exe
PID 1736 wrote to memory of 828	1736	wininit.exe	cmd.exe
PID 1736 wrote to memory of 828	1736	wininit.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1352

C:\Users\Admin\AppData\Local\Temp\Nuevo orden pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Nuevo orden pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1088

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NkwKQPLeekw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp27FA.tmp"
3⤵
- Creates scheduled task(s)
PID:976

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:748

C:\Windows\SysWOW64\wininit.exe
"C:\Windows\SysWOW64\wininit.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1736

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:828

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp27FA.tmp
MD5
7125a6eaeb926b02555e333e1b98d343

SHA1
ffa914785b9b95a2815bd5920c44643b62ff7b87

SHA256
f88be3e1886fd3c8ff18b2ba97cb4fa286b4b96a3ee2f3c60d5af1fb5bf603fb

SHA512
7ef0b6fb3d8486356abb13e4cdc51e6cbbbb764ae107528abb17ce80bed6d9251da7a86c082f2010168c45dcfaeac86bf89e037f80c0ac71113f05a2b59e2b2a

Download Submit
memory/748-69-0x000000000041ED40-mapping.dmp

Download
memory/748-72-0x0000000000150000-0x0000000000164000-memory.dmp

Filesize
80KB

Download
memory/748-71-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/748-68-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/828-75-0x0000000000000000-mapping.dmp

Download
memory/976-66-0x0000000000000000-mapping.dmp

Download
memory/1088-65-0x0000000004DF0000-0x0000000004E55000-memory.dmp

Filesize
404KB

Download
memory/1088-60-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1088-64-0x0000000005020000-0x00000000050CB000-memory.dmp

Filesize
684KB

Download
memory/1088-63-0x0000000000470000-0x000000000047E000-memory.dmp

Filesize
56KB

Download
memory/1088-62-0x0000000002250000-0x0000000002251000-memory.dmp

Filesize
4KB

Download
memory/1352-73-0x0000000004A90000-0x0000000004B5A000-memory.dmp

Filesize
808KB

Download
memory/1352-80-0x0000000006D10000-0x0000000006E6C000-memory.dmp

Filesize
1.4MB

Download
memory/1736-74-0x0000000000000000-mapping.dmp

Download
memory/1736-76-0x0000000000C70000-0x0000000000C8A000-memory.dmp

Filesize
104KB

Download
memory/1736-78-0x0000000002090000-0x0000000002393000-memory.dmp

Filesize
3.0MB

Download
memory/1736-77-0x00000000000E0000-0x000000000010E000-memory.dmp

Filesize
184KB

Download
memory/1736-79-0x0000000000850000-0x00000000008E3000-memory.dmp

Filesize
588KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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