formbook | e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617

Analysis

max time kernel
148s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09-10-2024 12:48

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General

Target

e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
Size

1.1MB
MD5

acf8be68b18fe80b0812385f920b9a67
SHA1

77b3d6ef5e56521f9819605617e36acb268cf0cb
SHA256

e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617
SHA512

71a28e5d74d6cfb94144919f289a71a62b692591e00b01f1713ba6f9ca07e1d97e77690408ce7c266d414b541a51b6836c2a19c4f56bef4661916cddc110598b
SSDEEP

24576:0RmJkcoQricOIQxiZY1iaB0NgOMaUDfUb5eJikXO:RJZoQrbTFZY1iaB0NBMam+5d

Score

10^/10

formbook nu01 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

nu01

Decoy

ickleball.codes

avornow.top

rejike.shop

zean.pro

yanbeyan.net

atwithsushi.fun

heimpactphilanthropy.info

ersonal-loans-82514.bond

pringfestpro.xyz

eniorhousings.live

anda-tax.online

d8ul135j.top

nder168.xyz

ealthcare-softwares-my-pl.xyz

7w1q.bond

83167836550.online

etinjo.net

hukira.xyz

ocalip.cloud

cqnh6.digital

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1460-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1460-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1460-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4560-17-0x0000000000F40000-0x0000000000F6F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2308 set thread context of 1460	2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe	86
PID 1460 set thread context of 3632	1460	svchost.exe	56
PID 1460 set thread context of 3632	1460	svchost.exe	56
PID 4560 set thread context of 3632	4560	netsh.exe	56

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe
4560	netsh.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
1460	svchost.exe
4560	netsh.exe
4560	netsh.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1460	svchost.exe
Token: SeDebugPrivilege	4560	netsh.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3632	Explorer.EXE

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 1460	2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe	86
PID 2308 wrote to memory of 1460	2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe	86
PID 2308 wrote to memory of 1460	2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe	86
PID 2308 wrote to memory of 1460	2308	e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe	86
PID 3632 wrote to memory of 4560	3632	Explorer.EXE	87
PID 3632 wrote to memory of 4560	3632	Explorer.EXE	87
PID 3632 wrote to memory of 4560	3632	Explorer.EXE	87
PID 4560 wrote to memory of 952	4560	netsh.exe	88
PID 4560 wrote to memory of 952	4560	netsh.exe	88
PID 4560 wrote to memory of 952	4560	netsh.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3632
- C:\Users\Admin\AppData\Local\Temp\e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe
  "C:\Users\Admin\AppData\Local\Temp\e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2308
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\e70447c828015246065108b80ee39088ae98a00561a1531ed0da79b9079f6617.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1460
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\SysWOW64\netsh.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4560
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1460-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1460-4-0x0000000001800000-0x0000000001B4A000-memory.dmp

Filesize
3.3MB

Download
memory/1460-7-0x0000000001CC0000-0x0000000001CD5000-memory.dmp

Filesize
84KB

Download
memory/1460-11-0x0000000003610000-0x0000000003625000-memory.dmp

Filesize
84KB

Download
memory/1460-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1460-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2308-2-0x00000000040F0000-0x00000000042F0000-memory.dmp

Filesize
2.0MB

Download
memory/3632-8-0x0000000002730000-0x0000000002892000-memory.dmp

Filesize
1.4MB

Download
memory/3632-12-0x0000000007EA0000-0x0000000007FDE000-memory.dmp

Filesize
1.2MB

Download
memory/3632-13-0x0000000002730000-0x0000000002892000-memory.dmp

Filesize
1.4MB

Download
memory/3632-18-0x0000000007EA0000-0x0000000007FDE000-memory.dmp

Filesize
1.2MB

Download
memory/3632-21-0x0000000007FE0000-0x0000000008157000-memory.dmp

Filesize
1.5MB

Download
memory/3632-22-0x0000000007FE0000-0x0000000008157000-memory.dmp

Filesize
1.5MB

Download
memory/3632-24-0x0000000007FE0000-0x0000000008157000-memory.dmp

Filesize
1.5MB

Download
memory/4560-16-0x00000000016C0000-0x00000000016DE000-memory.dmp

Filesize
120KB

Download
memory/4560-14-0x00000000016C0000-0x00000000016DE000-memory.dmp

Filesize
120KB

Download
memory/4560-17-0x0000000000F40000-0x0000000000F6F000-memory.dmp

Filesize
188KB

Download