formbook | cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee

Analysis

max time kernel
148s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
01-02-2025 03:41

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General

Target

cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
Size

1.1MB
MD5

1f25b0932adb4f999664456718bd2705
SHA1

65b93e7c15c644f81784b38f68e832ef09f39a3a
SHA256

cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee
SHA512

1aa055a35277b77db20b87c604eea433ad78fe2f3ffd1199e9ab89788cea6f53e39219d227536787c14ff268c500e43fb393e623c04c7c7e520a80adc0ab595d
SSDEEP

24576:lPV8K/0GHMcdgApDHFJGHSjbsZrnhuoBiq1D4Bu5JdQLaP:4KMPcdfOyjbsZ7cosqxwuPN

Score

10^/10

formbook i62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

i62s

Decoy

uamentesaudavel.shop

nio.xyz

rginine12.live

ourmet94goodies.shop

dveo.xyz

epp.xyz

lexbreus.art

nline-gaming-32533.bond

znetio.info

hosaround.net

ecurity-apps-53798.bond

treamtiendat.xyz

ngomoney.online

wig.xyz

ills-au.today

megavine.shop

hatsea.net

nvestore.xyz

pasupplies.online

i-analyst.online

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 3064 created 3416	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	56

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/640-1343-0x0000000000530000-0x000000000055F000-memory.dmp	formbook
behavioral2/memory/640-1347-0x0000000000530000-0x000000000055F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 640 set thread context of 3416	640	InstallUtil.exe	56
PID 640 set thread context of 3416	640	InstallUtil.exe	56
PID 3592 set thread context of 3416	3592	control.exe	56

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	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe
3592	control.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
640	InstallUtil.exe
3592	control.exe
3592	control.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
Token: SeDebugPrivilege	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
Token: SeDebugPrivilege	640	InstallUtil.exe
Token: SeDebugPrivilege	3592	control.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3416	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3064 wrote to memory of 640	3064	cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe	86
PID 3416 wrote to memory of 3592	3416	Explorer.EXE	87
PID 3416 wrote to memory of 3592	3416	Explorer.EXE	87
PID 3416 wrote to memory of 3592	3416	Explorer.EXE	87
PID 3592 wrote to memory of 4444	3592	control.exe	88
PID 3592 wrote to memory of 4444	3592	control.exe	88
PID 3592 wrote to memory of 4444	3592	control.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3416
- C:\Users\Admin\AppData\Local\Temp\cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe
  "C:\Users\Admin\AppData\Local\Temp\cdb3229e64d90c75e9205357001b037333e36ecf141098dab1971d82cfa238ee.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3064
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:640
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:3592
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4444

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/640-1344-0x0000000000B60000-0x0000000000B75000-memory.dmp

Filesize
84KB

Download
memory/640-1343-0x0000000000530000-0x000000000055F000-memory.dmp

Filesize
188KB

Download
memory/640-1342-0x0000000000BC0000-0x0000000000F0A000-memory.dmp

Filesize
3.3MB

Download
memory/640-1348-0x0000000002920000-0x0000000002935000-memory.dmp

Filesize
84KB

Download
memory/640-1347-0x0000000000530000-0x000000000055F000-memory.dmp

Filesize
188KB

Download
memory/3064-14-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-1329-0x00000000056D0000-0x000000000571C000-memory.dmp

Filesize
304KB

Download
memory/3064-2-0x00000000053D0000-0x00000000054F0000-memory.dmp

Filesize
1.1MB

Download
memory/3064-20-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-35-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-56-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-64-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-62-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-60-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-58-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-54-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-52-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-50-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-39-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-36-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-33-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-31-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-28-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-26-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-24-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-22-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-18-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-16-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/3064-6-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-8-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-12-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-4-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-48-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-46-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-44-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-42-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-40-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-10-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-3-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-66-0x00000000053D0000-0x00000000054EA000-memory.dmp

Filesize
1.1MB

Download
memory/3064-1325-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3064-1326-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3064-1327-0x0000000005580000-0x00000000055FA000-memory.dmp

Filesize
488KB

Download
memory/3064-1328-0x0000000005630000-0x00000000056A6000-memory.dmp

Filesize
472KB

Download
memory/3064-1-0x0000000000A90000-0x0000000000BB6000-memory.dmp

Filesize
1.1MB

Download
memory/3064-1330-0x0000000005FF0000-0x0000000006594000-memory.dmp

Filesize
5.6MB

Download
memory/3064-1331-0x0000000005810000-0x0000000005864000-memory.dmp

Filesize
336KB

Download
memory/3064-1335-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3064-1340-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3064-1341-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/3416-1345-0x0000000007DC0000-0x0000000007EF5000-memory.dmp

Filesize
1.2MB

Download
memory/3416-1349-0x0000000007F00000-0x0000000008039000-memory.dmp

Filesize
1.2MB

Download
memory/3416-1350-0x0000000007DC0000-0x0000000007EF5000-memory.dmp

Filesize
1.2MB

Download
memory/3416-1355-0x0000000007F00000-0x0000000008039000-memory.dmp

Filesize
1.2MB

Download
memory/3416-1358-0x00000000084A0000-0x00000000085CB000-memory.dmp

Filesize
1.2MB

Download
memory/3416-1361-0x00000000084A0000-0x00000000085CB000-memory.dmp

Filesize
1.2MB

Download
memory/3592-1353-0x0000000000DA0000-0x0000000000DC7000-memory.dmp

Filesize
156KB

Download