formbook | c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-11-2024 03:21

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General

Target

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe
Size

1.0MB
MD5

94e952368709ea0f851c04d75c9f3f15
SHA1

91aadbc58776532de4970dd2a883078ba7e9794d
SHA256

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca
SHA512

08ffe085061929d3b284caede17ceceb7ff4452f3b6349ce3ebc7e2657be06b0127de4c90297ed27c1a2b8b09f40d4fb39b56fc4deb3e978b91f120b4aeffac3
SSDEEP

24576:Htb20pkaCqT5TBWgNQ7aQu/BOw1+n2VsldryZ6A:EVg5tQ7aQKB107l5C5

Score

10^/10

formbook ge07 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ge07

Decoy

amyard.shop

eloshost.xyz

g18q11a.top

orensic-vendor-735524320.click

ithin-ksvodn.xyz

xhyx.top

elonix-traceglow.pro

cillascrewedsedroth.cfd

wner-nyquh.xyz

reyhazeusa.shop

esmellretaperetotal.cfd

hqm-during.xyz

pipagtxcorrelo.xyz

lray-civil.xyz

apybarameme.xyz

rbuds.shop

hild-fcudh.xyz

rkgexg.top

estwestcottwines.shop

giyztm.xyz

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/648-7-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/648-10-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3560-15-0x0000000000E30000-0x0000000000E5F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exesvchost.exechkdsk.exe

description	pid	Process	procid_target
PID 1952 set thread context of 648	1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe	84
PID 648 set thread context of 3488	648	svchost.exe	56
PID 3560 set thread context of 3488	3560	chkdsk.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

Processes:

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exechkdsk.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chkdsk.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

svchost.exechkdsk.exe

pid	Process
648	svchost.exe
648	svchost.exe
648	svchost.exe
648	svchost.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe
3560	chkdsk.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exesvchost.exechkdsk.exe

pid	Process
1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe
648	svchost.exe
648	svchost.exe
648	svchost.exe
3560	chkdsk.exe
3560	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exechkdsk.exe

description	pid	Process
Token: SeDebugPrivilege	648	svchost.exe
Token: SeDebugPrivilege	3560	chkdsk.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exeExplorer.EXEchkdsk.exe

description	pid	Process	procid_target
PID 1952 wrote to memory of 648	1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe	84
PID 1952 wrote to memory of 648	1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe	84
PID 1952 wrote to memory of 648	1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe	84
PID 1952 wrote to memory of 648	1952	c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe	84
PID 3488 wrote to memory of 3560	3488	Explorer.EXE	85
PID 3488 wrote to memory of 3560	3488	Explorer.EXE	85
PID 3488 wrote to memory of 3560	3488	Explorer.EXE	85
PID 3560 wrote to memory of 1560	3560	chkdsk.exe	88
PID 3560 wrote to memory of 1560	3560	chkdsk.exe	88
PID 3560 wrote to memory of 1560	3560	chkdsk.exe	88

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe
  "C:\Users\Admin\AppData\Local\Temp\c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\c7f7388cba691a5b5d8786804468d00489d228bc887f17768d26faf7df9c78ca.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:648
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3560
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/648-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/648-8-0x0000000001500000-0x000000000184A000-memory.dmp

Filesize
3.3MB

Download
memory/648-11-0x0000000001950000-0x0000000001965000-memory.dmp

Filesize
84KB

Download
memory/648-10-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1952-6-0x0000000001180000-0x0000000001580000-memory.dmp

Filesize
4.0MB

Download
memory/3488-16-0x0000000002DF0000-0x0000000002EC7000-memory.dmp

Filesize
860KB

Download
memory/3488-12-0x0000000002DF0000-0x0000000002EC7000-memory.dmp

Filesize
860KB

Download
memory/3488-20-0x0000000002F60000-0x000000000300C000-memory.dmp

Filesize
688KB

Download
memory/3488-21-0x0000000002F60000-0x000000000300C000-memory.dmp

Filesize
688KB

Download
memory/3488-23-0x0000000002F60000-0x000000000300C000-memory.dmp

Filesize
688KB

Download
memory/3560-13-0x00000000006D0000-0x00000000006DA000-memory.dmp

Filesize
40KB

Download
memory/3560-14-0x00000000006D0000-0x00000000006DA000-memory.dmp

Filesize
40KB

Download
memory/3560-15-0x0000000000E30000-0x0000000000E5F000-memory.dmp

Filesize
188KB

Download