formbook | c5b4f21d712a3aad0610ddba1ac264b154bd9260196b8efd7b56a4dc76187d8a

General

Target

LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
Size

1.0MB
MD5

6febb30bdf76d3c49b5dbfbb383c722a
SHA1

80bf8a349e3fcc290bed8b2e371e3f530f09ead4
SHA256

e171a6d388f4cd1e2051d0f29b720c84a52876a3208af1824e9b634c2117b4ee
SHA512

8f4728cf9aa371702934f9225d6c3ed74a0cbb762d22e6914a39a2cec8102a97a26382133b0116b2c9fce8d09ad35de8e61bd7aadad1af0d091a6b980791f4f3
SSDEEP

24576:YAHnh+eWsN3skA4RV1Hom2KXMmHapDXeClYMJLj5:fh+ZkldoPK8YapzpR

Score

10^/10

formbook rn94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2856-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2856-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1008-21-0x00000000000C0000-0x00000000000EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2392 set thread context of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 2856 set thread context of 1204	2856	svchost.exe	21
PID 1008 set thread context of 1204	1008	cmmon32.exe	21

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	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2856	svchost.exe
2856	svchost.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe
1008	cmmon32.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
2856	svchost.exe
2856	svchost.exe
2856	svchost.exe
1008	cmmon32.exe
1008	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	svchost.exe
Token: SeDebugPrivilege	1008	cmmon32.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 2392 wrote to memory of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 2392 wrote to memory of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 2392 wrote to memory of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 2392 wrote to memory of 2856	2392	LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe	30
PID 1204 wrote to memory of 1008	1204	Explorer.EXE	31
PID 1204 wrote to memory of 1008	1204	Explorer.EXE	31
PID 1204 wrote to memory of 1008	1204	Explorer.EXE	31
PID 1204 wrote to memory of 1008	1204	Explorer.EXE	31
PID 1008 wrote to memory of 2480	1008	cmmon32.exe	32
PID 1008 wrote to memory of 2480	1008	cmmon32.exe	32
PID 1008 wrote to memory of 2480	1008	cmmon32.exe	32
PID 1008 wrote to memory of 2480	1008	cmmon32.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1204
- C:\Users\Admin\AppData\Local\Temp\LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe
  "C:\Users\Admin\AppData\Local\Temp\LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.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:2392
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\LYONSOFT, COOP.V. - Envío orden 240187 fecha 02-09-2024.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2856
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.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:1008
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1008-18-0x0000000000310000-0x000000000031D000-memory.dmp

Filesize
52KB

Download
memory/1008-21-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/1008-20-0x0000000000310000-0x000000000031D000-memory.dmp

Filesize
52KB

Download
memory/1204-22-0x0000000003DF0000-0x0000000003F2B000-memory.dmp

Filesize
1.2MB

Download
memory/1204-17-0x0000000003DF0000-0x0000000003F2B000-memory.dmp

Filesize
1.2MB

Download
memory/1204-28-0x00000000052E0000-0x00000000053BF000-memory.dmp

Filesize
892KB

Download
memory/1204-29-0x00000000052E0000-0x00000000053BF000-memory.dmp

Filesize
892KB

Download
memory/1204-31-0x00000000052E0000-0x00000000053BF000-memory.dmp

Filesize
892KB

Download
memory/2392-11-0x0000000000A40000-0x0000000000A44000-memory.dmp

Filesize
16KB

Download
memory/2856-16-0x00000000001C0000-0x00000000001D5000-memory.dmp

Filesize
84KB

Download
memory/2856-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2856-13-0x0000000000780000-0x0000000000A83000-memory.dmp

Filesize
3.0MB

Download
memory/2856-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

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