formbook | ea4381c4bc50798da2e24ccffcf3319a17ce203f5994213db822739f99af3f48

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
06-09-2024 14:27

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General

Target

pnsUbqDripxoVlN.exe
Size

797KB
MD5

97e3913321c6c33986767e8a6dc66713
SHA1

df2255159b5dec9c7021d6964c196701dc3b2c1f
SHA256

f18e58c9f46b724fd6f2f46eea8a1159f13123127eb0023e3fdbbc95a2b065c7
SHA512

39b690e69109574c481c736ccab4eb51b3912a5ab50e38484c3304d284617d851fd98d4cb3719732f97978346b341f3cbec9c28053b3f7fad08ecb1d1b73a62b
SSDEEP

12288:adLznrKbVt1SYgTctBde1hTC/A2Yo7FUTWFFGw4DcMI5VUQYZxkJN:adfnWbVqbctBdA5k0JT3w4lY9nJ

Score

10^/10

formbook he2a discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

he2a

Decoy

070001606.xyz

jesuseascriancas.online

as-eltransport.xyz

bankditalia-company.online

linkedin-stijngraat.online

sportsbetd.xyz

spanish-classes-76893.bond

infonation.pro

nxwzbze.forum

rush-pay.biz

fulfillmissions.lat

infolungcancer.xyz

aqario.xyz

omepro.solar

jackmanmueshl.shop

amcart.store

ishanaudichya.xyz

sun4rk.shop

depression-test-74287.bond

chipit.shop

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
behavioral2/memory/232-12-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/232-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4332-23-0x0000000000CB0000-0x0000000000CDF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2072 set thread context of 232	2072	pnsUbqDripxoVlN.exe	93
PID 232 set thread context of 3424	232	pnsUbqDripxoVlN.exe	55
PID 4332 set thread context of 3424	4332	colorcpl.exe	55

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	pnsUbqDripxoVlN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	colorcpl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 56 IoCs

pid	Process
232	pnsUbqDripxoVlN.exe
232	pnsUbqDripxoVlN.exe
232	pnsUbqDripxoVlN.exe
232	pnsUbqDripxoVlN.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe
4332	colorcpl.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
232	pnsUbqDripxoVlN.exe
232	pnsUbqDripxoVlN.exe
232	pnsUbqDripxoVlN.exe
4332	colorcpl.exe
4332	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	232	pnsUbqDripxoVlN.exe
Token: SeDebugPrivilege	4332	colorcpl.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3424	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 2072 wrote to memory of 232	2072	pnsUbqDripxoVlN.exe	93
PID 3424 wrote to memory of 4332	3424	Explorer.EXE	94
PID 3424 wrote to memory of 4332	3424	Explorer.EXE	94
PID 3424 wrote to memory of 4332	3424	Explorer.EXE	94
PID 4332 wrote to memory of 4672	4332	colorcpl.exe	95
PID 4332 wrote to memory of 4672	4332	colorcpl.exe	95
PID 4332 wrote to memory of 4672	4332	colorcpl.exe	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\pnsUbqDripxoVlN.exe
  "C:\Users\Admin\AppData\Local\Temp\pnsUbqDripxoVlN.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Users\Admin\AppData\Local\Temp\pnsUbqDripxoVlN.exe
    "C:\Users\Admin\AppData\Local\Temp\pnsUbqDripxoVlN.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:232
- C:\Windows\SysWOW64\colorcpl.exe
  "C:\Windows\SysWOW64\colorcpl.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:4332
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\pnsUbqDripxoVlN.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4672

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/232-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/232-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/232-18-0x0000000001C50000-0x0000000001C64000-memory.dmp

Filesize
80KB

Download
memory/232-15-0x0000000001900000-0x0000000001C4A000-memory.dmp

Filesize
3.3MB

Download
memory/2072-6-0x0000000005880000-0x000000000591C000-memory.dmp

Filesize
624KB

Download
memory/2072-1-0x0000000000AF0000-0x0000000000BBC000-memory.dmp

Filesize
816KB

Download
memory/2072-0-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download
memory/2072-7-0x0000000006CF0000-0x0000000006D80000-memory.dmp

Filesize
576KB

Download
memory/2072-8-0x0000000005C20000-0x0000000005C38000-memory.dmp

Filesize
96KB

Download
memory/2072-9-0x0000000074F3E000-0x0000000074F3F000-memory.dmp

Filesize
4KB

Download
memory/2072-10-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/2072-11-0x0000000006AC0000-0x0000000006B36000-memory.dmp

Filesize
472KB

Download
memory/2072-5-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/2072-14-0x0000000074F30000-0x00000000756E0000-memory.dmp

Filesize
7.7MB

Download
memory/2072-3-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/2072-4-0x0000000005660000-0x000000000566A000-memory.dmp

Filesize
40KB

Download
memory/2072-2-0x0000000005590000-0x0000000005622000-memory.dmp

Filesize
584KB

Download
memory/3424-19-0x00000000087E0000-0x00000000088CF000-memory.dmp

Filesize
956KB

Download
memory/3424-22-0x00000000087E0000-0x00000000088CF000-memory.dmp

Filesize
956KB

Download
memory/3424-27-0x0000000008F10000-0x000000000901F000-memory.dmp

Filesize
1.1MB

Download
memory/3424-28-0x0000000008F10000-0x000000000901F000-memory.dmp

Filesize
1.1MB

Download
memory/3424-30-0x0000000008F10000-0x000000000901F000-memory.dmp

Filesize
1.1MB

Download
memory/4332-20-0x0000000000EE0000-0x0000000000EF9000-memory.dmp

Filesize
100KB

Download
memory/4332-21-0x0000000000EE0000-0x0000000000EF9000-memory.dmp

Filesize
100KB

Download
memory/4332-23-0x0000000000CB0000-0x0000000000CDF000-memory.dmp

Filesize
188KB

Download