formbook | e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 01:58

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General

Target

e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
Size

1.1MB
MD5

f2a9270835ef7d0db0a287867cb98f6f
SHA1

3d3b9b719b0d4c1040e3b337ecae1f5b8729f5db
SHA256

e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52
SHA512

3b6339a3434693dd9076469ee757805e7e2b78d14c77624a0a4b3b9a65f9b8a275137f5e8638abebfd5da7dbe1592aa7300543905d93a118779ae15f04c80837
SSDEEP

24576:8RmJkcoQricOIQxiZY1iaADPzYJw7P04dA2iGKowNCC:pJZoQrbTFZY1iaADPzpzqhaw8C

Score

10^/10

formbook e62s discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

e62s

Decoy

ellinksa.shop

uckyspinph.xyz

owdark.net

arriage-therapy-72241.bond

w7ijko4rv4p97b.top

heirbuzzwords.buzz

aspart.shop

ctivemail5-kagoya-com.info

shacertification9.shop

zitcd65k3.buzz

llkosoi.info

ru8.info

rhgtrdjdjykyetrdjftd.buzz

yschoollist.kiwi

oftfolio.online

rograma-de-almacen-2.online

oudoarms.top

mwquas.xyz

orjagaucha.website

nlinechat-mh.online

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/3992-3-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3992-6-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1640-14-0x00000000010C0000-0x00000000010EF000-memory.dmp	formbook
behavioral2/memory/1640-16-0x00000000010C0000-0x00000000010EF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3016 set thread context of 3992	3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe	82
PID 3992 set thread context of 3608	3992	svchost.exe	56
PID 1640 set thread context of 3608	1640	msiexec.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	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
3992	svchost.exe
3992	svchost.exe
3992	svchost.exe
3992	svchost.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe
1640	msiexec.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
3992	svchost.exe
3992	svchost.exe
3992	svchost.exe
1640	msiexec.exe
1640	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3992	svchost.exe
Token: SeDebugPrivilege	1640	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 3992	3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe	82
PID 3016 wrote to memory of 3992	3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe	82
PID 3016 wrote to memory of 3992	3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe	82
PID 3016 wrote to memory of 3992	3016	e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe	82
PID 3608 wrote to memory of 1640	3608	Explorer.EXE	86
PID 3608 wrote to memory of 1640	3608	Explorer.EXE	86
PID 3608 wrote to memory of 1640	3608	Explorer.EXE	86
PID 1640 wrote to memory of 3004	1640	msiexec.exe	87
PID 1640 wrote to memory of 3004	1640	msiexec.exe	87
PID 1640 wrote to memory of 3004	1640	msiexec.exe	87

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3608
- C:\Users\Admin\AppData\Local\Temp\e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe
  "C:\Users\Admin\AppData\Local\Temp\e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.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:3016
- - C:\Windows\SysWOW64\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\e518c029a8b513fd3c2e77c475f8bd19c54c8a15d38198d878c8322a7b491f52.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3992
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1112
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:1892
- C:\Windows\SysWOW64\autofmt.exe
  "C:\Windows\SysWOW64\autofmt.exe"
  2⤵
  PID:5092
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:1640
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\svchost.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3004

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/1640-11-0x00000000003E0000-0x00000000003F2000-memory.dmp

Filesize
72KB

Download
memory/1640-18-0x0000000002E80000-0x0000000002F14000-memory.dmp

Filesize
592KB

Download
memory/1640-16-0x00000000010C0000-0x00000000010EF000-memory.dmp

Filesize
188KB

Download
memory/1640-15-0x0000000003040000-0x000000000338A000-memory.dmp

Filesize
3.3MB

Download
memory/1640-14-0x00000000010C0000-0x00000000010EF000-memory.dmp

Filesize
188KB

Download
memory/1640-9-0x00000000003E0000-0x00000000003F2000-memory.dmp

Filesize
72KB

Download
memory/1640-13-0x00000000003E0000-0x00000000003F2000-memory.dmp

Filesize
72KB

Download
memory/3016-2-0x00000000042A0000-0x00000000046A0000-memory.dmp

Filesize
4.0MB

Download
memory/3608-17-0x0000000007DF0000-0x0000000007EF5000-memory.dmp

Filesize
1.0MB

Download
memory/3608-8-0x0000000007DF0000-0x0000000007EF5000-memory.dmp

Filesize
1.0MB

Download
memory/3608-22-0x0000000002170000-0x000000000220F000-memory.dmp

Filesize
636KB

Download
memory/3608-23-0x0000000002170000-0x000000000220F000-memory.dmp

Filesize
636KB

Download
memory/3608-25-0x0000000002170000-0x000000000220F000-memory.dmp

Filesize
636KB

Download
memory/3992-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3992-7-0x00000000019A0000-0x00000000019B5000-memory.dmp

Filesize
84KB

Download
memory/3992-4-0x0000000001500000-0x000000000184A000-memory.dmp

Filesize
3.3MB

Download
memory/3992-3-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download