formbook | 02500b9058612028c5667bfd9302d81184689fcb88eb5500902d39baec246fa0

Resubmissions

26/07/2024, 12:14

240726-persfs1alb 10

Analysis

max time kernel
300s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26/07/2024, 12:14

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General

Target

TNS71092E68UI0.vbe
Size

785KB
MD5

83ef588dc92a85ef93d055290393a07d
SHA1

c7fa54bb9f8d5467137197b8e344b95d2e1f4430
SHA256

02500b9058612028c5667bfd9302d81184689fcb88eb5500902d39baec246fa0
SHA512

eb1adad95a1269dd49e202e966b67a8d3867055c1462687596fa47dd133929544a295e2e3b04f8bfe3c87690d241f780f4a1ad75718e462b468007e3e8dd0827
SSDEEP

12288:WEPXAjdRFEYFexVioNs4tkt4pNVZUAZTklPuAGPm1LEKIV8rrq9bbeQnhG4Shmo9:nPXApEY0ioCUpNV+unrKs869FE5hmo9

Score

10^/10

formbook de94 discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

de94

Decoy

way2future.net

worldnewsdailys.online

rendamaisbr.com

s485.icu

vcxwpo.xyz

imagivilleartists.com

herbatyorganics.com

xn--80ado1abokv5d.xn--p1acf

invigoratewell.com

especialistaleitura.online

pkrstg.com

performacaretechnical.com

dreamgame55.net

hkitgugx.xyz

istanlikbilgiler.click

slotter99j.vip

exploringtheoutdoors.net

triberoots.com

energiaslotsbet.com

dkforcm.com

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/2680-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2680-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2600-32-0x00000000000F0000-0x000000000011F000-memory.dmp	formbook

Executes dropped EXE 4 IoCs

pid	Process
3028	HHhHh.exe
2852	HHhHh.exe
2728	HHhHh.exe
2680	HHhHh.exe

Loads dropped DLL 3 IoCs

pid	Process
3028	HHhHh.exe
3028	HHhHh.exe
3028	HHhHh.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3028 set thread context of 2680	3028	HHhHh.exe	34
PID 2680 set thread context of 1216	2680	HHhHh.exe	21
PID 2600 set thread context of 1216	2600	wuapp.exe	21

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	HHhHh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wuapp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 63 IoCs

pid	Process
3028	HHhHh.exe
3028	HHhHh.exe
3028	HHhHh.exe
3028	HHhHh.exe
2680	HHhHh.exe
2680	HHhHh.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe
2600	wuapp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2680	HHhHh.exe
2680	HHhHh.exe
2680	HHhHh.exe
2600	wuapp.exe
2600	wuapp.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3028	HHhHh.exe
Token: SeDebugPrivilege	2680	HHhHh.exe
Token: SeDebugPrivilege	2600	wuapp.exe
Token: SeShutdownPrivilege	1216	Explorer.EXE

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1484 wrote to memory of 3028	1484	WScript.exe	30
PID 1484 wrote to memory of 3028	1484	WScript.exe	30
PID 1484 wrote to memory of 3028	1484	WScript.exe	30
PID 1484 wrote to memory of 3028	1484	WScript.exe	30
PID 3028 wrote to memory of 2852	3028	HHhHh.exe	32
PID 3028 wrote to memory of 2852	3028	HHhHh.exe	32
PID 3028 wrote to memory of 2852	3028	HHhHh.exe	32
PID 3028 wrote to memory of 2852	3028	HHhHh.exe	32
PID 3028 wrote to memory of 2728	3028	HHhHh.exe	33
PID 3028 wrote to memory of 2728	3028	HHhHh.exe	33
PID 3028 wrote to memory of 2728	3028	HHhHh.exe	33
PID 3028 wrote to memory of 2728	3028	HHhHh.exe	33
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 3028 wrote to memory of 2680	3028	HHhHh.exe	34
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 1216 wrote to memory of 2600	1216	Explorer.EXE	35
PID 2600 wrote to memory of 2812	2600	wuapp.exe	36
PID 2600 wrote to memory of 2812	2600	wuapp.exe	36
PID 2600 wrote to memory of 2812	2600	wuapp.exe	36
PID 2600 wrote to memory of 2812	2600	wuapp.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\TNS71092E68UI0.vbe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1484
- - C:\Users\Admin\AppData\Local\Temp\HHhHh.exe
    "C:\Users\Admin\AppData\Local\Temp\HHhHh.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3028
  - - C:\Users\Admin\AppData\Local\Temp\HHhHh.exe
      "C:\Users\Admin\AppData\Local\Temp\HHhHh.exe"
      4⤵
      Executes dropped EXE
      PID:2852
  - - C:\Users\Admin\AppData\Local\Temp\HHhHh.exe
      "C:\Users\Admin\AppData\Local\Temp\HHhHh.exe"
      4⤵
      Executes dropped EXE
      PID:2728
  - - C:\Users\Admin\AppData\Local\Temp\HHhHh.exe
      "C:\Users\Admin\AppData\Local\Temp\HHhHh.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2680
- C:\Windows\SysWOW64\wuapp.exe
  "C:\Windows\SysWOW64\wuapp.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:2600
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\HHhHh.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2812

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HHhHh.exe

Filesize
561KB

MD5
62fa567cbb7227aeb7755b679d780725

SHA1
0280d019165f8df6b76cfa87047c76d9003ab193

SHA256
7b67dc6ad75a054a5baaff1cb3e61c2436823de4fd80b6e73cd9cbbb850f6d81

SHA512
ceb8059393dbf6b2e55fe324fc957a319223508162cb278fa3a48a849b2c77d2aab285b91c3a122c56c72d2819ce24a18b02bc2bf83963634f083929e74b1b01

Download Submit
memory/1216-27-0x0000000004ED0000-0x000000000502A000-memory.dmp

Filesize
1.4MB

Download
memory/1216-35-0x0000000004ED0000-0x000000000502A000-memory.dmp

Filesize
1.4MB

Download
memory/2600-32-0x00000000000F0000-0x000000000011F000-memory.dmp

Filesize
188KB

Download
memory/2600-29-0x00000000009C0000-0x00000000009CB000-memory.dmp

Filesize
44KB

Download
memory/2600-31-0x00000000009C0000-0x00000000009CB000-memory.dmp

Filesize
44KB

Download
memory/2680-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2680-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2680-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2680-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2680-24-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download
memory/2680-26-0x0000000000190000-0x00000000001A4000-memory.dmp

Filesize
80KB

Download
memory/2680-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3028-11-0x0000000000C90000-0x0000000000D06000-memory.dmp

Filesize
472KB

Download
memory/3028-28-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-10-0x00000000006A0000-0x00000000006AE000-memory.dmp

Filesize
56KB

Download
memory/3028-9-0x0000000000660000-0x000000000066E000-memory.dmp

Filesize
56KB

Download
memory/3028-8-0x0000000074280000-0x000000007496E000-memory.dmp

Filesize
6.9MB

Download
memory/3028-7-0x00000000011F0000-0x0000000001282000-memory.dmp

Filesize
584KB

Download
memory/3028-6-0x000000007428E000-0x000000007428F000-memory.dmp

Filesize
4KB

Download