formbook | 51e821e5dd5bfdbfe93ef02b2d5994ef0502a7f649369220b8734820d9478416

Analysis

max time kernel
150s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2024 14:55

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General

Target

t5ueYgHiHnIdeNe.exe
Size

684KB
MD5

a2d4be5c186159147645f2ff6ee1f690
SHA1

1799cfb6c5ca5224d72d7f1696ad36c2624fd057
SHA256

9f67248a754e414ffb2361932c591abe39581b21a20d51ccb46db5e534a9531c
SHA512

29b5307b7d05827b6c6bb8489357d6abbd8e293dd56a6f6a65d2af59111fbb9e0aa2a786ce0690b5eea6c025e3e78523c5cc7a193cf23dfb4f95863a94aa44b0
SSDEEP

12288:mdODvVloha83lbhzRbIniLawF+poiDsv6z6ViEqtwsdf9i72l4:XyhaUlVzRlqpEv6z6ViZm0fkE4

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 4 IoCs

rat

resource	yara_rule
behavioral2/memory/3640-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3640-16-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3640-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4316-27-0x0000000000C60000-0x0000000000C8F000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1184 set thread context of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 3640 set thread context of 3412	3640	t5ueYgHiHnIdeNe.exe	56
PID 3640 set thread context of 3412	3640	t5ueYgHiHnIdeNe.exe	56
PID 4316 set thread context of 3412	4316	WWAHost.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	t5ueYgHiHnIdeNe.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WWAHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe
4316	WWAHost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
3640	t5ueYgHiHnIdeNe.exe
4316	WWAHost.exe
4316	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3640	t5ueYgHiHnIdeNe.exe
Token: SeDebugPrivilege	4316	WWAHost.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3412	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 1184 wrote to memory of 3640	1184	t5ueYgHiHnIdeNe.exe	94
PID 3412 wrote to memory of 4316	3412	Explorer.EXE	95
PID 3412 wrote to memory of 4316	3412	Explorer.EXE	95
PID 3412 wrote to memory of 4316	3412	Explorer.EXE	95
PID 4316 wrote to memory of 3112	4316	WWAHost.exe	96
PID 4316 wrote to memory of 3112	4316	WWAHost.exe	96
PID 4316 wrote to memory of 3112	4316	WWAHost.exe	96

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Users\Admin\AppData\Local\Temp\t5ueYgHiHnIdeNe.exe
  "C:\Users\Admin\AppData\Local\Temp\t5ueYgHiHnIdeNe.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1184
- - C:\Users\Admin\AppData\Local\Temp\t5ueYgHiHnIdeNe.exe
    "C:\Users\Admin\AppData\Local\Temp\t5ueYgHiHnIdeNe.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3640
- C:\Windows\SysWOW64\WWAHost.exe
  "C:\Windows\SysWOW64\WWAHost.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:4316
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\t5ueYgHiHnIdeNe.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3112

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/1184-13-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1184-2-0x0000000005470000-0x0000000005A14000-memory.dmp

Filesize
5.6MB

Download
memory/1184-0-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/1184-3-0x0000000004EC0000-0x0000000004F52000-memory.dmp

Filesize
584KB

Download
memory/1184-4-0x0000000004EA0000-0x0000000004EAA000-memory.dmp

Filesize
40KB

Download
memory/1184-5-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1184-6-0x0000000005430000-0x0000000005440000-memory.dmp

Filesize
64KB

Download
memory/1184-7-0x00000000752CE000-0x00000000752CF000-memory.dmp

Filesize
4KB

Download
memory/1184-8-0x00000000752C0000-0x0000000075A70000-memory.dmp

Filesize
7.7MB

Download
memory/1184-9-0x00000000063C0000-0x0000000006436000-memory.dmp

Filesize
472KB

Download
memory/1184-10-0x0000000009F50000-0x0000000009FEC000-memory.dmp

Filesize
624KB

Download
memory/1184-1-0x0000000000400000-0x00000000004B0000-memory.dmp

Filesize
704KB

Download
memory/3412-31-0x0000000009580000-0x0000000009672000-memory.dmp

Filesize
968KB

Download
memory/3412-23-0x0000000009180000-0x0000000009295000-memory.dmp

Filesize
1.1MB

Download
memory/3412-30-0x0000000009580000-0x0000000009672000-memory.dmp

Filesize
968KB

Download
memory/3412-28-0x0000000009400000-0x0000000009576000-memory.dmp

Filesize
1.5MB

Download
memory/3412-18-0x0000000009180000-0x0000000009295000-memory.dmp

Filesize
1.1MB

Download
memory/3412-22-0x0000000009400000-0x0000000009576000-memory.dmp

Filesize
1.5MB

Download
memory/3640-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3640-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3640-21-0x0000000000F50000-0x0000000000F64000-memory.dmp

Filesize
80KB

Download
memory/3640-17-0x0000000000AD0000-0x0000000000AE4000-memory.dmp

Filesize
80KB

Download
memory/3640-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3640-14-0x0000000000F70000-0x00000000012BA000-memory.dmp

Filesize
3.3MB

Download
memory/4316-26-0x0000000000280000-0x000000000035C000-memory.dmp

Filesize
880KB

Download
memory/4316-27-0x0000000000C60000-0x0000000000C8F000-memory.dmp

Filesize
188KB

Download
memory/4316-24-0x0000000000280000-0x000000000035C000-memory.dmp

Filesize
880KB

Download