formbook | a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-11-2024 02:49

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General

Target

a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
Size

586KB
MD5

dab8524799291672da26cee346c4dffc
SHA1

c6a796dd80af49571da33151594ff87268587473
SHA256

a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e
SHA512

a70eb0635b1a71baf8efa8495d073b2a37e692d3fa87ab12c977d7f45ba90b0f042927b1faa99e19ad8e15b92ce76cdcc9fbf5293db3a12fc2d55513ce06dd8c
SSDEEP

12288:To0nsDOVMMVJBTYeA8paM0C8da9lrVxSZEPnag8n8xcNWe1WbPkdG/m1sCSs2m:Pnp6JKH0F89fCcaDnPRhsCz2

Score

10^/10

formbook md49 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

md49

Decoy

enithpro.shop

utozeed.agency

ornpicsbd.xyz

82yjj301.top

kphone.online

3ccha73hdl5.shop

seinow.online

usurrofest.info

2ads2s2.top

oritskul.net

etlivecasino.bet

erts.navy

anieubezpieczenia.online

dyhph1020pm.top

paceglide.space

ibmedia.net

arwyking.icu

soriaticarthritis101.today

earopia.shop

gctg2qt4h.top

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/2832-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2832-23-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4092-71-0x0000000000E40000-0x0000000000E6F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
3528	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1284 set thread context of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 2832 set thread context of 3448	2832	MSBuild.exe	56
PID 4092 set thread context of 3448	4092	NETSTAT.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 4 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	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
4092	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
2832	MSBuild.exe
2832	MSBuild.exe
2832	MSBuild.exe
2832	MSBuild.exe
3528	powershell.exe
3528	powershell.exe
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE
4092	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2832	MSBuild.exe
2832	MSBuild.exe
2832	MSBuild.exe
4092	NETSTAT.EXE
4092	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
Token: SeDebugPrivilege	2832	MSBuild.exe
Token: SeDebugPrivilege	3528	powershell.exe
Token: SeDebugPrivilege	4092	NETSTAT.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 3528	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	95
PID 1284 wrote to memory of 3528	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	95
PID 1284 wrote to memory of 3528	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	95
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 1284 wrote to memory of 2832	1284	a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe	97
PID 3448 wrote to memory of 4092	3448	Explorer.EXE	99
PID 3448 wrote to memory of 4092	3448	Explorer.EXE	99
PID 3448 wrote to memory of 4092	3448	Explorer.EXE	99
PID 4092 wrote to memory of 3908	4092	NETSTAT.EXE	103
PID 4092 wrote to memory of 3908	4092	NETSTAT.EXE	103
PID 4092 wrote to memory of 3908	4092	NETSTAT.EXE	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe
  "C:\Users\Admin\AppData\Local\Temp\a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1284
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\a99e96240277999d6ac2c51b1071298e9488a4e08a24f3ac934c8c1d5f68fa0e.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3528
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2832
- C:\Windows\SysWOW64\autochk.exe
  "C:\Windows\SysWOW64\autochk.exe"
  2⤵
  PID:392
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4092
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r2uxl030.3jp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1284-10-0x00000000065F0000-0x0000000006668000-memory.dmp

Filesize
480KB

Download
memory/1284-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1284-9-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1284-5-0x0000000004F90000-0x0000000004F9A000-memory.dmp

Filesize
40KB

Download
memory/1284-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/1284-6-0x0000000005270000-0x000000000530C000-memory.dmp

Filesize
624KB

Download
memory/1284-7-0x0000000005230000-0x0000000005242000-memory.dmp

Filesize
72KB

Download
memory/1284-8-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/1284-3-0x0000000004FC0000-0x0000000005052000-memory.dmp

Filesize
584KB

Download
memory/1284-2-0x0000000005570000-0x0000000005B14000-memory.dmp

Filesize
5.6MB

Download
memory/1284-1-0x00000000004F0000-0x0000000000588000-memory.dmp

Filesize
608KB

Download
memory/1284-13-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/2832-23-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2832-21-0x0000000001450000-0x0000000001465000-memory.dmp

Filesize
84KB

Download
memory/2832-15-0x0000000001620000-0x000000000196A000-memory.dmp

Filesize
3.3MB

Download
memory/2832-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3448-22-0x0000000009180000-0x00000000092C2000-memory.dmp

Filesize
1.3MB

Download
memory/3448-74-0x0000000009310000-0x0000000009403000-memory.dmp

Filesize
972KB

Download
memory/3448-70-0x0000000009180000-0x00000000092C2000-memory.dmp

Filesize
1.3MB

Download
memory/3528-36-0x0000000005880000-0x0000000005BD4000-memory.dmp

Filesize
3.3MB

Download
memory/3528-54-0x0000000006EC0000-0x0000000006F63000-memory.dmp

Filesize
652KB

Download
memory/3528-16-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/3528-33-0x00000000056A0000-0x00000000056C2000-memory.dmp

Filesize
136KB

Download
memory/3528-34-0x00000000057A0000-0x0000000005806000-memory.dmp

Filesize
408KB

Download
memory/3528-35-0x0000000005810000-0x0000000005876000-memory.dmp

Filesize
408KB

Download
memory/3528-20-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3528-37-0x0000000005CB0000-0x0000000005CCE000-memory.dmp

Filesize
120KB

Download
memory/3528-38-0x0000000005D50000-0x0000000005D9C000-memory.dmp

Filesize
304KB

Download
memory/3528-39-0x000000007EE70000-0x000000007EE80000-memory.dmp

Filesize
64KB

Download
memory/3528-40-0x0000000006C80000-0x0000000006CB2000-memory.dmp

Filesize
200KB

Download
memory/3528-41-0x0000000070990000-0x00000000709DC000-memory.dmp

Filesize
304KB

Download
memory/3528-52-0x0000000002330000-0x0000000002340000-memory.dmp

Filesize
64KB

Download
memory/3528-53-0x0000000006270000-0x000000000628E000-memory.dmp

Filesize
120KB

Download
memory/3528-51-0x0000000002330000-0x0000000002340000-memory.dmp

Filesize
64KB

Download
memory/3528-18-0x0000000004F70000-0x0000000005598000-memory.dmp

Filesize
6.2MB

Download
memory/3528-55-0x0000000007620000-0x0000000007C9A000-memory.dmp

Filesize
6.5MB

Download
memory/3528-56-0x0000000006FD0000-0x0000000006FEA000-memory.dmp

Filesize
104KB

Download
memory/3528-57-0x0000000007050000-0x000000000705A000-memory.dmp

Filesize
40KB

Download
memory/3528-58-0x0000000007250000-0x00000000072E6000-memory.dmp

Filesize
600KB

Download
memory/3528-59-0x00000000071D0000-0x00000000071E1000-memory.dmp

Filesize
68KB

Download
memory/3528-60-0x0000000007200000-0x000000000720E000-memory.dmp

Filesize
56KB

Download
memory/3528-61-0x0000000007210000-0x0000000007224000-memory.dmp

Filesize
80KB

Download
memory/3528-62-0x0000000007310000-0x000000000732A000-memory.dmp

Filesize
104KB

Download
memory/3528-63-0x00000000072F0000-0x00000000072F8000-memory.dmp

Filesize
32KB

Download
memory/3528-14-0x0000000002390000-0x00000000023C6000-memory.dmp

Filesize
216KB

Download
memory/3528-19-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3528-66-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/3528-69-0x0000000074AD0000-0x0000000075280000-memory.dmp

Filesize
7.7MB

Download
memory/4092-65-0x00000000008B0000-0x00000000008BB000-memory.dmp

Filesize
44KB

Download
memory/4092-71-0x0000000000E40000-0x0000000000E6F000-memory.dmp

Filesize
188KB

Download
memory/4092-64-0x00000000008B0000-0x00000000008BB000-memory.dmp

Filesize
44KB

Download