formbook | ba5e984e73ebb4c1cfb3b0f194980efa3eb5c9cdeacf5b2956e4572701e62ed4

Analysis

max time kernel
150s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 08:49

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General

Target

malw.exe
Size

656KB
MD5

f5c733b27999dd54d54e9eedf1e85f4e
SHA1

3bf0d9e4a4143a0fac4980fd13250a8d5653c946
SHA256

ba5e984e73ebb4c1cfb3b0f194980efa3eb5c9cdeacf5b2956e4572701e62ed4
SHA512

a17f30eee5a976b1a50585c3253d6b08720b9c69496c175062d0f86b51362bbb24875cd902e5bd89decefe852ad1fd665b221e7f523c85218578e2db89a7d2c8
SSDEEP

12288:xdkIYyOn6nzxmLvraF2UBmNRURd+bSuhh2oDywXlw62C9ygXCw+eAix5I:fY9n6nmv1UBmNmRQbSs2oGYrSBNs6

Score

10^/10

formbook m13o discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

m13o

Decoy

un20250227-23.fun

mallelectricarsgb.bond

emvmaasbn.pro

ewaraja.xyz

olar-systems-panels-18238.bond

anjau2.cfd

ental-implants-58831.bond

riferrari.shop

ypham-japan.shop

imilarityapi.xyz

ealthywayzone.online

r33bz.online

ureformula.shop

arlsjrmenu.net

ziugsyw.xyz

osmetic-packaging-jobs.click

uaizhan.xyz

99game.xyz

otdrones.shop

rettvollmar.shop

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1708-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1708-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1708-68-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4336-73-0x0000000000FC0000-0x0000000000FEF000-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
4612	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-1-5-21-446031748-3036493239-2009529691-1000\Control Panel\International\Geo\Nation	malw.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2144 set thread context of 1708	2144	malw.exe	98
PID 1708 set thread context of 3444	1708	malw.exe	56
PID 1708 set thread context of 3444	1708	malw.exe	56
PID 4336 set thread context of 3444	4336	wscript.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	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	malw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-446031748-3036493239-2009529691-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 58 IoCs

pid	Process
1708	malw.exe
1708	malw.exe
1708	malw.exe
1708	malw.exe
4612	powershell.exe
4612	powershell.exe
1708	malw.exe
1708	malw.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe
4336	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
1708	malw.exe
1708	malw.exe
1708	malw.exe
1708	malw.exe
4336	wscript.exe
4336	wscript.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1708	malw.exe
Token: SeDebugPrivilege	4612	powershell.exe
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeDebugPrivilege	4336	wscript.exe
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 4612	2144	malw.exe	96
PID 2144 wrote to memory of 4612	2144	malw.exe	96
PID 2144 wrote to memory of 4612	2144	malw.exe	96
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 2144 wrote to memory of 1708	2144	malw.exe	98
PID 3444 wrote to memory of 4336	3444	Explorer.EXE	99
PID 3444 wrote to memory of 4336	3444	Explorer.EXE	99
PID 3444 wrote to memory of 4336	3444	Explorer.EXE	99
PID 4336 wrote to memory of 2892	4336	wscript.exe	100
PID 4336 wrote to memory of 2892	4336	wscript.exe	100
PID 4336 wrote to memory of 2892	4336	wscript.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\malw.exe
  "C:\Users\Admin\AppData\Local\Temp\malw.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2144
- - 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\malw.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4612
- - C:\Users\Admin\AppData\Local\Temp\malw.exe
    "C:\Users\Admin\AppData\Local\Temp\malw.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1708
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:4336
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\malw.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2892

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ixoskgbz.owp.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1708-69-0x0000000000DB0000-0x0000000000DC4000-memory.dmp

Filesize
80KB

Download
memory/1708-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1708-16-0x0000000000BF0000-0x0000000000C04000-memory.dmp

Filesize
80KB

Download
memory/1708-13-0x0000000001250000-0x000000000159A000-memory.dmp

Filesize
3.3MB

Download
memory/1708-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1708-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2144-8-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/2144-3-0x0000000004B60000-0x0000000004BF2000-memory.dmp

Filesize
584KB

Download
memory/2144-5-0x0000000004C10000-0x0000000004C1A000-memory.dmp

Filesize
40KB

Download
memory/2144-6-0x0000000005010000-0x0000000005028000-memory.dmp

Filesize
96KB

Download
memory/2144-7-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/2144-0-0x000000007499E000-0x000000007499F000-memory.dmp

Filesize
4KB

Download
memory/2144-9-0x0000000005DE0000-0x0000000005E58000-memory.dmp

Filesize
480KB

Download
memory/2144-10-0x00000000060B0000-0x000000000614C000-memory.dmp

Filesize
624KB

Download
memory/2144-17-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/2144-4-0x0000000074990000-0x0000000075140000-memory.dmp

Filesize
7.7MB

Download
memory/2144-1-0x0000000000210000-0x00000000002BA000-memory.dmp

Filesize
680KB

Download
memory/2144-2-0x0000000005030000-0x00000000055D4000-memory.dmp

Filesize
5.6MB

Download
memory/3444-18-0x0000000008DD0000-0x0000000008F3E000-memory.dmp

Filesize
1.4MB

Download
memory/3444-70-0x000000000B000000-0x000000000B19B000-memory.dmp

Filesize
1.6MB

Download
memory/3444-74-0x000000000B000000-0x000000000B19B000-memory.dmp

Filesize
1.6MB

Download
memory/3444-76-0x0000000004880000-0x000000000496A000-memory.dmp

Filesize
936KB

Download
memory/3444-66-0x0000000008DD0000-0x0000000008F3E000-memory.dmp

Filesize
1.4MB

Download
memory/4336-71-0x0000000000440000-0x0000000000467000-memory.dmp

Filesize
156KB

Download
memory/4336-72-0x0000000000440000-0x0000000000467000-memory.dmp

Filesize
156KB

Download
memory/4336-73-0x0000000000FC0000-0x0000000000FEF000-memory.dmp

Filesize
188KB

Download
memory/4612-36-0x00000000060F0000-0x000000000610E000-memory.dmp

Filesize
120KB

Download
memory/4612-38-0x00000000070D0000-0x0000000007102000-memory.dmp

Filesize
200KB

Download
memory/4612-39-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-40-0x0000000070830000-0x000000007087C000-memory.dmp

Filesize
304KB

Download
memory/4612-50-0x00000000066E0000-0x00000000066FE000-memory.dmp

Filesize
120KB

Download
memory/4612-51-0x0000000007110000-0x00000000071B3000-memory.dmp

Filesize
652KB

Download
memory/4612-52-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-53-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-54-0x0000000007A80000-0x00000000080FA000-memory.dmp

Filesize
6.5MB

Download
memory/4612-55-0x0000000007440000-0x000000000745A000-memory.dmp

Filesize
104KB

Download
memory/4612-56-0x00000000074D0000-0x00000000074DA000-memory.dmp

Filesize
40KB

Download
memory/4612-57-0x00000000076E0000-0x0000000007776000-memory.dmp

Filesize
600KB

Download
memory/4612-58-0x0000000007660000-0x0000000007671000-memory.dmp

Filesize
68KB

Download
memory/4612-59-0x0000000007690000-0x000000000769E000-memory.dmp

Filesize
56KB

Download
memory/4612-60-0x00000000076A0000-0x00000000076B4000-memory.dmp

Filesize
80KB

Download
memory/4612-61-0x00000000077A0000-0x00000000077BA000-memory.dmp

Filesize
104KB

Download
memory/4612-62-0x0000000007780000-0x0000000007788000-memory.dmp

Filesize
32KB

Download
memory/4612-65-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-37-0x0000000006130000-0x000000000617C000-memory.dmp

Filesize
304KB

Download
memory/4612-35-0x0000000005C90000-0x0000000005FE4000-memory.dmp

Filesize
3.3MB

Download
memory/4612-25-0x0000000005B20000-0x0000000005B86000-memory.dmp

Filesize
408KB

Download
memory/4612-24-0x0000000005940000-0x00000000059A6000-memory.dmp

Filesize
408KB

Download
memory/4612-23-0x0000000005150000-0x0000000005172000-memory.dmp

Filesize
136KB

Download
memory/4612-22-0x00000000052A0000-0x00000000058C8000-memory.dmp

Filesize
6.2MB

Download
memory/4612-20-0x0000000002810000-0x0000000002846000-memory.dmp

Filesize
216KB

Download
memory/4612-21-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4612-19-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download