formbook | b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae

Analysis

max time kernel
148s
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 02:51

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General

Target

b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
Size

588KB
MD5

a4fe63b591ffb3b6b68b616b642fa848
SHA1

dabbb3ea462ff52c9ae286bf787bcc2f28ce8c37
SHA256

b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae
SHA512

51ac0a9f46c474fd1abc29b305d5a29bc3317ff1869d0e1b2089d1cf427afec1e5b648db450b00f073ffb3bd468899f9069f591c9827cf959e2f325647eb8af5
SSDEEP

12288:PL0nsDn5N3MTOO8/oLOkJduN3AMVG7zfSH1UsAYHeW0upodH:PwnIMTOxgakDuN3nVgg1zVo

Score

10^/10

formbook dn13 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dn13

Decoy

5q53s.top

f9813.top

ysticsmoke.net

ignorysingeysquints.cfd

yncsignature.live

svp-their.xyz

outya.xyz

wlkflwef3sf2wf.top

etterjugfetkaril.cfd

p9eh2s99b5.top

400108iqlnnqi219.top

ynsu-condition.xyz

ndividual-bfiaen.xyz

anceibizamagazine.net

itrussips.live

orkcubefood.xyz

lindsandfurnishings.shop

ajwmid.top

pigramescentfeatous.shop

mbvcv56789.click

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/2296-46-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3624	powershell.exe
5044	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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1072 set thread context of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
3132	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
3624	powershell.exe
5044	powershell.exe
1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
5044	powershell.exe
3624	powershell.exe
2296	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
2296	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
Token: SeDebugPrivilege	3624	powershell.exe
Token: SeDebugPrivilege	5044	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 3624	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	99
PID 1072 wrote to memory of 3624	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	99
PID 1072 wrote to memory of 3624	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	99
PID 1072 wrote to memory of 5044	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	101
PID 1072 wrote to memory of 5044	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	101
PID 1072 wrote to memory of 5044	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	101
PID 1072 wrote to memory of 3132	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	103
PID 1072 wrote to memory of 3132	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	103
PID 1072 wrote to memory of 3132	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	103
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105
PID 1072 wrote to memory of 2296	1072	b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe	105

C:\Users\Admin\AppData\Local\Temp\b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
"C:\Users\Admin\AppData\Local\Temp\b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe"
1⤵
- 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:1072
- 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\b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3624
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\OTdIRHx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5044
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\OTdIRHx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD476.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:3132
- C:\Users\Admin\AppData\Local\Temp\b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe
  "C:\Users\Admin\AppData\Local\Temp\b9311758998b5ea517d97a07a4e66a2616ef9395eef50dae210f6246c7fe02ae.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

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\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
5a58fa0e33ac5521191143ad1c94d1e3

SHA1
0a204c1674f517e9bb008f01bbc234fc3981c5dd

SHA256
f70d5fcaa07762f98d232eb0f5a93a943d1efeb435a9fe259d36d0b0dc35cf6d

SHA512
e878a087239162b790cd6361736a462e4753d5908fd0476877019ac5d06e3624fdbaeecc878b9c684e0b6874bc4eed428bdc9ac7baaa89f9c59fc9221ec92dad

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hwyhhpsi.2hw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD476.tmp

Filesize
1KB

MD5
c664864f66f0ad9075e6eb82d68dda81

SHA1
beceda9c4c4250184cdbca7f41e0c4feb42a02f5

SHA256
08dc78b6de6770cace92910283b194f543aebe704813b641d3365165ce679007

SHA512
b1b5af7736fb11110af75d17d9f0333049acda61713b5384a79a44db086825a27103e1fcf6a6134bab329dec8061e323250e6397c7c53820050b936a3f8bc1e5

Download Submit
memory/1072-4-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/1072-5-0x0000000005320000-0x000000000532A000-memory.dmp

Filesize
40KB

Download
memory/1072-6-0x00000000053D0000-0x000000000546C000-memory.dmp

Filesize
624KB

Download
memory/1072-7-0x0000000005620000-0x0000000005632000-memory.dmp

Filesize
72KB

Download
memory/1072-8-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/1072-9-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/1072-10-0x00000000066D0000-0x000000000674A000-memory.dmp

Filesize
488KB

Download
memory/1072-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/1072-3-0x0000000005180000-0x0000000005212000-memory.dmp

Filesize
584KB

Download
memory/1072-2-0x0000000005650000-0x0000000005BF4000-memory.dmp

Filesize
5.6MB

Download
memory/1072-48-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/1072-1-0x00000000006D0000-0x000000000076A000-memory.dmp

Filesize
616KB

Download
memory/2296-46-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3624-15-0x00000000023D0000-0x0000000002406000-memory.dmp

Filesize
216KB

Download
memory/3624-17-0x0000000004E40000-0x0000000005468000-memory.dmp

Filesize
6.2MB

Download
memory/3624-88-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/3624-29-0x00000000056B0000-0x0000000005716000-memory.dmp

Filesize
408KB

Download
memory/3624-28-0x0000000005590000-0x00000000055F6000-memory.dmp

Filesize
408KB

Download
memory/3624-20-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/3624-16-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/3624-75-0x0000000007650000-0x0000000007CCA000-memory.dmp

Filesize
6.5MB

Download
memory/3624-21-0x0000000005470000-0x0000000005492000-memory.dmp

Filesize
136KB

Download
memory/3624-18-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/3624-82-0x0000000007330000-0x0000000007338000-memory.dmp

Filesize
32KB

Download
memory/3624-80-0x0000000007250000-0x0000000007264000-memory.dmp

Filesize
80KB

Download
memory/3624-78-0x0000000007210000-0x0000000007221000-memory.dmp

Filesize
68KB

Download
memory/3624-52-0x0000000074F40000-0x0000000074F8C000-memory.dmp

Filesize
304KB

Download
memory/3624-77-0x0000000007290000-0x0000000007326000-memory.dmp

Filesize
600KB

Download
memory/3624-72-0x0000000006260000-0x000000000627E000-memory.dmp

Filesize
120KB

Download
memory/5044-19-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5044-74-0x0000000006F30000-0x0000000006F4A000-memory.dmp

Filesize
104KB

Download
memory/5044-73-0x0000000006C00000-0x0000000006CA3000-memory.dmp

Filesize
652KB

Download
memory/5044-76-0x0000000006FA0000-0x0000000006FAA000-memory.dmp

Filesize
40KB

Download
memory/5044-51-0x00000000061E0000-0x0000000006212000-memory.dmp

Filesize
200KB

Download
memory/5044-53-0x0000000074F40000-0x0000000074F8C000-memory.dmp

Filesize
304KB

Download
memory/5044-79-0x0000000007160000-0x000000000716E000-memory.dmp

Filesize
56KB

Download
memory/5044-50-0x0000000005C40000-0x0000000005C8C000-memory.dmp

Filesize
304KB

Download
memory/5044-81-0x0000000007270000-0x000000000728A000-memory.dmp

Filesize
104KB

Download
memory/5044-49-0x0000000005C10000-0x0000000005C2E000-memory.dmp

Filesize
120KB

Download
memory/5044-42-0x0000000005730000-0x0000000005A84000-memory.dmp

Filesize
3.3MB

Download
memory/5044-31-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5044-30-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/5044-89-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download