formbook | ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a

Analysis

max time kernel
136s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2024 02:17

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General

Target

ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
Size

627KB
MD5

ef494e2d8600338e6c4abb514a6f2fdb
SHA1

8864364fb585590e5cddc1356d44ce1ba731dbff
SHA256

ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a
SHA512

b8fb64d569e1066c794567641ad28052a3684358f9faf14e393406057811f0654670687a2e702e67dae6ed8cb4000c5c16a8e42af940c9de2b9d33adafd1ce1e
SSDEEP

12288:j0R/Uv8Ua4u1oV2KCe/bldkNzOzmXYu5dq1TEpT:j0R8EUa41FMkzEdq1Ip

Score

10^/10

formbook h209 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h209

Decoy

sbtstuff.site

omlyes.com

movershifting.com

gearballer.com

oketoto.pro

myringleader.com

lrcjc750s.xyz

ata2024.xyz

password-manager-89409.bond

aiassistanthub.net

changvolt.cfd

netino.site

wear-wale.com

omnipresenceagency.com

huangguan.ooo

propersonnelmedia.com

9332952.com

k3s.support

ciytrw.xyz

cb095.pro

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/1620-20-0x0000000000400000-0x000000000042F000-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
5084	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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2904 set thread context of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.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 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	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
1972	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1620	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
1620	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
1620	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
5084	powershell.exe
5084	powershell.exe
5084	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5084	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2904 wrote to memory of 5084	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	101
PID 2904 wrote to memory of 5084	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	101
PID 2904 wrote to memory of 5084	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	101
PID 2904 wrote to memory of 1972	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	103
PID 2904 wrote to memory of 1972	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	103
PID 2904 wrote to memory of 1972	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	103
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105
PID 2904 wrote to memory of 1620	2904	ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe	105

C:\Users\Admin\AppData\Local\Temp\ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
"C:\Users\Admin\AppData\Local\Temp\ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\npDpoOL.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:5084
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\npDpoOL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA275.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1972
- C:\Users\Admin\AppData\Local\Temp\ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe
  "C:\Users\Admin\AppData\Local\Temp\ab178721c79dcba37cf1979de6f85c6b3531371b8492749970d91773a505949a.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1620

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4452,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=4612 /prefetch:8
1⤵
PID:4084

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\Temp\__PSScriptPolicyTest_m4m5xrlb.wki.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA275.tmp

Filesize
1KB

MD5
5971aa8499eae3e7d17674b67ad7039d

SHA1
7db4fdbf408b7db048f32f5e843b0d4edc61dedc

SHA256
539d6061aa7dd8b62c04f02e54daa0c1d8ed554250cfaac0e251c1723d9fb832

SHA512
0739b1fd02716f4cfbb0b227a8ced8420f8266025c06fe83dd28303e9222d873cc202f7ec374bbd2316654ee06a2fea96392eb4c40c6dbf5e58fabdb597beeb4

Download Submit
memory/1620-23-0x00000000018F0000-0x0000000001C3A000-memory.dmp

Filesize
3.3MB

Download
memory/1620-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2904-4-0x0000000005850000-0x000000000585A000-memory.dmp

Filesize
40KB

Download
memory/2904-5-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-6-0x0000000005C70000-0x0000000005C88000-memory.dmp

Filesize
96KB

Download
memory/2904-7-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/2904-8-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-9-0x0000000006BB0000-0x0000000006C26000-memory.dmp

Filesize
472KB

Download
memory/2904-10-0x0000000009230000-0x00000000092CC000-memory.dmp

Filesize
624KB

Download
memory/2904-0-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/2904-3-0x0000000005860000-0x00000000058F2000-memory.dmp

Filesize
584KB

Download
memory/2904-2-0x0000000005F20000-0x00000000064C4000-memory.dmp

Filesize
5.6MB

Download
memory/2904-24-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2904-1-0x0000000000EF0000-0x0000000000F92000-memory.dmp

Filesize
648KB

Download
memory/5084-15-0x0000000002EA0000-0x0000000002ED6000-memory.dmp

Filesize
216KB

Download
memory/5084-53-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

Filesize
64KB

Download
memory/5084-17-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-21-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-25-0x0000000005900000-0x0000000005922000-memory.dmp

Filesize
136KB

Download
memory/5084-27-0x0000000006180000-0x00000000061E6000-memory.dmp

Filesize
408KB

Download
memory/5084-18-0x0000000005B50000-0x0000000006178000-memory.dmp

Filesize
6.2MB

Download
memory/5084-26-0x0000000005AA0000-0x0000000005B06000-memory.dmp

Filesize
408KB

Download
memory/5084-37-0x00000000061F0000-0x0000000006544000-memory.dmp

Filesize
3.3MB

Download
memory/5084-38-0x00000000067C0000-0x00000000067DE000-memory.dmp

Filesize
120KB

Download
memory/5084-39-0x0000000006B10000-0x0000000006B5C000-memory.dmp

Filesize
304KB

Download
memory/5084-40-0x000000007FC10000-0x000000007FC20000-memory.dmp

Filesize
64KB

Download
memory/5084-41-0x0000000006DA0000-0x0000000006DD2000-memory.dmp

Filesize
200KB

Download
memory/5084-42-0x0000000071200000-0x000000007124C000-memory.dmp

Filesize
304KB

Download
memory/5084-54-0x0000000007790000-0x00000000077AE000-memory.dmp

Filesize
120KB

Download
memory/5084-19-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-52-0x0000000002FD0000-0x0000000002FE0000-memory.dmp

Filesize
64KB

Download
memory/5084-55-0x00000000079C0000-0x0000000007A63000-memory.dmp

Filesize
652KB

Download
memory/5084-56-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/5084-57-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

Filesize
104KB

Download
memory/5084-58-0x0000000007B60000-0x0000000007B6A000-memory.dmp

Filesize
40KB

Download
memory/5084-59-0x0000000007D70000-0x0000000007E06000-memory.dmp

Filesize
600KB

Download
memory/5084-60-0x0000000007CF0000-0x0000000007D01000-memory.dmp

Filesize
68KB

Download
memory/5084-61-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-62-0x0000000007D20000-0x0000000007D2E000-memory.dmp

Filesize
56KB

Download
memory/5084-63-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-64-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/5084-65-0x0000000007D30000-0x0000000007D44000-memory.dmp

Filesize
80KB

Download
memory/5084-66-0x0000000007E30000-0x0000000007E4A000-memory.dmp

Filesize
104KB

Download
memory/5084-67-0x0000000007E10000-0x0000000007E18000-memory.dmp

Filesize
32KB

Download
memory/5084-70-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download