formbook | 4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50

Analysis

max time kernel
92s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2024 03:02

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General

Target

4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe
Size

743KB
MD5

b3055c75b563421ec8cc8ec1f4ef8390
SHA1

4414bb16c23fd366404549b06f4d167aa1e86109
SHA256

4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50
SHA512

0343b4e8940f782839e8173152563397a9c8c6c450f372b02e127b37ac8173209e9843c181556865584bb12abc181895efae4e08a2e48bc2d08e80704f77b545
SSDEEP

12288:wnCb+eCSmttm1P+jXIrBz1HwN2MIKLD4eRV8HenDqfHMHTlsp9byUdOUR0:wuC7tR2XHbMR0UVWfMzlspx9dtR0

Score

10^/10

formbook hy29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy29

Decoy

obswell.online

etflix.luxury

ulunguwethu.store

ulbcenter.shop

nswering-service-mi-de-tt.click

upport-marketplace84.click

wepxbd163.lat

mplants-doctors.today

aofexf90yj.top

hermodynamic.space

dfg3n489.cyou

off.gay

alkak.cam

ijanarko.net

7tl.site

yaanincma.store

ires-47022.bond

elek4dalt77.xyz

foxsakepeople.online

ndefeatedqs.shop

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/1308-26-0x0000000000400000-0x000000000042F000-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
1036	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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3724 set thread context of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93

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	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.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
2028	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1036	powershell.exe
1308	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe
1308	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe
1036	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1036	powershell.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3724 wrote to memory of 1036	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	89
PID 3724 wrote to memory of 1036	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	89
PID 3724 wrote to memory of 1036	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	89
PID 3724 wrote to memory of 2028	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	91
PID 3724 wrote to memory of 2028	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	91
PID 3724 wrote to memory of 2028	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	91
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93
PID 3724 wrote to memory of 1308	3724	4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe	93

C:\Users\Admin\AppData\Local\Temp\4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe
"C:\Users\Admin\AppData\Local\Temp\4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3724
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JRDVLXiqHJ.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1036
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JRDVLXiqHJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp961.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2028
- C:\Users\Admin\AppData\Local\Temp\4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe
  "C:\Users\Admin\AppData\Local\Temp\4af0929bd0f58119fc1d0a81205f20e32411d76eedca5bc5a3547cb9707a0f50N.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1308

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_w4let0xn.n3l.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp961.tmp

Filesize
1KB

MD5
3fcdcbc43f0ba437804f15c34127e545

SHA1
591a6c7f400e93aceabb935f463008e96fcc3395

SHA256
6a981bcb0d9c64ce2e026e8a0e96d56531effd45edaa1ad690e22e1c083d550a

SHA512
ca41149e9d50af083bc77d496e7261a897c9da29482b610c358b6ab50b012f6a473bdd541efa490312d28ee93e2915062de6904c891e46c5caf8a868c8301e7c

Download Submit
memory/1036-55-0x0000000007510000-0x00000000075B3000-memory.dmp

Filesize
652KB

Download
memory/1036-20-0x0000000005260000-0x0000000005282000-memory.dmp

Filesize
136KB

Download
memory/1036-53-0x00000000029B0000-0x00000000029C0000-memory.dmp

Filesize
64KB

Download
memory/1036-67-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/1036-64-0x0000000007960000-0x0000000007968000-memory.dmp

Filesize
32KB

Download
memory/1036-63-0x0000000007980000-0x000000000799A000-memory.dmp

Filesize
104KB

Download
memory/1036-62-0x0000000007880000-0x0000000007894000-memory.dmp

Filesize
80KB

Download
memory/1036-54-0x00000000068E0000-0x00000000068FE000-memory.dmp

Filesize
120KB

Download
memory/1036-61-0x0000000007870000-0x000000000787E000-memory.dmp

Filesize
56KB

Download
memory/1036-15-0x0000000004D60000-0x0000000004D96000-memory.dmp

Filesize
216KB

Download
memory/1036-16-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/1036-17-0x00000000053D0000-0x00000000059F8000-memory.dmp

Filesize
6.2MB

Download
memory/1036-60-0x0000000007840000-0x0000000007851000-memory.dmp

Filesize
68KB

Download
memory/1036-59-0x00000000078C0000-0x0000000007956000-memory.dmp

Filesize
600KB

Download
memory/1036-21-0x0000000005A70000-0x0000000005AD6000-memory.dmp

Filesize
408KB

Download
memory/1036-52-0x00000000029B0000-0x00000000029C0000-memory.dmp

Filesize
64KB

Download
memory/1036-22-0x0000000005AE0000-0x0000000005B46000-memory.dmp

Filesize
408KB

Download
memory/1036-23-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/1036-58-0x00000000076B0000-0x00000000076BA000-memory.dmp

Filesize
40KB

Download
memory/1036-34-0x0000000005CD0000-0x0000000006024000-memory.dmp

Filesize
3.3MB

Download
memory/1036-18-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/1036-57-0x0000000007640000-0x000000000765A000-memory.dmp

Filesize
104KB

Download
memory/1036-56-0x0000000007C80000-0x00000000082FA000-memory.dmp

Filesize
6.5MB

Download
memory/1036-38-0x0000000006300000-0x000000000631E000-memory.dmp

Filesize
120KB

Download
memory/1036-39-0x0000000006850000-0x000000000689C000-memory.dmp

Filesize
304KB

Download
memory/1036-40-0x000000007F470000-0x000000007F480000-memory.dmp

Filesize
64KB

Download
memory/1036-41-0x00000000072D0000-0x0000000007302000-memory.dmp

Filesize
200KB

Download
memory/1036-42-0x00000000750E0000-0x000000007512C000-memory.dmp

Filesize
304KB

Download
memory/1308-36-0x0000000001560000-0x00000000018AA000-memory.dmp

Filesize
3.3MB

Download
memory/1308-26-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3724-9-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/3724-0-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/3724-4-0x0000000004F30000-0x0000000004FCC000-memory.dmp

Filesize
624KB

Download
memory/3724-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/3724-1-0x00000000002F0000-0x00000000003B0000-memory.dmp

Filesize
768KB

Download
memory/3724-2-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/3724-37-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/3724-10-0x0000000007B00000-0x0000000007B78000-memory.dmp

Filesize
480KB

Download
memory/3724-8-0x000000007485E000-0x000000007485F000-memory.dmp

Filesize
4KB

Download
memory/3724-7-0x0000000005160000-0x000000000517C000-memory.dmp

Filesize
112KB

Download
memory/3724-6-0x0000000074850000-0x0000000075000000-memory.dmp

Filesize
7.7MB

Download
memory/3724-5-0x0000000004DB0000-0x0000000004DBA000-memory.dmp

Filesize
40KB

Download