formbook | 31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c

Analysis

max time kernel
96s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-09-2024 06:26

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General

Target

31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
Size

657KB
MD5

e38caf7ccf443119181d0b739da5bea9
SHA1

6dbc324c29f8d9e200ec19f109359b8a18a05a6c
SHA256

31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c
SHA512

32e273fba187ebf146988ecd7029df7ea5242107abbadb39c1b055de2b56345d506a49cbf10974e55066db84ff97cc92f4a3624e8ef53753c40562bfebd35e4e
SSDEEP

12288:V4A1sgWxpBfcLbTCMsQO2qMc6/tnukBQ82uh1LPkV9:KGApBuTbnd/PQJ45k

Score

10^/10

formbook hy08 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

hy08

Decoy

weazc.top

servoceimmpajhnuz.info

vqemkdhi.xyz

wergol.com

spa-mk.com

rtpsid88.life

tatetits.fun

raidsa.xyz

suojiansuode.net

jointhejunction.com

wudai.net

typeboot.shop

mksport-app.com

miocloud.ovh

taipan77pandan.com

wwwhg58a.com

khuahamiksai31.pro

carpedatumllc.net

safebinders.com

krx21.com

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/4840-21-0x0000000000400000-0x000000000042F000-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
1288	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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3656 set thread context of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99

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	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.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
2864	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
1288	powershell.exe
4840	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
4840	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
1288	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1288	powershell.exe
Token: SeDebugPrivilege	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 1288	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	93
PID 3656 wrote to memory of 1288	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	93
PID 3656 wrote to memory of 1288	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	93
PID 3656 wrote to memory of 2864	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	95
PID 3656 wrote to memory of 2864	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	95
PID 3656 wrote to memory of 2864	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	95
PID 3656 wrote to memory of 796	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	97
PID 3656 wrote to memory of 796	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	97
PID 3656 wrote to memory of 796	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	97
PID 3656 wrote to memory of 3904	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	98
PID 3656 wrote to memory of 3904	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	98
PID 3656 wrote to memory of 3904	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	98
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99
PID 3656 wrote to memory of 4840	3656	31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe	99

C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
"C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.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:3656
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XZvwwz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1288
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XZvwwz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA103.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2864
- C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
  "C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe"
  2⤵
  PID:796
- C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
  "C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe"
  2⤵
  PID:3904
- C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe
  "C:\Users\Admin\AppData\Local\Temp\31e72c74ceffd7ffed03d6759c179cabf172f41a8a876a33d60080c27455060c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4840

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_z0nth3ro.qiz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA103.tmp

Filesize
1KB

MD5
ce485c6198091dc93b6a0d3066bc594e

SHA1
abbbde1f28157ff5176eecc27d6114d20b7e961b

SHA256
4196d051ee1719ffea2fb735898d9a2990ba9121f488184f2e09b42310cbdb34

SHA512
7295e40ad15ad35cc9d0984a6211df3bf9fc2a441bd3cc8847eca80f2865b7e14361e9a50131fd9de60e02cb2f6079586acb49c5e04ab9973279a2892b2ef090

Download Submit
memory/1288-52-0x0000000004B60000-0x0000000004B70000-memory.dmp

Filesize
64KB

Download
memory/1288-55-0x0000000007AA0000-0x000000000811A000-memory.dmp

Filesize
6.5MB

Download
memory/1288-66-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1288-63-0x0000000007770000-0x0000000007778000-memory.dmp

Filesize
32KB

Download
memory/1288-62-0x0000000007790000-0x00000000077AA000-memory.dmp

Filesize
104KB

Download
memory/1288-61-0x0000000007690000-0x00000000076A4000-memory.dmp

Filesize
80KB

Download
memory/1288-60-0x0000000007680000-0x000000000768E000-memory.dmp

Filesize
56KB

Download
memory/1288-59-0x0000000007650000-0x0000000007661000-memory.dmp

Filesize
68KB

Download
memory/1288-58-0x00000000076D0000-0x0000000007766000-memory.dmp

Filesize
600KB

Download
memory/1288-15-0x0000000004BB0000-0x0000000004BE6000-memory.dmp

Filesize
216KB

Download
memory/1288-16-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1288-19-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1288-57-0x00000000074C0000-0x00000000074CA000-memory.dmp

Filesize
40KB

Download
memory/1288-17-0x0000000005220000-0x0000000005848000-memory.dmp

Filesize
6.2MB

Download
memory/1288-56-0x0000000007450000-0x000000000746A000-memory.dmp

Filesize
104KB

Download
memory/1288-24-0x0000000005930000-0x0000000005996000-memory.dmp

Filesize
408KB

Download
memory/1288-26-0x0000000005AE0000-0x0000000005E34000-memory.dmp

Filesize
3.3MB

Download
memory/1288-23-0x00000000058C0000-0x0000000005926000-memory.dmp

Filesize
408KB

Download
memory/1288-22-0x0000000005190000-0x00000000051B2000-memory.dmp

Filesize
136KB

Download
memory/1288-20-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/1288-54-0x0000000007130000-0x00000000071D3000-memory.dmp

Filesize
652KB

Download
memory/1288-53-0x00000000066D0000-0x00000000066EE000-memory.dmp

Filesize
120KB

Download
memory/1288-42-0x0000000071050000-0x000000007109C000-memory.dmp

Filesize
304KB

Download
memory/1288-38-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/1288-39-0x0000000006140000-0x000000000618C000-memory.dmp

Filesize
304KB

Download
memory/1288-40-0x000000007F840000-0x000000007F850000-memory.dmp

Filesize
64KB

Download
memory/1288-41-0x00000000070F0000-0x0000000007122000-memory.dmp

Filesize
200KB

Download
memory/3656-10-0x000000000A050000-0x000000000A0EC000-memory.dmp

Filesize
624KB

Download
memory/3656-2-0x00000000051A0000-0x0000000005744000-memory.dmp

Filesize
5.6MB

Download
memory/3656-9-0x0000000006200000-0x0000000006276000-memory.dmp

Filesize
472KB

Download
memory/3656-5-0x0000000004C70000-0x0000000004C7A000-memory.dmp

Filesize
40KB

Download
memory/3656-3-0x0000000004C90000-0x0000000004D22000-memory.dmp

Filesize
584KB

Download
memory/3656-7-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/3656-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

Filesize
4KB

Download
memory/3656-4-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3656-27-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3656-8-0x0000000074D90000-0x0000000075540000-memory.dmp

Filesize
7.7MB

Download
memory/3656-1-0x00000000001D0000-0x000000000027A000-memory.dmp

Filesize
680KB

Download
memory/3656-6-0x0000000004FB0000-0x0000000004FC0000-memory.dmp

Filesize
64KB

Download
memory/4840-28-0x0000000001750000-0x0000000001A9A000-memory.dmp

Filesize
3.3MB

Download
memory/4840-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download