formbook | 5892d1fe3e67e8ade32c2ca211796974e7e58c1493a242d0cb92fc651201de91

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 11:01

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General

Target

ТӨЛЕМ ДӘЛЕЛДІ.exe
Size

1.0MB
MD5

ca855d522883a77e22f3c512c74540cf
SHA1

4dccebbf55ed8db1b5c343fe632cc857ff18c312
SHA256

61a82b8dc50c7afd24dae16dbb34d0e03dcc46ad5c6ee66545ce49f30a25aa2d
SHA512

670cd34b43c18ee4237b35e3dda05aaf46f79c9bb8431fb2195153a5772521a7b8351a948c6d0c9b63d6a99636ca9eea64606f4c118f8dce462a0116e824542f
SSDEEP

12288:SJf32iNHK4HTNNs+00yMSVhoHkumou4WhGW5Rhz9YOsHCp6Dg6XZdnNYEbS8DJN:SJf31bty3Vj/phGe3z9YOsHCWL3D

Score

10^/10

formbook gs25 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gs25

Decoy

real-food.store

marketdatalibrary.com

jolidens.space

ydental.info

tattoosbyjayinked.com

buytradesellpei.com

61983.xyz

identitysolver.xyz

mgfang.com

teizer.one

staychillax.com

ylanzarote.com

workte.net

maukigato.shop

coolbag.site

btya1r.com

dkhaohao.shop

zugaro.xyz

boon168.com

xn--80aeegahlwtdkp.com

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/3212-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3212-38-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3228-78-0x0000000000C50000-0x0000000000C7F000-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
4480	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	ТӨЛЕМ ДӘЛЕЛДІ.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1520 set thread context of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 3212 set thread context of 2836	3212	RegSvcs.exe	54
PID 3228 set thread context of 2836	3228	chkdsk.exe	54

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 5 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	ТӨЛЕМ ДӘЛЕЛДІ.exe
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	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.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
2680	schtasks.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
1520	ТӨЛЕМ ДӘЛЕЛДІ.exe
1520	ТӨЛЕМ ДӘЛЕЛДІ.exe
4480	powershell.exe
3212	RegSvcs.exe
3212	RegSvcs.exe
3212	RegSvcs.exe
3212	RegSvcs.exe
4480	powershell.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe
3228	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3212	RegSvcs.exe
3212	RegSvcs.exe
3212	RegSvcs.exe
3228	chkdsk.exe
3228	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe
Token: SeDebugPrivilege	4480	powershell.exe
Token: SeDebugPrivilege	3212	RegSvcs.exe
Token: SeDebugPrivilege	3228	chkdsk.exe
Token: SeShutdownPrivilege	2836	Explorer.EXE
Token: SeCreatePagefilePrivilege	2836	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 4480	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	99
PID 1520 wrote to memory of 4480	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	99
PID 1520 wrote to memory of 4480	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	99
PID 1520 wrote to memory of 2680	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	101
PID 1520 wrote to memory of 2680	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	101
PID 1520 wrote to memory of 2680	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	101
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 1520 wrote to memory of 3212	1520	ТӨЛЕМ ДӘЛЕЛДІ.exe	103
PID 2836 wrote to memory of 3228	2836	Explorer.EXE	104
PID 2836 wrote to memory of 3228	2836	Explorer.EXE	104
PID 2836 wrote to memory of 3228	2836	Explorer.EXE	104
PID 3228 wrote to memory of 3524	3228	chkdsk.exe	105
PID 3228 wrote to memory of 3524	3228	chkdsk.exe	105
PID 3228 wrote to memory of 3524	3228	chkdsk.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Users\Admin\AppData\Local\Temp\ТӨЛЕМ ДӘЛЕЛДІ.exe
  "C:\Users\Admin\AppData\Local\Temp\ТӨЛЕМ ДӘЛЕЛДІ.exe"
  2⤵
  - 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:1520
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\GyXUlAS.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4480
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GyXUlAS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3AE1.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2680
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3212
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3228
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3524

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_vdujztc3.5v5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp3AE1.tmp

Filesize
1KB

MD5
cef4871319a87c89b3b116dedd02f1bf

SHA1
9690d3282bb2decaaaababee7bea8c689aa500d7

SHA256
4dd4fd38271f9bda1308d3fb05775ef55e1574b69055cad0c4e6eb344a4a89f0

SHA512
2f37fe79863d2c8f72058f795df3e1531b633abae9d63d9c7111f86310bd476db895bd68c031e428f43eb021c8cf503ec7ee6ffd4aee925bdcea2c8d84705ae8

Download Submit
memory/1520-15-0x0000000007600000-0x0000000007666000-memory.dmp

Filesize
408KB

Download
memory/1520-3-0x0000000005840000-0x00000000058D2000-memory.dmp

Filesize
584KB

Download
memory/1520-2-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/1520-5-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/1520-1-0x0000000000D70000-0x0000000000E78000-memory.dmp

Filesize
1.0MB

Download
memory/1520-7-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/1520-8-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/1520-23-0x0000000007280000-0x00000000072B4000-memory.dmp

Filesize
208KB

Download
memory/1520-10-0x00000000071B0000-0x000000000723E000-memory.dmp

Filesize
568KB

Download
memory/1520-11-0x00000000072E0000-0x000000000737C000-memory.dmp

Filesize
624KB

Download
memory/1520-29-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/1520-0-0x0000000074BDE000-0x0000000074BDF000-memory.dmp

Filesize
4KB

Download
memory/1520-4-0x0000000005900000-0x000000000590A000-memory.dmp

Filesize
40KB

Download
memory/1520-6-0x0000000005EA0000-0x0000000005EBC000-memory.dmp

Filesize
112KB

Download
memory/1520-9-0x0000000005EE0000-0x0000000005EEC000-memory.dmp

Filesize
48KB

Download
memory/2836-79-0x0000000008850000-0x00000000089F3000-memory.dmp

Filesize
1.6MB

Download
memory/2836-43-0x0000000008850000-0x00000000089F3000-memory.dmp

Filesize
1.6MB

Download
memory/2836-84-0x00000000032A0000-0x0000000003380000-memory.dmp

Filesize
896KB

Download
memory/3212-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3212-36-0x0000000001600000-0x000000000194A000-memory.dmp

Filesize
3.3MB

Download
memory/3212-37-0x0000000001510000-0x0000000001525000-memory.dmp

Filesize
84KB

Download
memory/3212-38-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3228-62-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

Filesize
40KB

Download
memory/3228-78-0x0000000000C50000-0x0000000000C7F000-memory.dmp

Filesize
188KB

Download
memory/3228-63-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

Filesize
40KB

Download
memory/4480-17-0x0000000002EC0000-0x0000000002EF6000-memory.dmp

Filesize
216KB

Download
memory/4480-65-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-28-0x00000000061F0000-0x0000000006544000-memory.dmp

Filesize
3.3MB

Download
memory/4480-44-0x00000000067A0000-0x00000000067BE000-memory.dmp

Filesize
120KB

Download
memory/4480-45-0x0000000006830000-0x000000000687C000-memory.dmp

Filesize
304KB

Download
memory/4480-46-0x000000007F970000-0x000000007F980000-memory.dmp

Filesize
64KB

Download
memory/4480-47-0x0000000007750000-0x0000000007782000-memory.dmp

Filesize
200KB

Download
memory/4480-48-0x00000000736A0000-0x00000000736EC000-memory.dmp

Filesize
304KB

Download
memory/4480-60-0x0000000005360000-0x0000000005370000-memory.dmp

Filesize
64KB

Download
memory/4480-59-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-58-0x0000000006D70000-0x0000000006D8E000-memory.dmp

Filesize
120KB

Download
memory/4480-61-0x0000000007790000-0x0000000007833000-memory.dmp

Filesize
652KB

Download
memory/4480-27-0x0000000005920000-0x0000000005986000-memory.dmp

Filesize
408KB

Download
memory/4480-22-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-64-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-26-0x0000000005800000-0x0000000005822000-memory.dmp

Filesize
136KB

Download
memory/4480-67-0x0000000007AE0000-0x0000000007AFA000-memory.dmp

Filesize
104KB

Download
memory/4480-66-0x0000000008130000-0x00000000087AA000-memory.dmp

Filesize
6.5MB

Download
memory/4480-68-0x0000000007B50000-0x0000000007B5A000-memory.dmp

Filesize
40KB

Download
memory/4480-69-0x0000000007D60000-0x0000000007DF6000-memory.dmp

Filesize
600KB

Download
memory/4480-70-0x0000000007CE0000-0x0000000007CF1000-memory.dmp

Filesize
68KB

Download
memory/4480-71-0x0000000007D10000-0x0000000007D1E000-memory.dmp

Filesize
56KB

Download
memory/4480-72-0x0000000007D20000-0x0000000007D34000-memory.dmp

Filesize
80KB

Download
memory/4480-74-0x0000000007E00000-0x0000000007E08000-memory.dmp

Filesize
32KB

Download
memory/4480-73-0x0000000007E20000-0x0000000007E3A000-memory.dmp

Filesize
104KB

Download
memory/4480-77-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-21-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download
memory/4480-20-0x00000000059A0000-0x0000000005FC8000-memory.dmp

Filesize
6.2MB

Download
memory/4480-19-0x0000000074BD0000-0x0000000075380000-memory.dmp

Filesize
7.7MB

Download