formbook | 9d29cb978c64e5ad17d72e5cabac60c2e4871924c41a7dc0ccaadba7a428703a

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
03-12-2024 13:00

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General

Target

M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
Size

648KB
MD5

23c82ab652e622a3b359585df5588715
SHA1

d5a7ee9c740354cd485b9660dfeed4090086290d
SHA256

9d29cb978c64e5ad17d72e5cabac60c2e4871924c41a7dc0ccaadba7a428703a
SHA512

6cba277c64f2464b2389e7ebbbf9d8ee76e3094b9731824a622fd25eab02e00fdf31251798650d03680daac9c57a0520b592e2a67ca95b56dcbab31b5d569fce
SSDEEP

12288:vIR4R52J+XtsZVtEppdfqnMLpJgSJCCsj8tYRHG2EnMXvxtZsIu6WIR:vIeezjaWop5JCAKm2su1shI

Score

10^/10

formbook bs84 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bs84

Decoy

ehuatang.quest

mart-healthcare.solutions

arehouse-inventory-59593.bond

rumpjokes.net

oonlightshadow.store

odernoob.website

sdmedia.net

0k21l6z.xyz

kwovenart.shop

chvb.bid

06ks28.buzz

grexvc.online

unnycdn02.shop

ettingitgonejunk.net

lubmango.store

ustjump.xyz

ofiveuss.store

aahasti-inter5.rest

etclcg.business

ai365.xyz

Signatures

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

Formbook payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1100-44-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/2300-82-0x0000000000630000-0x000000000065F000-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

Processes:

powershell.exepowershell.exe

pid	Process
980	powershell.exe
3116	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

Processes:

M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exeM.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.execontrol.exe

description	pid	Process	procid_target
PID 2224 set thread context of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 1100 set thread context of 3424	1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	56
PID 2300 set thread context of 3424	2300	control.exe	56

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 6 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

Processes:

cmd.exeM.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exepowershell.exepowershell.exeschtasks.execontrol.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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	control.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

Processes:

schtasks.exe

pid	Process
1348	schtasks.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

powershell.exepowershell.exeM.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.execontrol.exe

pid	Process
3116	powershell.exe
980	powershell.exe
980	powershell.exe
3116	powershell.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe
2300	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.execontrol.exe

pid	Process
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
2300	control.exe
2300	control.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

powershell.exepowershell.exeM.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exeExplorer.EXEcontrol.exe

description	pid	Process
Token: SeDebugPrivilege	980	powershell.exe
Token: SeDebugPrivilege	3116	powershell.exe
Token: SeDebugPrivilege	1100	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE
Token: SeDebugPrivilege	2300	control.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exeExplorer.EXEcontrol.exe

description	pid	Process	procid_target
PID 2224 wrote to memory of 980	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	96
PID 2224 wrote to memory of 980	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	96
PID 2224 wrote to memory of 980	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	96
PID 2224 wrote to memory of 3116	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	98
PID 2224 wrote to memory of 3116	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	98
PID 2224 wrote to memory of 3116	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	98
PID 2224 wrote to memory of 1348	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	100
PID 2224 wrote to memory of 1348	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	100
PID 2224 wrote to memory of 1348	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	100
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 2224 wrote to memory of 1100	2224	M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe	102
PID 3424 wrote to memory of 2300	3424	Explorer.EXE	103
PID 3424 wrote to memory of 2300	3424	Explorer.EXE	103
PID 3424 wrote to memory of 2300	3424	Explorer.EXE	103
PID 2300 wrote to memory of 3200	2300	control.exe	104
PID 2300 wrote to memory of 3200	2300	control.exe	104
PID 2300 wrote to memory of 3200	2300	control.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
  "C:\Users\Admin\AppData\Local\Temp\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2224
- - 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\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:980
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\rhhfdZclZpWyrX.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3116
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rhhfdZclZpWyrX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD61C.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1348
- - C:\Users\Admin\AppData\Local\Temp\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe
    "C:\Users\Admin\AppData\Local\Temp\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1100
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2300
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\M.V GRACE_LIB comp's 2 two PO#_ EPDAs, 17398902, PSB-18384789.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3200

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
1KB

MD5
33b19d75aa77114216dbc23f43b195e3

SHA1
36a6c3975e619e0c5232aa4f5b7dc1fec9525535

SHA256
b23ced31b855e5a39c94afa1f9d55b023b8c40d4dc62143e0539c6916c12c9d2

SHA512
676fa2fd34878b75e5899197fe6826bb5604541aa468804bc9835bd3acabed2e6759878a8f1358955413818a51456816e90f149133828575a416c2a74fc7d821

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

Filesize
18KB

MD5
68704521f2ab99de5f3b236c835b4ceb

SHA1
8ff39eef6e1afc116dfe4f6ebc5d0292b683fb11

SHA256
0584bb93dbf2c6162c06a3bf9b678e670ffab95b04f15576c4c1987be7596f4e

SHA512
506b7263d849caef1e7972b77c5200a1c2a65aab6dba52fa7652ada683c7d70de8bbd1d41a453d593a3fe42b471b1dff4a56a383ca1b94b1479d97dbb18f229a

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4tbc2vhc.htf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD61C.tmp

Filesize
1KB

MD5
92efbecc66d8d02dd0354bb228925f3b

SHA1
931eff2d660c7700b444e446cbd9d380774b4147

SHA256
36daba7593af3a73661ba8b18abbc98c281a2837525999095ab51ad42e191c08

SHA512
b6d8c1d28e681fd6ab72dba4c4faad49fb1f4b81314fe18bcec733f2e5783654a83d35be27fcc070249d31c95a11744cb44226ebad649c2106563c4a2816d861

Download Submit
memory/980-45-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/980-49-0x00000000061E0000-0x00000000061FE000-memory.dmp

Filesize
120KB

Download
memory/980-19-0x0000000005150000-0x0000000005172000-memory.dmp

Filesize
136KB

Download
memory/980-51-0x00000000066B0000-0x00000000066FC000-memory.dmp

Filesize
304KB

Download
memory/980-33-0x0000000005C30000-0x0000000005F84000-memory.dmp

Filesize
3.3MB

Download
memory/980-20-0x0000000005950000-0x00000000059B6000-memory.dmp

Filesize
408KB

Download
memory/980-15-0x0000000004C70000-0x0000000004CA6000-memory.dmp

Filesize
216KB

Download
memory/980-16-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/980-17-0x00000000052E0000-0x0000000005908000-memory.dmp

Filesize
6.2MB

Download
memory/980-18-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/980-54-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/980-21-0x0000000005BC0000-0x0000000005C26000-memory.dmp

Filesize
408KB

Download
memory/1100-44-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2224-48-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-0-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/2224-10-0x00000000068C0000-0x000000000695C000-memory.dmp

Filesize
624KB

Download
memory/2224-2-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/2224-9-0x0000000006960000-0x00000000069DA000-memory.dmp

Filesize
488KB

Download
memory/2224-8-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-1-0x0000000000890000-0x0000000000938000-memory.dmp

Filesize
672KB

Download
memory/2224-3-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/2224-7-0x000000007490E000-0x000000007490F000-memory.dmp

Filesize
4KB

Download
memory/2224-6-0x00000000056E0000-0x00000000056F8000-memory.dmp

Filesize
96KB

Download
memory/2224-5-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/2224-4-0x0000000005310000-0x000000000531A000-memory.dmp

Filesize
40KB

Download
memory/2300-70-0x0000000000B00000-0x0000000000B27000-memory.dmp

Filesize
156KB

Download
memory/2300-82-0x0000000000630000-0x000000000065F000-memory.dmp

Filesize
188KB

Download
memory/3116-66-0x00000000073B0000-0x00000000073CE000-memory.dmp

Filesize
120KB

Download
memory/3116-74-0x0000000007750000-0x000000000775E000-memory.dmp

Filesize
56KB

Download
memory/3116-67-0x00000000073E0000-0x0000000007483000-memory.dmp

Filesize
652KB

Download
memory/3116-68-0x0000000007B60000-0x00000000081DA000-memory.dmp

Filesize
6.5MB

Download
memory/3116-69-0x0000000007520000-0x000000000753A000-memory.dmp

Filesize
104KB

Download
memory/3116-56-0x0000000075190000-0x00000000751DC000-memory.dmp

Filesize
304KB

Download
memory/3116-71-0x0000000007590000-0x000000000759A000-memory.dmp

Filesize
40KB

Download
memory/3116-72-0x00000000077A0000-0x0000000007836000-memory.dmp

Filesize
600KB

Download
memory/3116-73-0x0000000007720000-0x0000000007731000-memory.dmp

Filesize
68KB

Download
memory/3116-23-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-75-0x0000000007760000-0x0000000007774000-memory.dmp

Filesize
80KB

Download
memory/3116-76-0x0000000007860000-0x000000000787A000-memory.dmp

Filesize
104KB

Download
memory/3116-77-0x0000000007840000-0x0000000007848000-memory.dmp

Filesize
32KB

Download
memory/3116-55-0x0000000007170000-0x00000000071A2000-memory.dmp

Filesize
200KB

Download
memory/3116-47-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-81-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/3116-43-0x0000000074900000-0x00000000750B0000-memory.dmp

Filesize
7.7MB

Download
memory/3424-87-0x0000000007990000-0x0000000007A58000-memory.dmp

Filesize
800KB

Download