formbook | d37c856c37f289af0a5cf37c5e2c9ab7b115d401d945426faadc6b48234dc2ba

Analysis

max time kernel
149s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 08:56

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General

Target

Invoice & Packing list For Sea Shipment.exe
Size

660KB
MD5

0dd55fefa69cfb836b9d03765d943726
SHA1

a2825325c6aae44ec72a916d99ec101a4d2acc75
SHA256

d37c856c37f289af0a5cf37c5e2c9ab7b115d401d945426faadc6b48234dc2ba
SHA512

0100ec850eb8e96ff38924761c2c398b336bb08532875e836f825c9fd943886eb886f62ad862cc641bbc95341770d05ab55d008e6664bf4aa24d752e3b52f92f
SSDEEP

12288:962iNczJ+Wnqn++Tm1rhO3lI5yX4dDj1uhpHXC1NogyLhZUNhfsFiyeo:g1qzMtqAejAXACShkFiE

Score

10^/10

formbook a03d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a03d

Decoy

nfluencer-marketing-13524.bond

cebepu.info

lphatechblog.xyz

haoyun.website

itiz.xyz

orld-visa-center.online

si.art

alata.xyz

mmarketing.xyz

elnqdjc.shop

ensentoto.cloud

voyagu.info

onvert.today

1fuli9902.shop

otelhafnia.info

rumpchiefofstaff.store

urvivalflashlights.shop

0090.pizza

ings-hu-13.today

oliticalpatriot.net

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

resource	yara_rule
behavioral2/memory/3364-46-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3592-83-0x00000000001B0000-0x00000000001DF000-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

pid	Process
5008	powershell.exe
2308	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-1-5-21-805952410-2104024357-1716932545-1000\Control Panel\International\Geo\Nation	Invoice & Packing list For Sea Shipment.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4452 set thread context of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 3364 set thread context of 3448	3364	RegSvcs.exe	54
PID 3592 set thread context of 3448	3592	mstsc.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 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

description	ioc	Process
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	mstsc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Invoice & Packing list For Sea Shipment.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-805952410-2104024357-1716932545-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.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
400	schtasks.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4452	Invoice & Packing list For Sea Shipment.exe
5008	powershell.exe
2308	powershell.exe
4452	Invoice & Packing list For Sea Shipment.exe
3364	RegSvcs.exe
3364	RegSvcs.exe
3364	RegSvcs.exe
3364	RegSvcs.exe
2308	powershell.exe
5008	powershell.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe
3592	mstsc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3364	RegSvcs.exe
3364	RegSvcs.exe
3364	RegSvcs.exe
3592	mstsc.exe
3592	mstsc.exe

Suspicious use of AdjustPrivilegeToken 21 IoCs

description	pid	Process
Token: SeDebugPrivilege	4452	Invoice & Packing list For Sea Shipment.exe
Token: SeDebugPrivilege	5008	powershell.exe
Token: SeDebugPrivilege	2308	powershell.exe
Token: SeDebugPrivilege	3364	RegSvcs.exe
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeDebugPrivilege	3592	mstsc.exe
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE
Token: SeShutdownPrivilege	3448	Explorer.EXE
Token: SeCreatePagefilePrivilege	3448	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3448	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 5008	4452	Invoice & Packing list For Sea Shipment.exe	97
PID 4452 wrote to memory of 5008	4452	Invoice & Packing list For Sea Shipment.exe	97
PID 4452 wrote to memory of 5008	4452	Invoice & Packing list For Sea Shipment.exe	97
PID 4452 wrote to memory of 2308	4452	Invoice & Packing list For Sea Shipment.exe	99
PID 4452 wrote to memory of 2308	4452	Invoice & Packing list For Sea Shipment.exe	99
PID 4452 wrote to memory of 2308	4452	Invoice & Packing list For Sea Shipment.exe	99
PID 4452 wrote to memory of 400	4452	Invoice & Packing list For Sea Shipment.exe	100
PID 4452 wrote to memory of 400	4452	Invoice & Packing list For Sea Shipment.exe	100
PID 4452 wrote to memory of 400	4452	Invoice & Packing list For Sea Shipment.exe	100
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 4452 wrote to memory of 3364	4452	Invoice & Packing list For Sea Shipment.exe	103
PID 3448 wrote to memory of 3592	3448	Explorer.EXE	104
PID 3448 wrote to memory of 3592	3448	Explorer.EXE	104
PID 3448 wrote to memory of 3592	3448	Explorer.EXE	104
PID 3592 wrote to memory of 1100	3592	mstsc.exe	105
PID 3592 wrote to memory of 1100	3592	mstsc.exe	105
PID 3592 wrote to memory of 1100	3592	mstsc.exe	105

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Users\Admin\AppData\Local\Temp\Invoice & Packing list For Sea Shipment.exe
  "C:\Users\Admin\AppData\Local\Temp\Invoice & Packing list For Sea Shipment.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:4452
- - 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\Invoice & Packing list For Sea Shipment.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5008
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XXyQpOLIcjn.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2308
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XXyQpOLIcjn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE1FB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:400
- - 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:3364
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:3592
- - 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:1100

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\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
6810771f41a6fdf0ca471c360821ed31

SHA1
90b08dc44f5f473cf2d5880a22b9713aeb9a7cd9

SHA256
43be49b335526e615b3f009a09dca45038df1b4c65704d3680f629641bdb7885

SHA512
c895509a612084d8dcfddd1d152e13b8180a17b845b1e7c0d7da723936e7f9b2c06d80a05a9c4216b7beb47049559394e4af4bac9704fc2232dcfb996db26011

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5c5cur5r.2ds.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE1FB.tmp

Filesize
1KB

MD5
fcc0e0a64fc3e223268a69d945425632

SHA1
645ccaee1a99734931b23a29300f5e440fb8e000

SHA256
6a7d1af4db3fe1b9c9027bb3fea03998e10402d7850f127be3fc225e2f52ab04

SHA512
a2633388942012703796e43f5b3019172ec6bfb64c91a6b55e6cfbd39ec157f0d2a3ff2048d5a49425d5c500097fbe6f93e736b59c9f542f3c632146aefe6d58

Download Submit
memory/2308-72-0x0000000007450000-0x000000000745A000-memory.dmp

Filesize
40KB

Download
memory/2308-67-0x0000000006690000-0x00000000066AE000-memory.dmp

Filesize
120KB

Download
memory/2308-76-0x0000000007620000-0x0000000007634000-memory.dmp

Filesize
80KB

Download
memory/2308-75-0x0000000007610000-0x000000000761E000-memory.dmp

Filesize
56KB

Download
memory/2308-74-0x00000000075E0000-0x00000000075F1000-memory.dmp

Filesize
68KB

Download
memory/2308-73-0x0000000007660000-0x00000000076F6000-memory.dmp

Filesize
600KB

Download
memory/2308-45-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/2308-71-0x00000000073E0000-0x00000000073FA000-memory.dmp

Filesize
104KB

Download
memory/2308-70-0x0000000007A30000-0x00000000080AA000-memory.dmp

Filesize
6.5MB

Download
memory/2308-77-0x0000000007720000-0x000000000773A000-memory.dmp

Filesize
104KB

Download
memory/2308-69-0x00000000070B0000-0x0000000007153000-memory.dmp

Filesize
652KB

Download
memory/2308-57-0x00000000700D0000-0x000000007011C000-memory.dmp

Filesize
304KB

Download
memory/2308-56-0x0000000007070000-0x00000000070A2000-memory.dmp

Filesize
200KB

Download
memory/2308-21-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/2308-48-0x00000000060B0000-0x00000000060CE000-memory.dmp

Filesize
120KB

Download
memory/2308-78-0x0000000007700000-0x0000000007708000-memory.dmp

Filesize
32KB

Download
memory/2308-34-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/2308-82-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/2308-50-0x0000000006410000-0x000000000645C000-memory.dmp

Filesize
304KB

Download
memory/3364-46-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3448-85-0x0000000008400000-0x0000000008566000-memory.dmp

Filesize
1.4MB

Download
memory/3592-52-0x00000000004C0000-0x00000000005FA000-memory.dmp

Filesize
1.2MB

Download
memory/3592-83-0x00000000001B0000-0x00000000001DF000-memory.dmp

Filesize
188KB

Download
memory/3592-53-0x00000000004C0000-0x00000000005FA000-memory.dmp

Filesize
1.2MB

Download
memory/4452-6-0x0000000005100000-0x000000000519C000-memory.dmp

Filesize
624KB

Download
memory/4452-4-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/4452-51-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4452-0-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/4452-1-0x0000000000330000-0x00000000003DC000-memory.dmp

Filesize
688KB

Download
memory/4452-2-0x0000000005340000-0x00000000058E4000-memory.dmp

Filesize
5.6MB

Download
memory/4452-3-0x0000000004E30000-0x0000000004EC2000-memory.dmp

Filesize
584KB

Download
memory/4452-5-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/4452-7-0x00000000066B0000-0x00000000066C8000-memory.dmp

Filesize
96KB

Download
memory/4452-8-0x0000000074C1E000-0x0000000074C1F000-memory.dmp

Filesize
4KB

Download
memory/4452-10-0x0000000006110000-0x0000000006188000-memory.dmp

Filesize
480KB

Download
memory/4452-9-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/5008-15-0x0000000002510000-0x0000000002546000-memory.dmp

Filesize
216KB

Download
memory/5008-16-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/5008-35-0x00000000057D0000-0x0000000005B24000-memory.dmp

Filesize
3.3MB

Download
memory/5008-17-0x0000000004FB0000-0x00000000055D8000-memory.dmp

Filesize
6.2MB

Download
memory/5008-22-0x00000000056F0000-0x0000000005756000-memory.dmp

Filesize
408KB

Download
memory/5008-68-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/5008-18-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/5008-19-0x0000000074C10000-0x00000000753C0000-memory.dmp

Filesize
7.7MB

Download
memory/5008-23-0x0000000005760000-0x00000000057C6000-memory.dmp

Filesize
408KB

Download
memory/5008-20-0x0000000005640000-0x0000000005662000-memory.dmp

Filesize
136KB

Download