formbook | 77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19

Analysis

max time kernel
147s
max time network
120s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
26/03/2025, 11:01

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General

Target

77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe
Size

629KB
MD5

b477c258b8a2af1fd0d9a1da66ae572b
SHA1

9debadcfea532d972d448adec9b84d0b35e3cdc9
SHA256

77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19
SHA512

8557fa6fb8210ed787203ae6987617394f0660d2a95c30436f34129bf27b67d8acd7f3e1cb8633fe227d5be9ca0f362634f29026e8992375cb79e624016e05b8
SSDEEP

12288:6QjvOn6nzx8rCf0O94fFWiL0KPhHHdIwCsPtuqrYFNDoCXPq+1:Vj2n6nyC8OSdWiPHcsluq41oC/h

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 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2812-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2812-27-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/768-29-0x0000000000080000-0x00000000000AF000-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
2560	powershell.exe
2284	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2812 set thread context of 1180	2812	RegSvcs.exe	21
PID 2812 set thread context of 1180	2812	RegSvcs.exe	21
PID 768 set thread context of 1180	768	svchost.exe	21

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.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
2660	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe
2560	powershell.exe
2284	powershell.exe
2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe
2812	RegSvcs.exe
2812	RegSvcs.exe
2812	RegSvcs.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe
768	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2812	RegSvcs.exe
2812	RegSvcs.exe
2812	RegSvcs.exe
2812	RegSvcs.exe
768	svchost.exe
768	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe
Token: SeDebugPrivilege	2284	powershell.exe
Token: SeDebugPrivilege	2560	powershell.exe
Token: SeDebugPrivilege	2812	RegSvcs.exe
Token: SeDebugPrivilege	768	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2560	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	31
PID 2772 wrote to memory of 2560	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	31
PID 2772 wrote to memory of 2560	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	31
PID 2772 wrote to memory of 2560	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	31
PID 2772 wrote to memory of 2284	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	33
PID 2772 wrote to memory of 2284	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	33
PID 2772 wrote to memory of 2284	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	33
PID 2772 wrote to memory of 2284	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	33
PID 2772 wrote to memory of 2660	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	34
PID 2772 wrote to memory of 2660	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	34
PID 2772 wrote to memory of 2660	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	34
PID 2772 wrote to memory of 2660	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	34
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 2772 wrote to memory of 2812	2772	77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe	37
PID 1180 wrote to memory of 768	1180	Explorer.EXE	38
PID 1180 wrote to memory of 768	1180	Explorer.EXE	38
PID 1180 wrote to memory of 768	1180	Explorer.EXE	38
PID 1180 wrote to memory of 768	1180	Explorer.EXE	38
PID 768 wrote to memory of 1928	768	svchost.exe	39
PID 768 wrote to memory of 1928	768	svchost.exe	39
PID 768 wrote to memory of 1928	768	svchost.exe	39
PID 768 wrote to memory of 1928	768	svchost.exe	39

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe
  "C:\Users\Admin\AppData\Local\Temp\77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2772
- - 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\77295a1c2d8172b2a2eb3f5f20a2880c168dd10f01830227e4f9ae6d4a5c9a19.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2560
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\axBrppA.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2284
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\axBrppA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3266.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2660
- - 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:2812
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:768
- - 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:1928

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

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\tmp3266.tmp

Filesize
1KB

MD5
bcf24c99c8f8cd6a63ed138f3d1994c0

SHA1
d434c87438b289466aae0068ee4f40d4ef25384d

SHA256
7905a5027be6839144226f81a81fd3a2ae2c642663c0032290e549339e922989

SHA512
b331829dc224c41ae9f852a8cc627142f6c6d257609ae544b245a62d5ddf21c9614e8d35d1136fa0cd5dacae5be6f77735270c55e717039c66cdaf8d5abc49c7

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
bb474aae7026fb9a62e77ef2d13f8a7b

SHA1
813ff1fb265baefc5fa835aeab00df6982f717ab

SHA256
c015e450a0a9431e577a3bfb56e4cdc93a23e5aed3f1c9398e8d459026f59409

SHA512
cc87e68870d2b62efde3af7de6863d9e0a7fb925bb9a09dfe9814bfeb50dcc2be5076b78009db00885301aa308ecebec3316eef72459e411243c9ff3f37c86e5

Download Submit
memory/768-29-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/768-28-0x0000000000B30000-0x0000000000B38000-memory.dmp

Filesize
32KB

Download
memory/2772-4-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2772-5-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2772-6-0x00000000050E0000-0x0000000005158000-memory.dmp

Filesize
480KB

Download
memory/2772-0-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

Filesize
4KB

Download
memory/2772-3-0x0000000000800000-0x0000000000818000-memory.dmp

Filesize
96KB

Download
memory/2772-26-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2772-2-0x0000000073F40000-0x000000007462E000-memory.dmp

Filesize
6.9MB

Download
memory/2772-1-0x0000000000C20000-0x0000000000CC4000-memory.dmp

Filesize
656KB

Download
memory/2812-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2812-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download