formbook | 8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582

Analysis

max time kernel
146s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 02:54

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General

Target

8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
Size

677KB
MD5

79b677627ca09f3e8e15bdad1040b11d
SHA1

bfb6d6fbdec73cc0715a21f40895ab442a279734
SHA256

8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582
SHA512

b5e6c0a66bcdd05bd53de3efd33b7c5f5faea5799de4f7aa8a31a68a9c872f27d6886807ef2e3ae9e7541804313d1c51efa66085d52e51e60fc6f62f23fe1a83
SSDEEP

12288:u4xLs4Eha1KQwdtcyTD3G3eVHCpPwRksFfwGsRPrC/uL11HDsqHx6YTkhBoM3:u4tE41Ydt9G3epfwGsV2/A1HdxchBoM

Score

10^/10

formbook a01d discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

a01d

Decoy

eniorshousing05.shop

rywisevas.biz

4726.pizza

itchen-design-42093.bond

3456.tech

4825.plus

nlinecraps.xyz

itamins-52836.bond

nfluencer-marketing-40442.bond

nline-advertising-58573.bond

rautogroups.net

limbtrip.net

oftware-download-14501.bond

nline-advertising-66733.bond

erity.xyz

xknrksi.icu

x-ist.club

yber-security-26409.bond

oincatch.xyz

onitoring-devices-34077.bond

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/2604-25-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2604-28-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2956-30-0x0000000000080000-0x00000000000AF000-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
2856	powershell.exe
2620	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2428 set thread context of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2604 set thread context of 1200	2604	RegSvcs.exe	21
PID 2604 set thread context of 1200	2604	RegSvcs.exe	21
PID 2956 set thread context of 1200	2956	cmmon32.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmmon32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
2748	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
2856	powershell.exe
2620	powershell.exe
2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
2604	RegSvcs.exe
2604	RegSvcs.exe
2604	RegSvcs.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe
2956	cmmon32.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2604	RegSvcs.exe
2604	RegSvcs.exe
2604	RegSvcs.exe
2604	RegSvcs.exe
2956	cmmon32.exe
2956	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
Token: SeDebugPrivilege	2856	powershell.exe
Token: SeDebugPrivilege	2620	powershell.exe
Token: SeDebugPrivilege	2604	RegSvcs.exe
Token: SeDebugPrivilege	2956	cmmon32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 2856	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	28
PID 2428 wrote to memory of 2856	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	28
PID 2428 wrote to memory of 2856	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	28
PID 2428 wrote to memory of 2856	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	28
PID 2428 wrote to memory of 2620	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	30
PID 2428 wrote to memory of 2620	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	30
PID 2428 wrote to memory of 2620	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	30
PID 2428 wrote to memory of 2620	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	30
PID 2428 wrote to memory of 2748	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	32
PID 2428 wrote to memory of 2748	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	32
PID 2428 wrote to memory of 2748	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	32
PID 2428 wrote to memory of 2748	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	32
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 2428 wrote to memory of 2604	2428	8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe	34
PID 1200 wrote to memory of 2956	1200	Explorer.EXE	35
PID 1200 wrote to memory of 2956	1200	Explorer.EXE	35
PID 1200 wrote to memory of 2956	1200	Explorer.EXE	35
PID 1200 wrote to memory of 2956	1200	Explorer.EXE	35
PID 2956 wrote to memory of 1096	2956	cmmon32.exe	36
PID 2956 wrote to memory of 1096	2956	cmmon32.exe	36
PID 2956 wrote to memory of 1096	2956	cmmon32.exe	36
PID 2956 wrote to memory of 1096	2956	cmmon32.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Users\Admin\AppData\Local\Temp\8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe
  "C:\Users\Admin\AppData\Local\Temp\8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2428
- - 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\8f41896e69d1f83408cf68e4d6fc56849a6ee6b86145e7cc68d6caed660ac582.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2856
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jQxyJJEBfe.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2620
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jQxyJJEBfe" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9231.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2748
- - 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:2604
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.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:2956
- - 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:1096

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\tmp9231.tmp

Filesize
1KB

MD5
b402bd1c708cfd8a1afba37167bd06d2

SHA1
c0bcbe00e4aa4599ccf1f0425256db28376946fa

SHA256
1c6c7d03817864d0e746b876cbbb30b1d705f7292cb45db91c23853b4476b127

SHA512
27555ca1515b56eed6cf4a3810433c1a310ef80d7be997bd74107297d512eecab7008585bd64f926fd82cb17416c19301e0c33e1baec6db98b29fad4570fdf1e

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\IUQ74MWMZKTV2F2CJP3C.temp

Filesize
7KB

MD5
8ee814d75665fda52c70e8ad5b5b4bdb

SHA1
4a2e91fa78a590ade26401ee52d1538e3e9e41a4

SHA256
7eef5df284f6a0a8e6e23054fa0a3caf03acd1ae63632558ded0379ed49e254e

SHA512
aec728f29922957b6086c6b4b408d7492a1818199a97b3021b1ff786d85e5c052d82d7481ab3e642ed849004ae512c942e188b0b9b5fb646b65f9da0d11d9137

Download Submit
memory/2428-4-0x00000000007A0000-0x00000000007BE000-memory.dmp

Filesize
120KB

Download
memory/2428-1-0x0000000000AF0000-0x0000000000BA0000-memory.dmp

Filesize
704KB

Download
memory/2428-0-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2428-5-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

Filesize
4KB

Download
memory/2428-6-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2428-7-0x00000000003E0000-0x000000000045A000-memory.dmp

Filesize
488KB

Download
memory/2428-2-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2428-3-0x0000000002200000-0x00000000022A8000-memory.dmp

Filesize
672KB

Download
memory/2428-26-0x0000000074C30000-0x000000007531E000-memory.dmp

Filesize
6.9MB

Download
memory/2604-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2604-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-25-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2604-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2956-29-0x0000000000280000-0x000000000028D000-memory.dmp

Filesize
52KB

Download
memory/2956-30-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download