formbook | 683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9

General

Target

683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
Size

825KB
MD5

1fc0248bfd3e90bf20cbd80c6ef6e55e
SHA1

bedfb92db83d6c83c09e258bf17494cd54e757bc
SHA256

683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9
SHA512

76f448ff8978a7af8590247a91a90a86cd5fb9bf90789bb52bae5c5926057cec6b5167f7a9ab2dd55fe624286b6fc519a5a90548ba54f4c49f875d85a49c73df
SSDEEP

12288:bzSggsi23jtK05tsNfBCwnM5DTXW3k12JbTIj10B93kiR+QQ2G:bzxk05t0ZCS2T+k12a1K0iR+t2

Score

10^/10

formbook egs9 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

egs9

Decoy

alliancecigars.net

35893.pizza

selidik.cloud

evel789-aman.club

wqsbr5jc.vip

corretoraplanodesaude.shop

balikoltada.xyz

play-vanguard-nirvana.xyz

paktuaslotxcxrtp.xyz

retailzone1997.shop

jk77juta-official.cloud

godmoments.app

flippinforbidsfrear.cloud

234bets.net

cryptobiz.tech

construction-jobs-50157.bond

cuficdarbiesdarleen.cloud

t59bm675ri.skin

ondqwxl.top

kpde.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

resource	yara_rule
behavioral1/memory/3060-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/804-23-0x0000000000080000-0x00000000000AF000-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
2592	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2192 set thread context of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 3060 set thread context of 1232	3060	RegSvcs.exe	21
PID 804 set thread context of 1232	804	explorer.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 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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.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
2596	schtasks.exe

Suspicious behavior: EnumeratesProcesses 32 IoCs

pid	Process
2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
2592	powershell.exe
2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
3060	RegSvcs.exe
3060	RegSvcs.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe
804	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
3060	RegSvcs.exe
3060	RegSvcs.exe
3060	RegSvcs.exe
804	explorer.exe
804	explorer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
Token: SeDebugPrivilege	2592	powershell.exe
Token: SeDebugPrivilege	3060	RegSvcs.exe
Token: SeDebugPrivilege	804	explorer.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1232	Explorer.EXE
1232	Explorer.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2592	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	30
PID 2192 wrote to memory of 2592	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	30
PID 2192 wrote to memory of 2592	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	30
PID 2192 wrote to memory of 2592	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	30
PID 2192 wrote to memory of 2596	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	32
PID 2192 wrote to memory of 2596	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	32
PID 2192 wrote to memory of 2596	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	32
PID 2192 wrote to memory of 2596	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	32
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 2192 wrote to memory of 3060	2192	683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe	34
PID 1232 wrote to memory of 804	1232	Explorer.EXE	35
PID 1232 wrote to memory of 804	1232	Explorer.EXE	35
PID 1232 wrote to memory of 804	1232	Explorer.EXE	35
PID 1232 wrote to memory of 804	1232	Explorer.EXE	35
PID 804 wrote to memory of 2104	804	explorer.exe	36
PID 804 wrote to memory of 2104	804	explorer.exe	36
PID 804 wrote to memory of 2104	804	explorer.exe	36
PID 804 wrote to memory of 2104	804	explorer.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1232
- C:\Users\Admin\AppData\Local\Temp\683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe
  "C:\Users\Admin\AppData\Local\Temp\683e3979cc09db086095cbe840901b82951df941ed461f89a67b98bd0ffe5ff9.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2192
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\BKKCQeaq.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2592
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BKKCQeaq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp64EB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2596
- - 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:3060
- C:\Windows\SysWOW64\explorer.exe
  "C:\Windows\SysWOW64\explorer.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:804
- - 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:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp64EB.tmp

Filesize
1KB

MD5
0d98cb500060ef8d0e63c6df676025d8

SHA1
cff666545c5996943f5ddcd3444b3af05b72e885

SHA256
f9b9781631cf4b083b300eca3b791a5a6fc4ab59f7d9bf1ccf6f5fc8b77339be

SHA512
f84b2beb3c677aa8a297a9474db3693d1530483aa1788d20bc19109a971c74208223dd5baee77d9aea873b5eaa349a7e1191f5fd5c32c5935f7bbd5d5f78d14b

Download Submit
memory/804-23-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/804-22-0x0000000000590000-0x0000000000811000-memory.dmp

Filesize
2.5MB

Download
memory/1232-27-0x0000000004790000-0x0000000004847000-memory.dmp

Filesize
732KB

Download
memory/2192-20-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-5-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-6-0x0000000000570000-0x00000000005EA000-memory.dmp

Filesize
488KB

Download
memory/2192-4-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2192-0-0x00000000742BE000-0x00000000742BF000-memory.dmp

Filesize
4KB

Download
memory/2192-3-0x0000000000460000-0x000000000047E000-memory.dmp

Filesize
120KB

Download
memory/2192-2-0x00000000742B0000-0x000000007499E000-memory.dmp

Filesize
6.9MB

Download
memory/2192-1-0x0000000000C80000-0x0000000000D54000-memory.dmp

Filesize
848KB

Download
memory/3060-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3060-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3060-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads