formbook | 9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46

General

Target

9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
Size

736KB
MD5

a38bf0cb849b74859811215bf7b38129
SHA1

8c74dd2e056a8f1d0d3051c3815ef8a5ff213e83
SHA256

9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46
SHA512

46a44e51f67ca609c814e43ff304eabacb1de5f86347656871026185e2c971abce9496bfa6fb0aba176bc7b17eb3ff20c76411f6911894de3edaadf44145e115
SSDEEP

12288:sKOlbxrk0IO8DfSbK9OMiKkh5Ur02lGnhp5VtERFL6cnmGsOBWahIvuI0zNLn:1/fZoMiKkor0Fhdt2XnmfKWaGvdgLn

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/796-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2396-23-0x00000000000C0000-0x00000000000EF000-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
2936	powershell.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2720 set thread context of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 796 set thread context of 1184	796	RegSvcs.exe	21
PID 2396 set thread context of 1184	2396	msdt.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	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
2916	schtasks.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
796	RegSvcs.exe
796	RegSvcs.exe
2936	powershell.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe
2396	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
796	RegSvcs.exe
796	RegSvcs.exe
796	RegSvcs.exe
2396	msdt.exe
2396	msdt.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
Token: SeDebugPrivilege	796	RegSvcs.exe
Token: SeDebugPrivilege	2936	powershell.exe
Token: SeDebugPrivilege	2396	msdt.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2936	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	30
PID 2720 wrote to memory of 2936	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	30
PID 2720 wrote to memory of 2936	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	30
PID 2720 wrote to memory of 2936	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	30
PID 2720 wrote to memory of 2916	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	31
PID 2720 wrote to memory of 2916	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	31
PID 2720 wrote to memory of 2916	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	31
PID 2720 wrote to memory of 2916	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	31
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 2720 wrote to memory of 796	2720	9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe	34
PID 1184 wrote to memory of 2396	1184	Explorer.EXE	35
PID 1184 wrote to memory of 2396	1184	Explorer.EXE	35
PID 1184 wrote to memory of 2396	1184	Explorer.EXE	35
PID 1184 wrote to memory of 2396	1184	Explorer.EXE	35
PID 2396 wrote to memory of 2604	2396	msdt.exe	36
PID 2396 wrote to memory of 2604	2396	msdt.exe	36
PID 2396 wrote to memory of 2604	2396	msdt.exe	36
PID 2396 wrote to memory of 2604	2396	msdt.exe	36

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1184
- C:\Users\Admin\AppData\Local\Temp\9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe
  "C:\Users\Admin\AppData\Local\Temp\9091fdbec2a3257c13d8d0d92662d028912443c174a3d80c86373262076b5d46.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FfayxLkyvAcR.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2936
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FfayxLkyvAcR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2CBB.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2916
- - 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:796
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.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:2396
- - 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:2604

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\tmp2CBB.tmp

Filesize
1KB

MD5
5b0ed4cf3783cdeba2f9ea16899da463

SHA1
06e373d1574f3a5ff414ca4847d2edc98b0e2a90

SHA256
5412b1b0be4e8f67b0446dcf5e7b1070e2ede2113699b7f0b44b409b388da7c5

SHA512
d8a1a74cd0a46471027f4069910dcec22f3bd4957b915fbbf21fdc45286a07a039119f88e54861ede0ca03b9b4d294b40cb7a202ed47a148db04f70433d0de08

Download Submit
memory/796-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/796-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/796-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/796-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2396-23-0x00000000000C0000-0x00000000000EF000-memory.dmp

Filesize
188KB

Download
memory/2396-22-0x0000000000A80000-0x0000000000B74000-memory.dmp

Filesize
976KB

Download
memory/2720-3-0x0000000000860000-0x0000000000886000-memory.dmp

Filesize
152KB

Download
memory/2720-6-0x00000000004A0000-0x000000000051A000-memory.dmp

Filesize
488KB

Download
memory/2720-5-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-4-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2720-0-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2720-20-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-2-0x00000000741F0000-0x00000000748DE000-memory.dmp

Filesize
6.9MB

Download
memory/2720-1-0x0000000000880000-0x000000000093C000-memory.dmp

Filesize
752KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads