formbook | 19157045ecc10e0db37a1f84bf66614822f3256bb240f9ee1342295e37aa64a9

General

Target

97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
Size

830KB
MD5

3999be53259c3a2ecc613beccb944a8b
SHA1

6c806ab505713d011f02c008d9c69dcbfdde55ab
SHA256

97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2
SHA512

ec05795b12b0d78304df5050f9a57b271b5018485ba016f500cd33b50fcbf8e5224a18781096cd95749fe6078dc46a0dcd4172fc5d1e06f4af6fecea176a5ff2
SSDEEP

24576:q12MYtLRZaaeK3x8KC4dx05nbQojj5Ql8:qGRZSux83KwEoZ

Score

10^/10

formbook d2g7 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

d2g7

Decoy

inviteonlyme.com

noashopping.com

raysyoutube.com

chicagp.com

brnguatemala.com

speechboutique.com

philippinepodcastdirectory.com

konnecio.com

9q1ng6.icu

treez.info

appleiclou.com

pettras.com

txherz.icu

freearcae.com

mindpetalsoftwaresolutions.com

my-beautiful-switzerland.com

hpzebike.online

fadsekclub.xyz

newcastledhaka.com

varidsk.com

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/2752-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2752-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/616-27-0x00000000000D0000-0x00000000000FF000-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
2544	powershell.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1324 set thread context of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 2752 set thread context of 1208	2752	RegSvcs.exe	21
PID 2752 set thread context of 1208	2752	RegSvcs.exe	21
PID 616 set thread context of 1208	616	raserver.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	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
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	raserver.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
2652	schtasks.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

pid	Process
1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
2752	RegSvcs.exe
2752	RegSvcs.exe
2544	powershell.exe
2752	RegSvcs.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe
616	raserver.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2752	RegSvcs.exe
2752	RegSvcs.exe
2752	RegSvcs.exe
2752	RegSvcs.exe
616	raserver.exe
616	raserver.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
Token: SeDebugPrivilege	2752	RegSvcs.exe
Token: SeDebugPrivilege	2544	powershell.exe
Token: SeDebugPrivilege	616	raserver.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 2544	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	31
PID 1324 wrote to memory of 2544	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	31
PID 1324 wrote to memory of 2544	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	31
PID 1324 wrote to memory of 2544	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	31
PID 1324 wrote to memory of 2652	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	33
PID 1324 wrote to memory of 2652	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	33
PID 1324 wrote to memory of 2652	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	33
PID 1324 wrote to memory of 2652	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	33
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1324 wrote to memory of 2752	1324	97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe	35
PID 1208 wrote to memory of 616	1208	Explorer.EXE	36
PID 1208 wrote to memory of 616	1208	Explorer.EXE	36
PID 1208 wrote to memory of 616	1208	Explorer.EXE	36
PID 1208 wrote to memory of 616	1208	Explorer.EXE	36
PID 616 wrote to memory of 1108	616	raserver.exe	37
PID 616 wrote to memory of 1108	616	raserver.exe	37
PID 616 wrote to memory of 1108	616	raserver.exe	37
PID 616 wrote to memory of 1108	616	raserver.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe
  "C:\Users\Admin\AppData\Local\Temp\97504b3dbc2dfe20922f3323f905aa9d4f5f440720cab63dd26c82f26f7d76a2.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YKIXrXdfzJS.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2544
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YKIXrXdfzJS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8E89.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2652
- - 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:2752
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.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:616
- - 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:1108

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\tmp8E89.tmp

Filesize
1KB

MD5
ae98275d590690ae594fd61089c968a8

SHA1
16b4da34f14d5afc4ab5a9cac84195b6c391d172

SHA256
6979f093fd3bbcafa1306496fea2ba0e94f63ffed8f0e9feb876a646ce75664c

SHA512
ccfae4f7256296cd8943dbf066e9413b023c7a9b52504a3a3b77dc25fd2d32b00230f95cb860a1ed6f1bb126c631061b3d316f457eb9a965476fcf98febce1f2

Download Submit
memory/616-27-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/616-26-0x0000000000EA0000-0x0000000000EBC000-memory.dmp

Filesize
112KB

Download
memory/1208-25-0x0000000007730000-0x00000000078B4000-memory.dmp

Filesize
1.5MB

Download
memory/1208-22-0x0000000003B30000-0x0000000003C30000-memory.dmp

Filesize
1024KB

Download
memory/1324-14-0x0000000007C20000-0x0000000007C8E000-memory.dmp

Filesize
440KB

Download
memory/1324-23-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-5-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-0-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/1324-1-0x0000000001220000-0x00000000012F6000-memory.dmp

Filesize
856KB

Download
memory/1324-2-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/1324-3-0x00000000005F0000-0x00000000005FE000-memory.dmp

Filesize
56KB

Download
memory/1324-6-0x0000000005AC0000-0x0000000005B6E000-memory.dmp

Filesize
696KB

Download
memory/1324-4-0x000000007467E000-0x000000007467F000-memory.dmp

Filesize
4KB

Download
memory/2752-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2752-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads