formbook | 94cbf229daa81e3a734f6199a8ab4d5fede7f71cdee579db4bb54369d531410b

General

Target

53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe
Size

921KB
MD5

53c14ef13d4a6bd9ce56da43567ac0d9
SHA1

51b6813d1f8d33bef00201ec5ae88cd1dba4e338
SHA256

94cbf229daa81e3a734f6199a8ab4d5fede7f71cdee579db4bb54369d531410b
SHA512

fe9dd981e04171e94a2f51db1081590238496723086176fe2953a325c5021fc790f0cb2653650ed81f2764ca089e5ec7d97e146952673355d94490a443d059cb
SSDEEP

12288:1zADtztyiNaTCSFSsFjdo9FecUZ+7/fosnyXWHMVYRlHK7zjzKbojReF:qD7yiN8tFSsFm3btCCxRo7KboM

Score

10^/10

formbook vd9n discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

vd9n

Decoy

theunwrappedcollective.com

seckj-ic.com

tyresandover.com

thetrophyworld.com

fonggrconstruction.com

hopiproject.com

sktitle.com

charlotteobscurer.com

qjuhe.com

girlzglitter.com

createmylawn.com

hempcbgpill.com

zzdfdzkj.com

shreehariessential.com

226sm.com

getcupscall.com

neuralviolin.com

sanskaar.life

xn--fhqrm54yyukopc.com

togetherx4fantasy5star.today

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2776-17-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/2776-21-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2528 set thread context of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2776 set thread context of 1404	2776	RegSvcs.exe	20
PID 2652 set thread context of 1404	2652	raserver.exe	20

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 4 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	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.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
2804	schtasks.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2776	RegSvcs.exe
2776	RegSvcs.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe
2652	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2776	RegSvcs.exe
2776	RegSvcs.exe
2776	RegSvcs.exe
2652	raserver.exe
2652	raserver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2776	RegSvcs.exe
Token: SeDebugPrivilege	2652	raserver.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2804	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	29
PID 2528 wrote to memory of 2804	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	29
PID 2528 wrote to memory of 2804	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	29
PID 2528 wrote to memory of 2804	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	29
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 2528 wrote to memory of 2776	2528	53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe	31
PID 1404 wrote to memory of 2652	1404	Explorer.EXE	32
PID 1404 wrote to memory of 2652	1404	Explorer.EXE	32
PID 1404 wrote to memory of 2652	1404	Explorer.EXE	32
PID 1404 wrote to memory of 2652	1404	Explorer.EXE	32
PID 2652 wrote to memory of 1556	2652	raserver.exe	33
PID 2652 wrote to memory of 1556	2652	raserver.exe	33
PID 2652 wrote to memory of 1556	2652	raserver.exe	33
PID 2652 wrote to memory of 1556	2652	raserver.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Users\Admin\AppData\Local\Temp\53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\53c14ef13d4a6bd9ce56da43567ac0d9_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zDKttPF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB40.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2804
- - 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:2776
- 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:2652
- - 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:1556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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\tmpFB40.tmp

Filesize
1KB

MD5
4c983bd5d0c1b19bab9b91edca6a64f4

SHA1
a8068c09a527a10a9b71293fcd89420784e95529

SHA256
407e99c46977ea47a34024b029cde275d78fd956f78bedcbd6ae2e92e2c7ff99

SHA512
98621ee85ec6afbbc06fa554d7e8cf642e1282f29876966169577f5acec564333d4a242af02d8883dc7476815edae37fe787774ffc586f09f7e6f0ec31257fdf

Download Submit
memory/1404-23-0x0000000007420000-0x000000000757D000-memory.dmp

Filesize
1.4MB

Download
memory/1404-26-0x0000000007420000-0x000000000757D000-memory.dmp

Filesize
1.4MB

Download
memory/2528-3-0x00000000003C0000-0x00000000003D6000-memory.dmp

Filesize
88KB

Download
memory/2528-4-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2528-5-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2528-6-0x0000000005640000-0x00000000056E4000-memory.dmp

Filesize
656KB

Download
memory/2528-7-0x00000000006F0000-0x0000000000724000-memory.dmp

Filesize
208KB

Download
memory/2528-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2528-1-0x0000000000BF0000-0x0000000000CDC000-memory.dmp

Filesize
944KB

Download
memory/2528-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/2528-18-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/2652-25-0x0000000000D20000-0x0000000000D3C000-memory.dmp

Filesize
112KB

Download
memory/2652-24-0x0000000000D20000-0x0000000000D3C000-memory.dmp

Filesize
112KB

Download
memory/2776-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2776-21-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2776-22-0x0000000000450000-0x0000000000464000-memory.dmp

Filesize
80KB

Download
memory/2776-19-0x0000000000920000-0x0000000000C23000-memory.dmp

Filesize
3.0MB

Download
memory/2776-17-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2776-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2776-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads