formbook | f1e9550490c3ff70c5a36623d87419084d07fe0d8f6590cc411aa15d5c9d769b

General

Target

82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe
Size

490KB
MD5

82ad6d4689e3490835817606958cf5fa
SHA1

95040b9910f5d2a54323e1d88cfbff152b22f87d
SHA256

f1e9550490c3ff70c5a36623d87419084d07fe0d8f6590cc411aa15d5c9d769b
SHA512

818dd1930f6728b9050692588e344e2a3fdae5f0ba5fe80b7c39a6181f679cfa9ea41450ec30dec6c9a5440d74b2fd19d0a239ab77a986537661e82035082ce8
SSDEEP

12288:P1clJL7+GuvYWnePtWZ80dLAtlr4BP6ahH5ehx3q/lgt:P1cfNuvz805g4P6Aoh

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
behavioral2/memory/444-17-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/444-22-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-857544305-989156968-2929034274-1000\Control Panel\International\Geo\Nation	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5112 set thread context of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 444 set thread context of 3460	444	RegSvcs.exe	56
PID 2152 set thread context of 3460	2152	control.exe	56

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	control.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.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
1880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe
5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe
444	RegSvcs.exe
444	RegSvcs.exe
444	RegSvcs.exe
444	RegSvcs.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe
2152	control.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
444	RegSvcs.exe
444	RegSvcs.exe
444	RegSvcs.exe
2152	control.exe
2152	control.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe
Token: SeDebugPrivilege	444	RegSvcs.exe
Token: SeShutdownPrivilege	3460	Explorer.EXE
Token: SeCreatePagefilePrivilege	3460	Explorer.EXE
Token: SeDebugPrivilege	2152	control.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3460	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 1880	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	89
PID 5112 wrote to memory of 1880	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	89
PID 5112 wrote to memory of 1880	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	89
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 5112 wrote to memory of 444	5112	82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe	91
PID 3460 wrote to memory of 2152	3460	Explorer.EXE	92
PID 3460 wrote to memory of 2152	3460	Explorer.EXE	92
PID 3460 wrote to memory of 2152	3460	Explorer.EXE	92
PID 2152 wrote to memory of 32	2152	control.exe	93
PID 2152 wrote to memory of 32	2152	control.exe	93
PID 2152 wrote to memory of 32	2152	control.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3460
- C:\Users\Admin\AppData\Local\Temp\82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\82ad6d4689e3490835817606958cf5fa_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5112
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\jTKDRWKHtz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7FBA.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1880
- - 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:444
- C:\Windows\SysWOW64\control.exe
  "C:\Windows\SysWOW64\control.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:2152
- - 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:32

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

Query Registry

1

T1012

System Information Discovery

2

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

memory/444-17-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/444-22-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/444-23-0x0000000001470000-0x0000000001484000-memory.dmp

Filesize
80KB

Download
memory/444-20-0x0000000001A10000-0x0000000001D5A000-memory.dmp

Filesize
3.3MB

Download
memory/2152-26-0x0000000000BA0000-0x0000000000BC7000-memory.dmp

Filesize
156KB

Download
memory/2152-25-0x0000000000BA0000-0x0000000000BC7000-memory.dmp

Filesize
156KB

Download
memory/3460-24-0x0000000008430000-0x0000000008544000-memory.dmp

Filesize
1.1MB

Download
memory/3460-35-0x0000000002E30000-0x0000000002F0D000-memory.dmp

Filesize
884KB

Download
memory/3460-32-0x0000000002E30000-0x0000000002F0D000-memory.dmp

Filesize
884KB

Download
memory/3460-31-0x0000000002E30000-0x0000000002F0D000-memory.dmp

Filesize
884KB

Download
memory/3460-28-0x0000000008430000-0x0000000008544000-memory.dmp

Filesize
1.1MB

Download
memory/5112-9-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5112-4-0x0000000005110000-0x000000000511A000-memory.dmp

Filesize
40KB

Download
memory/5112-19-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5112-3-0x0000000007B20000-0x0000000007BB2000-memory.dmp

Filesize
584KB

Download
memory/5112-2-0x0000000007FF0000-0x0000000008594000-memory.dmp

Filesize
5.6MB

Download
memory/5112-1-0x0000000000D70000-0x0000000000DF0000-memory.dmp

Filesize
512KB

Download
memory/5112-11-0x0000000005D00000-0x0000000005D34000-memory.dmp

Filesize
208KB

Download
memory/5112-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/5112-10-0x0000000005C60000-0x0000000005CC8000-memory.dmp

Filesize
416KB

Download
memory/5112-5-0x0000000074A50000-0x0000000075200000-memory.dmp

Filesize
7.7MB

Download
memory/5112-8-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

Filesize
4KB

Download
memory/5112-7-0x0000000005130000-0x0000000005146000-memory.dmp

Filesize
88KB

Download
memory/5112-6-0x0000000007D60000-0x0000000007DFC000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads