formbook | 930ca41592c497666685d31cebd2afc885706bdad347e102a039015802d05bef

General

Target

d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe
Size

902KB
MD5

d2e0695f6f0e579c99b06442caad21ae
SHA1

a6b18219427005938b989cc295ce15797e12b50a
SHA256

930ca41592c497666685d31cebd2afc885706bdad347e102a039015802d05bef
SHA512

94341063e488102f8e15c56f8482e4f46a834b4495beeb2d9465d674a7ffc7b54252ddddf26543ad8053a5cc82d3c61c6002b72b6cd8cb796580ef225c00adc5
SSDEEP

12288:O/Ev0VbMM6n29iHK7zWHN1ScXK2zVl+9j2N5+8AdyFs1Ybab/hog6J49ZU3h59R:6BkSh81G2JRPcYbatFaIqJR

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 family
formbook

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/516-18-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/516-23-0x0000000000400000-0x000000000042E000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1068 set thread context of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 516 set thread context of 3444	516	RegSvcs.exe	56
PID 544 set thread context of 3444	544	NETSTAT.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	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
544	NETSTAT.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
1584	schtasks.exe

Suspicious behavior: EnumeratesProcesses 43 IoCs

pid	Process
1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe
516	RegSvcs.exe
516	RegSvcs.exe
516	RegSvcs.exe
516	RegSvcs.exe
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE
544	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
516	RegSvcs.exe
516	RegSvcs.exe
516	RegSvcs.exe
544	NETSTAT.EXE
544	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe
Token: SeDebugPrivilege	516	RegSvcs.exe
Token: SeDebugPrivilege	544	NETSTAT.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1068 wrote to memory of 1584	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	91
PID 1068 wrote to memory of 1584	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	91
PID 1068 wrote to memory of 1584	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	91
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 1068 wrote to memory of 516	1068	d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe	93
PID 3444 wrote to memory of 544	3444	Explorer.EXE	94
PID 3444 wrote to memory of 544	3444	Explorer.EXE	94
PID 3444 wrote to memory of 544	3444	Explorer.EXE	94
PID 544 wrote to memory of 1704	544	NETSTAT.EXE	95
PID 544 wrote to memory of 1704	544	NETSTAT.EXE	95
PID 544 wrote to memory of 1704	544	NETSTAT.EXE	95

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\d2e0695f6f0e579c99b06442caad21ae_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d2e0695f6f0e579c99b06442caad21ae_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:1068
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TDLavS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp33FC.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1584
- - 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:516
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.EXE"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:544
- - 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:1704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

3

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\tmp33FC.tmp

Filesize
1KB

MD5
cba8faef1c85344d053ccd8ee46ef68f

SHA1
3977c35b3d51f5611ab8f21e055ef6a8cbf66988

SHA256
ba99bd4cdb17a074b1b27e7d101857f4880e04c2f6a76928adb5dee12c1834ba

SHA512
c1703510fc4ca3098a2bb670321540d6124585212de70e76e51c01c5644d463aee6abbfb101c5c0122ed8127dd1d8d08a470df7763eb137de213bc347eaff260

Download Submit
memory/516-24-0x00000000010F0000-0x0000000001104000-memory.dmp

Filesize
80KB

Download
memory/516-23-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/516-21-0x0000000001230000-0x000000000157A000-memory.dmp

Filesize
3.3MB

Download
memory/516-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/544-27-0x0000000000CF0000-0x0000000000CFB000-memory.dmp

Filesize
44KB

Download
memory/544-26-0x0000000000CF0000-0x0000000000CFB000-memory.dmp

Filesize
44KB

Download
memory/1068-6-0x0000000005870000-0x00000000058C6000-memory.dmp

Filesize
344KB

Download
memory/1068-5-0x00000000055A0000-0x00000000055AA000-memory.dmp

Filesize
40KB

Download
memory/1068-9-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1068-10-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1068-11-0x0000000007560000-0x0000000007604000-memory.dmp

Filesize
656KB

Download
memory/1068-12-0x0000000007370000-0x00000000073A4000-memory.dmp

Filesize
208KB

Download
memory/1068-7-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1068-0-0x0000000074DFE000-0x0000000074DFF000-memory.dmp

Filesize
4KB

Download
memory/1068-20-0x0000000074DF0000-0x00000000755A0000-memory.dmp

Filesize
7.7MB

Download
memory/1068-8-0x0000000007060000-0x0000000007076000-memory.dmp

Filesize
88KB

Download
memory/1068-4-0x0000000005680000-0x0000000005712000-memory.dmp

Filesize
584KB

Download
memory/1068-3-0x0000000005C30000-0x00000000061D4000-memory.dmp

Filesize
5.6MB

Download
memory/1068-1-0x0000000000C30000-0x0000000000D18000-memory.dmp

Filesize
928KB

Download
memory/1068-2-0x00000000055E0000-0x000000000567C000-memory.dmp

Filesize
624KB

Download
memory/3444-25-0x0000000002790000-0x0000000002864000-memory.dmp

Filesize
848KB

Download
memory/3444-28-0x0000000002790000-0x0000000002864000-memory.dmp

Filesize
848KB

Download
memory/3444-32-0x0000000008440000-0x000000000857B000-memory.dmp

Filesize
1.2MB

Download
memory/3444-33-0x0000000008440000-0x000000000857B000-memory.dmp

Filesize
1.2MB

Download
memory/3444-35-0x0000000008440000-0x000000000857B000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads