formbook | 5fe669ecbc820aa52d3fb572b96b7c1cadad169da50cf1a67d4268cd917b041e

General

Target

e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe
Size

1.1MB
MD5

e8df56933dc6b29f0a0aeebb682b6ca2
SHA1

e812c2bb3b17466886c947bbf4859685d9931f91
SHA256

5fe669ecbc820aa52d3fb572b96b7c1cadad169da50cf1a67d4268cd917b041e
SHA512

5a0baabb1d2c3fd643a04394aefead9cc5360fbd0864e6f6fcc3edbcc042b917dfc3a323bb6d31d81999a40d61f22dbe4efdb0e80b7c01bba5c5a7f154650561
SSDEEP

12288:CC9lmw2iN4yXCyWYXjFofiV6OaQNB/76NQAQbUL6Njg5WHo+b7:d1PXCyLFoKUQNB/qKbUL6Nmwo+X

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/2232-18-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/2232-23-0x0000000000400000-0x000000000042E000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3620 set thread context of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 2232 set thread context of 3488	2232	RegSvcs.exe	56
PID 4452 set thread context of 3488	4452	mstsc.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	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mstsc.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
772	schtasks.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
2232	RegSvcs.exe
2232	RegSvcs.exe
2232	RegSvcs.exe
2232	RegSvcs.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe
4452	mstsc.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2232	RegSvcs.exe
2232	RegSvcs.exe
2232	RegSvcs.exe
4452	mstsc.exe
4452	mstsc.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2232	RegSvcs.exe
Token: SeDebugPrivilege	4452	mstsc.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3620 wrote to memory of 772	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	100
PID 3620 wrote to memory of 772	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	100
PID 3620 wrote to memory of 772	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	100
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3620 wrote to memory of 2232	3620	e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe	102
PID 3488 wrote to memory of 4452	3488	Explorer.EXE	103
PID 3488 wrote to memory of 4452	3488	Explorer.EXE	103
PID 3488 wrote to memory of 4452	3488	Explorer.EXE	103
PID 4452 wrote to memory of 1276	4452	mstsc.exe	104
PID 4452 wrote to memory of 1276	4452	mstsc.exe	104
PID 4452 wrote to memory of 1276	4452	mstsc.exe	104

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e8df56933dc6b29f0a0aeebb682b6ca2_JaffaCakes118.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3620
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TFpKlj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5BB7.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:772
- - 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:2232
- C:\Windows\SysWOW64\mstsc.exe
  "C:\Windows\SysWOW64\mstsc.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:4452
- - 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:1276

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

C:\Users\Admin\AppData\Local\Temp\tmp5BB7.tmp

Filesize
1KB

MD5
2653a4c6d01830fc6400098e106066aa

SHA1
4c1e0578e96295621beb0fbb7007a20e8555734e

SHA256
142f3c4571f4200c9605f8e2245c5da78ac425d17d1fed08dd9fa0daf0d30328

SHA512
1af3c8a96241629457fa3b694111616288a710a0047105b40f9c243c1dfc08a2f6670846067e5e239d3c735bcd353fb23f94aed030198407ed7e05c66ec8ee5a

Download Submit
memory/2232-24-0x0000000000D70000-0x0000000000D84000-memory.dmp

Filesize
80KB

Download
memory/2232-23-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2232-21-0x00000000012E0000-0x000000000162A000-memory.dmp

Filesize
3.3MB

Download
memory/2232-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3488-36-0x0000000008A60000-0x0000000008BF1000-memory.dmp

Filesize
1.6MB

Download
memory/3488-34-0x0000000008A60000-0x0000000008BF1000-memory.dmp

Filesize
1.6MB

Download
memory/3488-33-0x0000000008A60000-0x0000000008BF1000-memory.dmp

Filesize
1.6MB

Download
memory/3488-29-0x0000000008630000-0x0000000008755000-memory.dmp

Filesize
1.1MB

Download
memory/3488-25-0x0000000008630000-0x0000000008755000-memory.dmp

Filesize
1.1MB

Download
memory/3620-6-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3620-7-0x00000000052E0000-0x0000000005336000-memory.dmp

Filesize
344KB

Download
memory/3620-12-0x0000000009F90000-0x0000000009FC4000-memory.dmp

Filesize
208KB

Download
memory/3620-10-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3620-9-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/3620-20-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/3620-8-0x0000000002870000-0x000000000288E000-memory.dmp

Filesize
120KB

Download
memory/3620-11-0x0000000007C30000-0x0000000007CD4000-memory.dmp

Filesize
656KB

Download
memory/3620-0-0x000000007526E000-0x000000007526F000-memory.dmp

Filesize
4KB

Download
memory/3620-5-0x00000000050A0000-0x00000000050AA000-memory.dmp

Filesize
40KB

Download
memory/3620-1-0x0000000000520000-0x0000000000638000-memory.dmp

Filesize
1.1MB

Download
memory/3620-2-0x0000000004FE0000-0x000000000507C000-memory.dmp

Filesize
624KB

Download
memory/3620-4-0x0000000005120000-0x00000000051B2000-memory.dmp

Filesize
584KB

Download
memory/3620-3-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/4452-28-0x0000000000020000-0x000000000015A000-memory.dmp

Filesize
1.2MB

Download
memory/4452-26-0x0000000000020000-0x000000000015A000-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