formbook | 65acd8c73c518c97a1539bc8e3f62fb8f06431d7030c6cc1463c855aec0ec46f

General

Target

JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
Size

482KB
MD5

664920ea617d6c5f15c228b7374aa15f
SHA1

3cdf04f5f2d732f0a199151ff35af27a4cce12aa
SHA256

65acd8c73c518c97a1539bc8e3f62fb8f06431d7030c6cc1463c855aec0ec46f
SHA512

ba40b25f6f45b32001929a7da37b512a8d642e0b45ca19ff0dc2edadf82982b84f8b9a51c9781c30226ec6c05cb12bb50ef252f227cf8d790d390a26400c5462
SSDEEP

6144:mhdtBhm+BNEW6Uqd2GhNwv/uCaIhInekTtAnVk3RfMofArTufGjK0V:4dPhuzUi2iNwnu6InekGnVk3jIT

Score

10^/10

formbook s18y discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

s18y

Decoy

jokes-online.com

dzzdjn.com

lizzieerhardtebnaryepptts.com

interfacehand.xyz

sale-m.site

block-facebook.com

dicasdamadrinha.com

maythewind.com

hasari.net

omnists.com

thevalley-eg.com

rdfj.xyz

szhfcy.com

alkalineage.club

fdf.xyz

absorplus.com

poldolongo.com

badassshirts.club

ferienwohnungenmv.com

bilboondokoak.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/3040-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4152 set thread context of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102

System Location Discovery: System Language Discovery 1 TTPs 1 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	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
3040	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
3040	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4152 wrote to memory of 5104	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	99
PID 4152 wrote to memory of 5104	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	99
PID 4152 wrote to memory of 5104	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	99
PID 4152 wrote to memory of 4732	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	100
PID 4152 wrote to memory of 4732	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	100
PID 4152 wrote to memory of 4732	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	100
PID 4152 wrote to memory of 2648	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	101
PID 4152 wrote to memory of 2648	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	101
PID 4152 wrote to memory of 2648	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	101
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102
PID 4152 wrote to memory of 3040	4152	JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4152
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
  2⤵
  PID:5104
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
  2⤵
  PID:4732
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
  2⤵
  PID:2648
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_664920ea617d6c5f15c228b7374aa15f.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3040

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3040-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3040-14-0x0000000001130000-0x000000000147A000-memory.dmp

Filesize
3.3MB

Download
memory/4152-6-0x0000000005480000-0x000000000548E000-memory.dmp

Filesize
56KB

Download
memory/4152-3-0x0000000005260000-0x00000000052F2000-memory.dmp

Filesize
584KB

Download
memory/4152-4-0x0000000005350000-0x000000000535A000-memory.dmp

Filesize
40KB

Download
memory/4152-5-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4152-0-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/4152-7-0x000000007532E000-0x000000007532F000-memory.dmp

Filesize
4KB

Download
memory/4152-8-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4152-9-0x0000000006060000-0x00000000060FC000-memory.dmp

Filesize
624KB

Download
memory/4152-10-0x00000000057B0000-0x0000000005808000-memory.dmp

Filesize
352KB

Download
memory/4152-2-0x0000000005810000-0x0000000005DB4000-memory.dmp

Filesize
5.6MB

Download
memory/4152-13-0x0000000075320000-0x0000000075AD0000-memory.dmp

Filesize
7.7MB

Download
memory/4152-1-0x00000000008B0000-0x000000000092E000-memory.dmp

Filesize
504KB

Download

Analysis

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