formbook | a308003882167974d1a1f6334f0f9ee1599c50d33ec2883c856de84bf82365f4

General

Target

c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe
Size

1.1MB
MD5

c064ec37ffd4521397a436a9d0c3da18
SHA1

03ba9be491d49752464ffa0755f0d8926e1925e7
SHA256

a308003882167974d1a1f6334f0f9ee1599c50d33ec2883c856de84bf82365f4
SHA512

2186f2f8f28efdde84d196468b00f5df27417b65a10ba6589ee0e57d30ffef121ec04973db8ffc7d6ec935e8bdcf0a98d72cad057f131e6caf7c7455d72379ba
SSDEEP

24576:f9aok2Jbtfcp5l3E5zXVHjx9NMezB3xmSj:f9aSho45xDvZh

Score

10^/10

formbook an discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

3.9

Campaign

an

Decoy

setzesegel.com

freeyrself.com

searchshoppingonline.com

tv16282.info

unitedtur.com

168jlb.com

blockee.info

ryd5.com

kucun108.com

castcmi.red

ufc202.info

goldendawnequipment.com

anlatacaklarimvar.com

szgty.info

realtorlubbock.com

digitalumsetzbar.com

buy9voltblaster.com

naughtytingz.com

phstructuredwater.com

energettic.download

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2740-10-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral1/memory/2740-14-0x0000000000400000-0x000000000042A000-memory.dmp	formbook
behavioral1/memory/2740-19-0x0000000000400000-0x000000000042A000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3044 set thread context of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 2740 set thread context of 1248	2740	diskperf.exe	21
PID 2740 set thread context of 1248	2740	diskperf.exe	21
PID 2568 set thread context of 1248	2568	help.exe	21

System Location Discovery: System Language Discovery 1 TTPs 3 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	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	help.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2740	diskperf.exe
2740	diskperf.exe
2740	diskperf.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe
2568	help.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2740	diskperf.exe
2740	diskperf.exe
2740	diskperf.exe
2740	diskperf.exe
2568	help.exe
2568	help.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2740	diskperf.exe
Token: SeDebugPrivilege	2568	help.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 3044 wrote to memory of 2740	3044	c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe	30
PID 1248 wrote to memory of 2568	1248	Explorer.EXE	31
PID 1248 wrote to memory of 2568	1248	Explorer.EXE	31
PID 1248 wrote to memory of 2568	1248	Explorer.EXE	31
PID 1248 wrote to memory of 2568	1248	Explorer.EXE	31
PID 2568 wrote to memory of 3064	2568	help.exe	32
PID 2568 wrote to memory of 3064	2568	help.exe	32
PID 2568 wrote to memory of 3064	2568	help.exe	32
PID 2568 wrote to memory of 3064	2568	help.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\c064ec37ffd4521397a436a9d0c3da18_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\diskperf.exe
    "C:\Windows\SysWOW64\diskperf.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2740
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:2568
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\diskperf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3064

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/1248-16-0x0000000003F70000-0x0000000004070000-memory.dmp

Filesize
1024KB

Download
memory/1248-26-0x0000000007D20000-0x0000000007E2B000-memory.dmp

Filesize
1.0MB

Download
memory/1248-21-0x00000000079D0000-0x0000000007B01000-memory.dmp

Filesize
1.2MB

Download
memory/1248-22-0x0000000007D20000-0x0000000007E2B000-memory.dmp

Filesize
1.0MB

Download
memory/1248-17-0x00000000079D0000-0x0000000007B01000-memory.dmp

Filesize
1.2MB

Download
memory/2568-23-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2568-25-0x00000000003C0000-0x00000000003C6000-memory.dmp

Filesize
24KB

Download
memory/2740-10-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2740-15-0x00000000001F0000-0x0000000000204000-memory.dmp

Filesize
80KB

Download
memory/2740-14-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2740-12-0x00000000009C0000-0x0000000000CC3000-memory.dmp

Filesize
3.0MB

Download
memory/2740-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2740-20-0x00000000003A0000-0x00000000003B4000-memory.dmp

Filesize
80KB

Download
memory/2740-19-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/2740-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3044-11-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3044-0-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x0000000000400000-0x000000000051F000-memory.dmp

Filesize
1.1MB

Download
memory/3044-2-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download

Analysis

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