formbook | 31484ef741b768334de711e353731bd89c67711df613b4e175f1205531a53c00

General

Target

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe
Size

814KB
MD5

9ec16b6ca90830f0b441ea3e8165ac6f
SHA1

fc6430b311fcc6176fa5b1cb00f5a173c88c7556
SHA256

31484ef741b768334de711e353731bd89c67711df613b4e175f1205531a53c00
SHA512

0f7e2ed8fb9265466e9de80d0683047628b58624eaa9dd261960c410eea8c6a6e04832f739461659401dec0700521967c210eb7c1be5472c8042f838a5b7e8ad
SSDEEP

12288:vb8bzclUwpdXd04XzCdgfu0JvTkgY05XSn+huL4dxUFxaQOA5i+87QxsBop0wv:vgbeNUgfLxAPeCn+hu3aTA5i+87QxsC

Score

10^/10

formbook fw3d discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fw3d

Decoy

mekohscurls.com

camelbacktownhomes.com

workrelated.net

coukre.com

militiamixedmartialarts.com

oleandrim.net

dgyszxjx.com

admoney.info

myboytoybox.com

caprockacres.com

kenroywilson.com

koheuav.asia

qualifycet.com

safficient.com

alinabica.com

iptvpremiumserver.com

ixiaroboosterprogram.com

societymixersite.club

soulsearcherscny.com

ktwx198.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

Processes:

resource	yara_rule
behavioral1/memory/2728-20-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

description	pid	Process	procid_target
PID 572 set thread context of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31

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 2 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

Processes:

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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

Processes:

schtasks.exe

pid	Process
2836	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

pid	Process
572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe
2728	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

description	pid	Process
Token: SeDebugPrivilege	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe

description	pid	Process	procid_target
PID 572 wrote to memory of 2836	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	29
PID 572 wrote to memory of 2836	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	29
PID 572 wrote to memory of 2836	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	29
PID 572 wrote to memory of 2836	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	29
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31
PID 572 wrote to memory of 2728	572	9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wqbGRpDsVtrmh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp19D7.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2836
- C:\Users\Admin\AppData\Local\Temp\9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\9ec16b6ca90830f0b441ea3e8165ac6f_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2728

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

System Information Discovery

1

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\tmp19D7.tmp

Filesize
1KB

MD5
0620678cefebe848278f4331f4f8db1c

SHA1
46e157ac364d142b917732c6d2fa86fa180770ea

SHA256
12d046fda461a61603363aa891157ac0d40201fea80ffa608d8a970749f798d4

SHA512
413d31dc73ac58edd5f52faa48973c9193f714bf54bcabb44cc51e2ec27994e6ad1fe615cfabe51ea4ffee5b15db04228ff2045d8a100b73b4e4e932b8146e65

Download Submit
memory/572-8-0x0000000000AD0000-0x0000000000B04000-memory.dmp

Filesize
208KB

Download
memory/572-7-0x000000000B470000-0x000000000B50E000-memory.dmp

Filesize
632KB

Download
memory/572-3-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/572-4-0x0000000000480000-0x0000000000496000-memory.dmp

Filesize
88KB

Download
memory/572-1-0x0000000000E80000-0x0000000000F52000-memory.dmp

Filesize
840KB

Download
memory/572-6-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/572-2-0x0000000000B50000-0x0000000000BE6000-memory.dmp

Filesize
600KB

Download
memory/572-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/572-5-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/572-22-0x0000000074690000-0x0000000074D7E000-memory.dmp

Filesize
6.9MB

Download
memory/2728-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2728-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2728-21-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/2728-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2728-23-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads