formbook | fe76d90027602729ed2e7d13c8db252f609f0c99b3c3bc263ac43df01ac93dbe

General

Target

be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe
Size

405KB
MD5

be89164ecb2619c73b8aa49503c87ab3
SHA1

4527ba51a42f2e99a30fa14c0cbac17adb1a4c61
SHA256

fe76d90027602729ed2e7d13c8db252f609f0c99b3c3bc263ac43df01ac93dbe
SHA512

08e8f30f09d79978c49fbae930b305829f63b59655bccb07cc8fc2c7de7c32df2d013d82d1cd931670a0bd8984d08df36ac41186ad59f4a2a3521d6750d92f34
SSDEEP

6144:nInzaVaiwTFpxzm23Kr389xVWoi6uvLruqd6hGZEOQWiqiwjq3ZZH9cDlYLW/Vfd:InzaVaiwo23M6u+qMhGZhxd1QzMTkR2

Score

10^/10

formbook bft discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bft

Decoy

edenicities.com

buntingfordhomeservices.com

nuanceproducoes.com

divasinspire.com

capiturn.com

zbjsn.com

thegioicaytrongnha.com

featherventure.com

onbrandtrading.com

sanguoban.com

doorman.pro

ourhomie.net

iwassickonholiday.com

mrcskin.com

reallycoolmask.com

tkrbeautyinstitut.com

keytomiami.com

sesliduybeni.com

asherwebber.com

starkweatherwindows.net

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2820-16-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2988 set thread context of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	be89164ecb2619c73b8aa49503c87ab3_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

pid	Process
1884	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2820	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 1884	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	31
PID 2988 wrote to memory of 1884	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	31
PID 2988 wrote to memory of 1884	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	31
PID 2988 wrote to memory of 1884	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	31
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33
PID 2988 wrote to memory of 2820	2988	be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fDGILf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFE4C.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1884
- C:\Users\Admin\AppData\Local\Temp\be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\be89164ecb2619c73b8aa49503c87ab3_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2820

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpFE4C.tmp

Filesize
1KB

MD5
6d9ff37df8b0a8788146a01055a8fb6a

SHA1
c1a285f449c8b242cc87f04a89ce076860fb74fd

SHA256
5d10ae8b114ebb41e5b9f3fda2d4503b96d2ea6d52987d8767585d399e933e54

SHA512
0a1305cc3bd33a912012c60e29da8d9a998587739828053130164e3d03d2cf1e27fe2f1ec97c7aac163ba4112405dfc9eb429735a9592a8f7f2a81753a996bdb

Download Submit
memory/2820-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2820-10-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2820-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2820-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2820-17-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/2820-19-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/2988-2-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-3-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-4-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-1-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download
memory/2988-0-0x00000000741F1000-0x00000000741F2000-memory.dmp

Filesize
4KB

Download
memory/2988-18-0x00000000741F0000-0x000000007479B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads