formbook | 9701e87ea4beda798663d1e09569103cc9dcf517e2e9ad41d0f9304247cf2f1c

General

Target

d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe
Size

1015KB
MD5

d239aa442968f1ecd78ec3fead79f1c5
SHA1

28d69f73c75a419ced1bed487f14ea09dab85b7a
SHA256

9701e87ea4beda798663d1e09569103cc9dcf517e2e9ad41d0f9304247cf2f1c
SHA512

c030f718b976b856d2aad62f9de5d7298139bd2dc718c796693007ec59af7d985ec1225a278715a224a2fde20421867f6d318acba4968854083e8085828b1395
SSDEEP

24576:BWzf2ryot2cyzmPLtEux5fXDj7RplYRIVcfc2:BWCMfG1xj1plYq9

Score

10^/10

formbook gbs discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gbs

Decoy

luxuryinstalls.com

thatszesty.com

distributed.team

cilaf.com

aspenonmain.com

clivehamiltonstone.com

alternadoresdelta.com

tortises.com

rivenguard.mobi

ileverageagency.com

etcglobaltrading.com

thetotalbusinesssolution.com

referralfromeap.com

influencermonk.com

shopartthekid.com

thestorycollectorinc.com

kichunclub.com

virginiaparent.com

comptoirsolis.com

wwwthenewyorktimes.com

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/1764-16-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2700 set thread context of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32

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	d239aa442968f1ecd78ec3fead79f1c5_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
1664	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe
2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe
1764	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 1664	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	30
PID 2700 wrote to memory of 1664	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	30
PID 2700 wrote to memory of 1664	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	30
PID 2700 wrote to memory of 1664	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	30
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32
PID 2700 wrote to memory of 1764	2700	d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d239aa442968f1ecd78ec3fead79f1c5_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:2700
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZaIDWzKCuyKIFR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp58DA.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1664
- C:\Users\Admin\AppData\Local\Temp\d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d239aa442968f1ecd78ec3fead79f1c5_JaffaCakes118.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1764

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\tmp58DA.tmp

Filesize
1KB

MD5
fc50ec29251b2ddc17eb5f57f4cab7b0

SHA1
5e93a5854a7cdc0d81433eef2d7a7c69c8ed3274

SHA256
f169b1b66e9bc4d8f190659c1b237398c9179c560c26d059109a69222c437baa

SHA512
cc76a5fb46b0e43800b557bfe7cf8c887fa232bad6ab20d86d89c2b47cf449ffa80451345e9e561c485257522380f43a7bcedf0616fd7d74c2c921a09d6bd2d7

Download Submit
memory/1764-18-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/1764-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1764-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1764-16-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1764-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2700-3-0x0000000000A70000-0x0000000000A7A000-memory.dmp

Filesize
40KB

Download
memory/2700-6-0x0000000004B20000-0x0000000004B82000-memory.dmp

Filesize
392KB

Download
memory/2700-5-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2700-4-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/2700-0-0x000000007481E000-0x000000007481F000-memory.dmp

Filesize
4KB

Download
memory/2700-2-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2700-17-0x0000000074810000-0x0000000074EFE000-memory.dmp

Filesize
6.9MB

Download
memory/2700-1-0x00000000010E0000-0x00000000011E4000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads