formbook | 032c66d81ce4a924a55d617dffa477aa00585353bcb9a5737a41130cfbe0d054

General

Target

e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
Size

744KB
MD5

e5499b1ba3f0708bf02685a5d8615f86
SHA1

4f50a2c9acd8b45589fe79423f59735fe8e0e5df
SHA256

032c66d81ce4a924a55d617dffa477aa00585353bcb9a5737a41130cfbe0d054
SHA512

d5e09da1485faab13bd36f2cd265791ca42fe7bfe00ef65b6efc402d3c8100ac49ede313aa803432a0690f55e4b6dd7bacd11f24c3429abdb7a6facf5df0b5bd
SSDEEP

12288:gEYMt4NZddWiui/HFtZ0dg9p+RkArg/KS1OsjQ4W10HK7zaWnPDmy1COQ2b9A87M:mLH9p2gwZFLPiy1lJcmhyXkwoAEpAqH0

Score

10^/10

formbook o4ms rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

o4ms

Decoy

fishingboatpub.com

trebor72.com

qualitycleanaustralia.com

amphilykenyx.com

jayte90.net

alveegrace.com

le-fleursoleil.com

volumoffer.com

businessbookwriters.com

alpin-art.com

firsttastetogo.com

catofc.com

ref-290.com

sbo2008.com

fortlauderdaleelevators.com

shanghaiyalian.com

majestybags.com

afcerd.com

myceliated.com

ls0a.com

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2596-19-0x0000000000400000-0x000000000042E000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

description	pid	process	target process
PID 2372 set thread context of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2908 schtasks.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

pid process

2596 e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

pid	process
2908	schtasks.exe

pid	process
2596	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

description	pid	process	target process
PID 2372 wrote to memory of 2908	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	schtasks.exe
PID 2372 wrote to memory of 2908	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	schtasks.exe
PID 2372 wrote to memory of 2908	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	schtasks.exe
PID 2372 wrote to memory of 2908	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	schtasks.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
PID 2372 wrote to memory of 2596	2372	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe	e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2372

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cfUvoZI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFB6F.tmp"
2⤵
- Creates scheduled task(s)
PID:2908

C:\Users\Admin\AppData\Local\Temp\e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5499b1ba3f0708bf02685a5d8615f86_JaffaCakes118.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2596

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpFB6F.tmp
Filesize
1KB

MD5
7d9660d658764e64ac2b5488cac9363f

SHA1
10c68492adae08dead5b1fed4a1002311b3066a0

SHA256
c5320d98f46b4580d4a1347eadf702c0ce06584366dcc7fec007227071e0523e

SHA512
ce391978ded1d7e0988fec8651d36e65141debaad67f391481a639f1f025165a2f9b2bd534799e1d22ae5ded9327095043aa976110dee6569f5f07e9fc51954e

Download Submit
memory/2372-6-0x0000000007F70000-0x0000000008014000-memory.dmp

Filesize
656KB

Download
memory/2372-0-0x0000000000C10000-0x0000000000CD0000-memory.dmp

Filesize
768KB

Download
memory/2372-3-0x0000000000500000-0x0000000000516000-memory.dmp

Filesize
88KB

Download
memory/2372-4-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2372-5-0x00000000046A0000-0x00000000046E0000-memory.dmp

Filesize
256KB

Download
memory/2372-1-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2372-7-0x0000000000A50000-0x0000000000A84000-memory.dmp

Filesize
208KB

Download
memory/2372-2-0x00000000046A0000-0x00000000046E0000-memory.dmp

Filesize
256KB

Download
memory/2372-20-0x00000000742E0000-0x00000000749CE000-memory.dmp

Filesize
6.9MB

Download
memory/2596-15-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2596-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2596-19-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2596-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2596-21-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads