formbook | fedf55446e010cc987ff0313ac685c616e4a01f30a6cc807b3b95fb859714f8b

General

Target

ffd0eebbad68d358abbed65a378e6e9e.exe
Size

423KB
MD5

ffd0eebbad68d358abbed65a378e6e9e
SHA1

769159c6e1a5400304839759257018d373c5c507
SHA256

fedf55446e010cc987ff0313ac685c616e4a01f30a6cc807b3b95fb859714f8b
SHA512

350fbf14b20d21b401f78c3b0c1b9f940a6e5221b59317a7f9f268e96327691891428b78367abd549b64eef027aec181d5aec75c381d9fb383cb3512b186a0e5

Score

10^/10

formbook h4d0 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

h4d0

Decoy

onlinefinejewelry.com

samstringermusic.com

beam-lettings.info

optimumcoin.xyz

fasa.xyz

creativedime.com

eihncuz.online

griffin2008.top

europcarlive.com

jxhcar.com

museumsshop.international

bonolaboral-lnterbank.com

kelebandis.xyz

hiddenlakeranch.net

carelessyouth.com

jfkilfoil.store

potok-it-ua.site

magdulemediation.com

shakadal.xyz

coastconstructionfl.com

Signatures

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

Formbook Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3664-116-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3664-117-0x000000000041F130-mapping.dmp	formbook

Loads dropped DLL 1 IoCs

Processes:

ffd0eebbad68d358abbed65a378e6e9e.exe

pid process

2440 ffd0eebbad68d358abbed65a378e6e9e.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ffd0eebbad68d358abbed65a378e6e9e.exe

description pid process target process

PID 2440 set thread context of 3664 2440 ffd0eebbad68d358abbed65a378e6e9e.exe ffd0eebbad68d358abbed65a378e6e9e.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

ffd0eebbad68d358abbed65a378e6e9e.exe

pid process

3664 ffd0eebbad68d358abbed65a378e6e9e.exe
3664 ffd0eebbad68d358abbed65a378e6e9e.exe

pid	process
2440	ffd0eebbad68d358abbed65a378e6e9e.exe

description	pid	process	target process
PID 2440 set thread context of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe

pid	process
3664	ffd0eebbad68d358abbed65a378e6e9e.exe
3664	ffd0eebbad68d358abbed65a378e6e9e.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

ffd0eebbad68d358abbed65a378e6e9e.exe

description	pid	process	target process
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe
PID 2440 wrote to memory of 3664	2440	ffd0eebbad68d358abbed65a378e6e9e.exe	ffd0eebbad68d358abbed65a378e6e9e.exe

C:\Users\Admin\AppData\Local\Temp\ffd0eebbad68d358abbed65a378e6e9e.exe
"C:\Users\Admin\AppData\Local\Temp\ffd0eebbad68d358abbed65a378e6e9e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2440

C:\Users\Admin\AppData\Local\Temp\ffd0eebbad68d358abbed65a378e6e9e.exe
"C:\Users\Admin\AppData\Local\Temp\ffd0eebbad68d358abbed65a378e6e9e.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3664

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\nsbF956.tmp\yhdzjlqcadc.dll
MD5
f21d6dcfc975106c12aa9dc1ec3b6c72

SHA1
3f3d0a17de921f804bb8206d6d56b95afb2d4e00

SHA256
56afede8c297ddf311728ff6717e45c93ca5cf3af3d0295ea57fc83e3ec80512

SHA512
34b369eddd14ad8627b15aebf5accdd32dede7241b453b0aa4b28f22a11991c9eb3a1fef47924cf1414864c5f0a3553ad3e3878eea376a9fbbd64d14f7e6cb7e

Download Submit
memory/3664-116-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/3664-117-0x000000000041F130-mapping.dmp

Download
memory/3664-118-0x0000000000A40000-0x0000000000D60000-memory.dmp

Filesize
3.1MB

Download

Analysis

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