formbook | 69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0f

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
05/08/2023, 10:33

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General

Target

69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe
Size

283KB
MD5

3ebc4be338c1302a6f6e0bd7b54fe53e
SHA1

815f0f48fa90603919cf33ba25f99cf0a4b9996d
SHA256

69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0f
SHA512

fac2ca3553cbad3c1f875e725cc65b116298c8b730902c4b7a0c48fbd957015e38d7df332bfc54266215407ac7f0059046aabf176e08f4e9bc945926fbeb3944
SSDEEP

6144:/Ya6BoVt7aHVDMwNv7veEH06QgBQxj3yMu9LQs6QRVdk1g:/YTM7aBNv7vuIQ5yzaQu2

Score

10^/10

formbook sn26 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

sn26

Decoy

resenha10.bet

gulshan-rajput.com

xbus.tech

z813my.cfd

wlxzjlny.cfd

auntengotiempo.com

canada-reservation.com

thegiftcompany.shop

esthersilveirapropiedades.com

1wapws.top

ymjblnvo.cfd

termokimik.net

kushiro-artist-school.com

bmmboo.com

caceresconstructionservices.com

kentuckywalkabout.com

bringyourcart.com

miamiwinetour.com

bobcatsocial.site

thirdmind.network

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/2772-62-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Loads dropped DLL 1 IoCs

pid	Process
2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2340 set thread context of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2772	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1
PID 2340 wrote to memory of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1
PID 2340 wrote to memory of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1
PID 2340 wrote to memory of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1
PID 2340 wrote to memory of 2772	2340	69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe	1

C:\Users\Admin\AppData\Local\Temp\69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:2772

C:\Users\Admin\AppData\Local\Temp\69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\69b78313535ef2b6dc89c71b8c389907e8a02cccb5d9fdee05833d69aac84c0fexe_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsd92CF.tmp\bloacmpyke.dll

Filesize
138KB

MD5
47dc5740ac18d6324cc40f383058f095

SHA1
547e1bd449278f35ee2fa212a486bb12ad42ff84

SHA256
f3256c298bef3b4070df894a2497eccb7619554966299f2a4c26fcf94b7d541d

SHA512
53c9884adadab0a35c6941d96fdb28e47852aa4d1a77b2a96bd6c927ec618fc1b1f9bb4d868eda8a4d25f61b31d74ba3a2b2c96d7b118f7ceac4f78b9508e725

Download Submit
\Users\Admin\AppData\Local\Temp\nsd92CF.tmp\bloacmpyke.dll

Filesize
138KB

MD5
47dc5740ac18d6324cc40f383058f095

SHA1
547e1bd449278f35ee2fa212a486bb12ad42ff84

SHA256
f3256c298bef3b4070df894a2497eccb7619554966299f2a4c26fcf94b7d541d

SHA512
53c9884adadab0a35c6941d96fdb28e47852aa4d1a77b2a96bd6c927ec618fc1b1f9bb4d868eda8a4d25f61b31d74ba3a2b2c96d7b118f7ceac4f78b9508e725

Download Submit
memory/2340-61-0x0000000000390000-0x0000000000392000-memory.dmp

Filesize
8KB

Download
memory/2772-64-0x0000000000910000-0x0000000000C13000-memory.dmp

Filesize
3.0MB

Download
memory/2772-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download