formbook | 2776237004407d8c72906ce72050cda1b0d9abeb20e313abf7a98e6fea03ce8d

General

Target

obizx.exe
Size

407KB
MD5

49d580ed801dcd3c12a2bf56e82a3baa
SHA1

ee97619d2e4a2dcec42a9a184fdead03b3016690
SHA256

2776237004407d8c72906ce72050cda1b0d9abeb20e313abf7a98e6fea03ce8d
SHA512

fbf3c5c087a96b70c9e1f95f17084fbb671f3f1fbaf5050ed4617ee869eef0c4b0365b48a07ca7a480f14ba682b3b89e246c2b15c4bea562e2099b8fbf4f6485

Score

10^/10

formbook fkt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fkt8

C2

http://www.grampianscottages.com/fkt8/

Decoy

chosenvoicesrising.com

sinanbodur.com

ajayforchange.com

ucp.coffee

voteyatooma.com

budgetsignsco.com

greenscheme.xyz

bscvbuye.xyz

onlineslot.website

posta-sk-online.com

lawrencesmithart.com

clubbiohack.com

rancrypto.net

ankitanandroy.com

mdexam.info

rochx7.com

experiencegreatness.site

rooferseeker.com

xy-marine.com

tecnograss.com

Signatures

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

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/536-61-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/536-62-0x000000000041F0C0-mapping.dmp	formbook
behavioral1/memory/536-67-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/552-73-0x00000000000D0000-0x00000000000FF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1672 cmd.exe

pid	process
1672	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

obizx.exeobizx.exesvchost.exe

description	pid	process	target process
PID 1544 set thread context of 536	1544	obizx.exe	obizx.exe
PID 536 set thread context of 1376	536	obizx.exe	Explorer.EXE
PID 536 set thread context of 1376	536	obizx.exe	Explorer.EXE
PID 552 set thread context of 1376	552	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

obizx.exeobizx.exesvchost.exe

pid	process
1544	obizx.exe
536	obizx.exe
536	obizx.exe
536	obizx.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe
552	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

obizx.exesvchost.exe

pid process

536 obizx.exe
536 obizx.exe
536 obizx.exe
536 obizx.exe
552 svchost.exe
552 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

obizx.exeobizx.exesvchost.exe

description pid process

Token: SeDebugPrivilege 1544 obizx.exe
Token: SeDebugPrivilege 536 obizx.exe
Token: SeDebugPrivilege 552 svchost.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1376 Explorer.EXE
1376 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1376 Explorer.EXE
1376 Explorer.EXE

pid	process
536	obizx.exe
536	obizx.exe
536	obizx.exe
536	obizx.exe
552	svchost.exe
552	svchost.exe

description	pid	process
Token: SeDebugPrivilege	1544	obizx.exe
Token: SeDebugPrivilege	536	obizx.exe
Token: SeDebugPrivilege	552	svchost.exe

pid	process
1376	Explorer.EXE
1376	Explorer.EXE

pid	process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

obizx.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 1544 wrote to memory of 472	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 472	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 472	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 472	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1544 wrote to memory of 536	1544	obizx.exe	obizx.exe
PID 1376 wrote to memory of 552	1376	Explorer.EXE	svchost.exe
PID 1376 wrote to memory of 552	1376	Explorer.EXE	svchost.exe
PID 1376 wrote to memory of 552	1376	Explorer.EXE	svchost.exe
PID 1376 wrote to memory of 552	1376	Explorer.EXE	svchost.exe
PID 552 wrote to memory of 1672	552	svchost.exe	cmd.exe
PID 552 wrote to memory of 1672	552	svchost.exe	cmd.exe
PID 552 wrote to memory of 1672	552	svchost.exe	cmd.exe
PID 552 wrote to memory of 1672	552	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1376

C:\Users\Admin\AppData\Local\Temp\obizx.exe
"C:\Users\Admin\AppData\Local\Temp\obizx.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1544

C:\Users\Admin\AppData\Local\Temp\obizx.exe
"C:\Users\Admin\AppData\Local\Temp\obizx.exe"
3⤵
PID:472

C:\Users\Admin\AppData\Local\Temp\obizx.exe
"C:\Users\Admin\AppData\Local\Temp\obizx.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:536

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:552

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\obizx.exe"
3⤵
- Deletes itself
PID:1672

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/536-65-0x0000000000320000-0x0000000000334000-memory.dmp

Filesize
80KB

Download
memory/536-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/536-68-0x0000000000360000-0x0000000000374000-memory.dmp

Filesize
80KB

Download
memory/536-62-0x000000000041F0C0-mapping.dmp

Download
memory/536-64-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download
memory/536-59-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/536-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/536-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/552-73-0x00000000000D0000-0x00000000000FF000-memory.dmp

Filesize
188KB

Download
memory/552-72-0x0000000000A60000-0x0000000000A68000-memory.dmp

Filesize
32KB

Download
memory/552-74-0x0000000000640000-0x0000000000943000-memory.dmp

Filesize
3.0MB

Download
memory/552-75-0x0000000000550000-0x00000000005E3000-memory.dmp

Filesize
588KB

Download
memory/552-70-0x0000000000000000-mapping.dmp

Download
memory/1376-76-0x0000000007000000-0x000000000714F000-memory.dmp

Filesize
1.3MB

Download
memory/1376-66-0x00000000068C0000-0x0000000006A2E000-memory.dmp

Filesize
1.4MB

Download
memory/1376-69-0x0000000003E20000-0x0000000003EF2000-memory.dmp

Filesize
840KB

Download
memory/1544-56-0x00000000021F0000-0x00000000021F1000-memory.dmp

Filesize
4KB

Download
memory/1544-55-0x0000000074B91000-0x0000000074B93000-memory.dmp

Filesize
8KB

Download
memory/1544-58-0x0000000000800000-0x0000000000850000-memory.dmp

Filesize
320KB

Download
memory/1544-57-0x0000000000440000-0x0000000000447000-memory.dmp

Filesize
28KB

Download
memory/1544-53-0x0000000000850000-0x0000000000851000-memory.dmp

Filesize
4KB

Download
memory/1672-71-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads