formbook | a93b39035f5ae1ace569c25759239f8c0361bf2462cb22f2a780c14de2821fe4

General

Target

Lettera di restituzione per Siberia LLC.jpeg.exe
Size

893KB
MD5

6e2732d297f1666f6c9eed9de730c39e
SHA1

54df8b2dc7352b75dd09103f2a399fde314e4e53
SHA256

a93b39035f5ae1ace569c25759239f8c0361bf2462cb22f2a780c14de2821fe4
SHA512

0ea8f7a145129ba54132b4833952b66783ade6d28cf9f551800018de6b946e661f7c903405e22136acd037335f43ae8668fd27a3419985f3f932e50b8e6d86d8

Score

10^/10

formbook n7ak rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

n7ak

C2

http://www.kmresults.com/n7ak/

Decoy

modischoolcbse.com

theneverwinter.com

rszkjx-vps-hosting.website

fnihil.com

1pbet.com

nnowzscorrez.com

uaotgvjl.icu

starmapsqatar.com

ekisilani.com

extradeepsheets.com

jam-nins.com

buranly.com

orixentertainment.com

rawtech.energy

myol.guru

utex.club

jiapie.com

wowig.store

wweidlyyl.com

systaskautomation.com

Signatures

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

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/664-56-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/664-58-0x0000000072480000-0x00000000724AE000-memory.dmp	formbook
behavioral1/memory/1880-68-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

logagent.exeraserver.exe

description	pid	process	target process
PID 664 set thread context of 1264	664	logagent.exe	Explorer.EXE
PID 664 set thread context of 1264	664	logagent.exe	Explorer.EXE
PID 1880 set thread context of 1264	1880	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 27 IoCs

Processes:

logagent.exeraserver.exe

pid	process
664	logagent.exe
664	logagent.exe
664	logagent.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe
1880	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

logagent.exeraserver.exe

pid process

664 logagent.exe
664 logagent.exe
664 logagent.exe
664 logagent.exe
1880 raserver.exe
1880 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

logagent.exeraserver.exe

description pid process

Token: SeDebugPrivilege 664 logagent.exe
Token: SeDebugPrivilege 1880 raserver.exe
Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
Suspicious use of SendNotifyMessage 6 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE
1264 Explorer.EXE

pid	process
1264	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	664	logagent.exe
Token: SeDebugPrivilege	1880	raserver.exe

pid	process
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE

pid	process
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE
1264	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Lettera di restituzione per Siberia LLC.jpeg.exelogagent.exeraserver.exe

description	pid	process	target process
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 1356 wrote to memory of 664	1356	Lettera di restituzione per Siberia LLC.jpeg.exe	logagent.exe
PID 664 wrote to memory of 1880	664	logagent.exe	raserver.exe
PID 664 wrote to memory of 1880	664	logagent.exe	raserver.exe
PID 664 wrote to memory of 1880	664	logagent.exe	raserver.exe
PID 664 wrote to memory of 1880	664	logagent.exe	raserver.exe
PID 1880 wrote to memory of 1940	1880	raserver.exe	cmd.exe
PID 1880 wrote to memory of 1940	1880	raserver.exe	cmd.exe
PID 1880 wrote to memory of 1940	1880	raserver.exe	cmd.exe
PID 1880 wrote to memory of 1940	1880	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1264

C:\Users\Admin\AppData\Local\Temp\Lettera di restituzione per Siberia LLC.jpeg.exe
"C:\Users\Admin\AppData\Local\Temp\Lettera di restituzione per Siberia LLC.jpeg.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1356

C:\Windows\SysWOW64\logagent.exe
C:\Windows\System32\logagent.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:664

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1880

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\logagent.exe"
5⤵
PID:1940

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1460

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:628

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:612

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1656

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1804

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2024

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1820

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1872

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1912

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:816

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1312

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1324

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:584

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1924

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:968

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:856

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:1468

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:564

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/664-60-0x00000000001C0000-0x00000000001D4000-memory.dmp

Filesize
80KB

Download
memory/664-62-0x0000000000300000-0x0000000000314000-memory.dmp

Filesize
80KB

Download
memory/664-56-0x0000000000000000-mapping.dmp

Download
memory/664-57-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/664-58-0x0000000072480000-0x00000000724AE000-memory.dmp

Filesize
184KB

Download
memory/664-59-0x0000000002060000-0x0000000002363000-memory.dmp

Filesize
3.0MB

Download
memory/1264-63-0x0000000007130000-0x00000000072CA000-memory.dmp

Filesize
1.6MB

Download
memory/1264-61-0x0000000006AF0000-0x0000000006C7F000-memory.dmp

Filesize
1.6MB

Download
memory/1264-71-0x0000000004280000-0x0000000004321000-memory.dmp

Filesize
644KB

Download
memory/1356-53-0x0000000076A81000-0x0000000076A83000-memory.dmp

Filesize
8KB

Download
memory/1356-54-0x00000000003C0000-0x00000000003C1000-memory.dmp

Filesize
4KB

Download
memory/1880-64-0x0000000000000000-mapping.dmp

Download
memory/1880-68-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/1880-69-0x0000000001FC0000-0x00000000022C3000-memory.dmp

Filesize
3.0MB

Download
memory/1880-67-0x0000000000740000-0x000000000075C000-memory.dmp

Filesize
112KB

Download
memory/1880-70-0x0000000001CF0000-0x0000000001D83000-memory.dmp

Filesize
588KB

Download
memory/1940-66-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads