formbook | db8786690ce15dda3cd015a9ab087eee109883b1bbcb905e916dc43202d92245

General

Target

131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe
Size

832KB
MD5

790a8929e2da4ef90724d5459576dbd6
SHA1

11e1e157ee06cf0b78d947178e3c1ba5a5bc324b
SHA256

131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee
SHA512

176d02efb1c26cfbcba193c55a56530980c82ad6f39a9d6d57e4d975926ebbd61b1c80d41266e4c16be452c29a4c30aec2eff839271e75851052588f0af1e18e

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
behavioral2/memory/3128-115-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3128-117-0x0000000010410000-0x000000001043E000-memory.dmp	formbook
behavioral2/memory/636-124-0x0000000002A00000-0x0000000002A2E000-memory.dmp	formbook

Suspicious use of SetThreadContext 2 IoCs

Processes:

secinit.execontrol.exe

description	pid	process	target process
PID 3128 set thread context of 3020	3128	secinit.exe	Explorer.EXE
PID 636 set thread context of 3020	636	control.exe	Explorer.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 54 IoCs

Processes:

secinit.execontrol.exe

pid	process
3128	secinit.exe
3128	secinit.exe
3128	secinit.exe
3128	secinit.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe
636	control.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

secinit.execontrol.exe

pid process

3128 secinit.exe
3128 secinit.exe
3128 secinit.exe
636 control.exe
636 control.exe

pid	process
3020	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

secinit.execontrol.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3128	secinit.exe
Token: SeDebugPrivilege	636	control.exe
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE
Token: SeShutdownPrivilege	3020	Explorer.EXE
Token: SeCreatePagefilePrivilege	3020	Explorer.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE
3020 Explorer.EXE

pid	process
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE
3020	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exeExplorer.EXEcontrol.exe

description	pid	process	target process
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3008 wrote to memory of 3128	3008	131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe	secinit.exe
PID 3020 wrote to memory of 636	3020	Explorer.EXE	control.exe
PID 3020 wrote to memory of 636	3020	Explorer.EXE	control.exe
PID 3020 wrote to memory of 636	3020	Explorer.EXE	control.exe
PID 636 wrote to memory of 856	636	control.exe	cmd.exe
PID 636 wrote to memory of 856	636	control.exe	cmd.exe
PID 636 wrote to memory of 856	636	control.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3020

C:\Users\Admin\AppData\Local\Temp\131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe
"C:\Users\Admin\AppData\Local\Temp\131218ce7bc6d946ea21940e0b434980b5aaba680514c12d766b8b18e785e2ee.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3008

C:\Windows\SysWOW64\secinit.exe
C:\Windows\System32\secinit.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3128

C:\Windows\SysWOW64\control.exe
"C:\Windows\SysWOW64\control.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:636

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\secinit.exe"
3⤵
PID:856

Network

MITRE ATT&CK Matrix

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Downloads

memory/636-124-0x0000000002A00000-0x0000000002A2E000-memory.dmp

Filesize
184KB

Download
memory/636-126-0x0000000004160000-0x00000000041F3000-memory.dmp

Filesize
588KB

Download
memory/636-125-0x0000000004400000-0x0000000004720000-memory.dmp

Filesize
3.1MB

Download
memory/636-123-0x00000000001E0000-0x0000000000200000-memory.dmp

Filesize
128KB

Download
memory/636-121-0x0000000000000000-mapping.dmp

Download
memory/856-122-0x0000000000000000-mapping.dmp

Download
memory/3008-114-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download
memory/3020-127-0x0000000005D10000-0x0000000005E22000-memory.dmp

Filesize
1.1MB

Download
memory/3020-120-0x00000000089F0000-0x0000000008B75000-memory.dmp

Filesize
1.5MB

Download
memory/3128-116-0x0000000002190000-0x0000000002191000-memory.dmp

Filesize
4KB

Download
memory/3128-119-0x0000000002820000-0x0000000002834000-memory.dmp

Filesize
80KB

Download
memory/3128-118-0x0000000004340000-0x0000000004660000-memory.dmp

Filesize
3.1MB

Download
memory/3128-117-0x0000000010410000-0x000000001043E000-memory.dmp

Filesize
184KB

Download
memory/3128-115-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads