formbook | 89647ed0cd02e4a7ac6a8ad32b5e6858eefbb126e291999a56984e314aab54d2

General

Target

Inward Remittance 0023412.exe
Size

622KB
MD5

adf9f1eb207088d94953bba4f1b973b7
SHA1

cd4bfc0b22618beb13ac9bf9d7c16d6039ff89fb
SHA256

13714cb6b152e5d8ef04df8c5cf8f59cc8a1414de5be33b52d784e928a67ab0f
SHA512

f7bf0732c656e0ae8df3d33224acd1abdc3578a41b04d52a86fc2492cf5f97e0eedd348624438aa65858b823fb69515329e006082b32ef97b685ff9f8e9fd71d
SSDEEP

12288:CBjvvebB+KAbrqwnnngkaG/mBUx5ltEe:Kv+IbrqwngkasmBe5lt

Score

10^/10

formbook gtt8 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gtt8

Decoy

thesuccessbot.com

rittercivil.com

jt1.fun

d365extension.com

quqoxeq.top

visittworiverswi.com

bfprotienda.com

greenhabitsph.com

ladmere.com

clockboutiques.com

minwart.xyz

xinyuejiancai.online

eggsl.com

fetchingcandles.com

skywatiniya.com

hinkley.news

realityonlineenterprises.com

teamcroissant.com

esfera-pv.ch

herdadedosmontesbastos.com

Signatures

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

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1104-64-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1104-68-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1104-76-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/676-78-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/676-80-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1860 cmd.exe

pid	process
1860	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Inward Remittance 0023412.exeInward Remittance 0023412.exeNAPSTAT.EXE

description	pid	process	target process
PID 1748 set thread context of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1104 set thread context of 1192	1104	Inward Remittance 0023412.exe	Explorer.EXE
PID 1104 set thread context of 1192	1104	Inward Remittance 0023412.exe	Explorer.EXE
PID 676 set thread context of 1192	676	NAPSTAT.EXE	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

Inward Remittance 0023412.exeNAPSTAT.EXE

pid	process
1104	Inward Remittance 0023412.exe
1104	Inward Remittance 0023412.exe
1104	Inward Remittance 0023412.exe
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE
676	NAPSTAT.EXE

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE

pid	process
1192	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Inward Remittance 0023412.exeNAPSTAT.EXE

pid	process
1104	Inward Remittance 0023412.exe
1104	Inward Remittance 0023412.exe
1104	Inward Remittance 0023412.exe
1104	Inward Remittance 0023412.exe
676	NAPSTAT.EXE
676	NAPSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Inward Remittance 0023412.exeNAPSTAT.EXE

description pid process

Token: SeDebugPrivilege 1104 Inward Remittance 0023412.exe
Token: SeDebugPrivilege 676 NAPSTAT.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE
1192 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1192 Explorer.EXE
1192 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1104	Inward Remittance 0023412.exe
Token: SeDebugPrivilege	676	NAPSTAT.EXE

pid	process
1192	Explorer.EXE
1192	Explorer.EXE

pid	process
1192	Explorer.EXE
1192	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Inward Remittance 0023412.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1748 wrote to memory of 1104	1748	Inward Remittance 0023412.exe	Inward Remittance 0023412.exe
PID 1192 wrote to memory of 676	1192	Explorer.EXE	NAPSTAT.EXE
PID 1192 wrote to memory of 676	1192	Explorer.EXE	NAPSTAT.EXE
PID 1192 wrote to memory of 676	1192	Explorer.EXE	NAPSTAT.EXE
PID 1192 wrote to memory of 676	1192	Explorer.EXE	NAPSTAT.EXE
PID 676 wrote to memory of 1860	676	NAPSTAT.EXE	cmd.exe
PID 676 wrote to memory of 1860	676	NAPSTAT.EXE	cmd.exe
PID 676 wrote to memory of 1860	676	NAPSTAT.EXE	cmd.exe
PID 676 wrote to memory of 1860	676	NAPSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1192

C:\Users\Admin\AppData\Local\Temp\Inward Remittance 0023412.exe
"C:\Users\Admin\AppData\Local\Temp\Inward Remittance 0023412.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1748

C:\Users\Admin\AppData\Local\Temp\Inward Remittance 0023412.exe
"C:\Users\Admin\AppData\Local\Temp\Inward Remittance 0023412.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1104

C:\Windows\SysWOW64\NAPSTAT.EXE
"C:\Windows\SysWOW64\NAPSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:676

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Inward Remittance 0023412.exe"
3⤵
- Deletes itself
PID:1860

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/676-75-0x0000000000530000-0x0000000000576000-memory.dmp

Filesize
280KB

Download
memory/676-83-0x0000000001E90000-0x0000000001F24000-memory.dmp

Filesize
592KB

Download
memory/676-80-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/676-79-0x0000000002020000-0x0000000002323000-memory.dmp

Filesize
3.0MB

Download
memory/676-78-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/676-77-0x0000000000530000-0x0000000000576000-memory.dmp

Filesize
280KB

Download
memory/1104-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1104-73-0x0000000000380000-0x0000000000395000-memory.dmp

Filesize
84KB

Download
memory/1104-62-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1104-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1104-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1104-76-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1104-67-0x0000000000800000-0x0000000000B03000-memory.dmp

Filesize
3.0MB

Download
memory/1104-69-0x00000000001F0000-0x0000000000205000-memory.dmp

Filesize
84KB

Download
memory/1104-68-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1192-74-0x0000000004E70000-0x0000000004F2C000-memory.dmp

Filesize
752KB

Download
memory/1192-70-0x0000000004D30000-0x0000000004E6A000-memory.dmp

Filesize
1.2MB

Download
memory/1192-87-0x0000000006B00000-0x0000000006C2A000-memory.dmp

Filesize
1.2MB

Download
memory/1192-66-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

Filesize
1024KB

Download
memory/1192-85-0x0000000006B00000-0x0000000006C2A000-memory.dmp

Filesize
1.2MB

Download
memory/1192-84-0x0000000006B00000-0x0000000006C2A000-memory.dmp

Filesize
1.2MB

Download
memory/1192-82-0x0000000002DE0000-0x0000000002EE0000-memory.dmp

Filesize
1024KB

Download
memory/1748-57-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1748-56-0x00000000002D0000-0x00000000002E2000-memory.dmp

Filesize
72KB

Download
memory/1748-58-0x0000000000420000-0x000000000042A000-memory.dmp

Filesize
40KB

Download
memory/1748-55-0x0000000004D40000-0x0000000004D80000-memory.dmp

Filesize
256KB

Download
memory/1748-59-0x0000000005DB0000-0x0000000005E20000-memory.dmp

Filesize
448KB

Download
memory/1748-60-0x00000000045B0000-0x00000000045E8000-memory.dmp

Filesize
224KB

Download
memory/1748-54-0x0000000000E30000-0x0000000000ED2000-memory.dmp

Filesize
648KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads