formbook | f740610774f6f97c82a45cdb50f0bec8f98e4e7dc7d26d9ab097c35b3a92bee6

General

Target

DHL Notification_pdf.exe
Size

836KB
MD5

235408aa1ab6134b378246f863f0b305
SHA1

79683e71665009f608176c5dda986cf5fe79313c
SHA256

f740610774f6f97c82a45cdb50f0bec8f98e4e7dc7d26d9ab097c35b3a92bee6
SHA512

d22e0eb36032d26e1ea42f51669c6db24355b91ba2d543488b28de5359915378e726a8ab991db76230f54f719b420629063324db39136b74ac77c7648d3f3ba0
SSDEEP

12288:UcVxepxE+ZhbKodRLRkW2LkKQmndPN7jmaxgKZ/nXt7virmWhlGLaQYI:vvcbXbbLRkWSv1

Score

10^/10

formbook j17j rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

j17j

Decoy

playphf.live

solarthinfilmtec.com

gdhaoshan.com

posh-designs.com

369andrewst.com

doverupblications.com

hengshangmei.com

decungo.com

checksinthemaiil.com

4localde.com

wetakeoveryourhousepayments.com

overcharge-center.com

mmmmmboulder.com

almaszarrin.net

enterpriseturkey.com

lanierfurniture.com

lhzb726-gw021.vip

onuiol.com

dmitrytodosyev.com

117uuu.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/1172-64-0x000000000041F0A0-mapping.dmp	formbook
behavioral1/memory/1172-63-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1172-70-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/336-73-0x00000000000B0000-0x00000000000DF000-memory.dmp	formbook
behavioral1/memory/336-77-0x00000000000B0000-0x00000000000DF000-memory.dmp	formbook

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1052 cmd.exe

pid	process
1052	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

DHL Notification_pdf.exeDHL Notification_pdf.execscript.exe

description	pid	process	target process
PID 1336 set thread context of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1172 set thread context of 1264	1172	DHL Notification_pdf.exe	Explorer.EXE
PID 336 set thread context of 1264	336	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

DHL Notification_pdf.execscript.exe

pid	process
1172	DHL Notification_pdf.exe
1172	DHL Notification_pdf.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe
336	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DHL Notification_pdf.execscript.exe

pid process

1172 DHL Notification_pdf.exe
1172 DHL Notification_pdf.exe
1172 DHL Notification_pdf.exe
336 cscript.exe
336 cscript.exe

pid	process
1264	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DHL Notification_pdf.execscript.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1172	DHL Notification_pdf.exe
Token: SeDebugPrivilege	336	cscript.exe
Token: SeShutdownPrivilege	1264	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1264 Explorer.EXE
1264 Explorer.EXE

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

pid	process
1264	Explorer.EXE
1264	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

DHL Notification_pdf.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1336 wrote to memory of 1172	1336	DHL Notification_pdf.exe	DHL Notification_pdf.exe
PID 1264 wrote to memory of 336	1264	Explorer.EXE	cscript.exe
PID 1264 wrote to memory of 336	1264	Explorer.EXE	cscript.exe
PID 1264 wrote to memory of 336	1264	Explorer.EXE	cscript.exe
PID 1264 wrote to memory of 336	1264	Explorer.EXE	cscript.exe
PID 336 wrote to memory of 1052	336	cscript.exe	cmd.exe
PID 336 wrote to memory of 1052	336	cscript.exe	cmd.exe
PID 336 wrote to memory of 1052	336	cscript.exe	cmd.exe
PID 336 wrote to memory of 1052	336	cscript.exe	cmd.exe

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

C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1336

C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1172

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:1856

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\DHL Notification_pdf.exe"
3⤵
- Deletes itself
PID:1052

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/336-69-0x0000000000000000-mapping.dmp

Download
memory/336-77-0x00000000000B0000-0x00000000000DF000-memory.dmp

Filesize
188KB

Download
memory/336-75-0x0000000002300000-0x0000000002394000-memory.dmp

Filesize
592KB

Download
memory/336-73-0x00000000000B0000-0x00000000000DF000-memory.dmp

Filesize
188KB

Download
memory/336-72-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/336-71-0x0000000000E30000-0x0000000000E52000-memory.dmp

Filesize
136KB

Download
memory/1052-74-0x0000000000000000-mapping.dmp

Download
memory/1172-66-0x0000000000A80000-0x0000000000D83000-memory.dmp

Filesize
3.0MB

Download
memory/1172-61-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1172-63-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1172-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1172-67-0x00000000001D0000-0x00000000001E5000-memory.dmp

Filesize
84KB

Download
memory/1172-64-0x000000000041F0A0-mapping.dmp

Download
memory/1172-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1264-68-0x0000000003D90000-0x0000000003E6B000-memory.dmp

Filesize
876KB

Download
memory/1264-76-0x0000000004E90000-0x0000000004F5E000-memory.dmp

Filesize
824KB

Download
memory/1264-78-0x0000000004E90000-0x0000000004F5E000-memory.dmp

Filesize
824KB

Download
memory/1336-54-0x0000000000FE0000-0x00000000010B8000-memory.dmp

Filesize
864KB

Download
memory/1336-59-0x00000000005D0000-0x0000000000614000-memory.dmp

Filesize
272KB

Download
memory/1336-58-0x0000000005100000-0x000000000517C000-memory.dmp

Filesize
496KB

Download
memory/1336-57-0x00000000003B0000-0x00000000003BE000-memory.dmp

Filesize
56KB

Download
memory/1336-56-0x00000000003A0000-0x00000000003B6000-memory.dmp

Filesize
88KB

Download
memory/1336-55-0x0000000075F01000-0x0000000075F03000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads