formbook | 2f2c77d7bcd0fbf80b63b7b2e60b8192130c285bce2f946f021dee83954254e6

General

Target

f97e137e_by_Libranalysis.exe
Size

804KB
MD5

f97e137e249bb393fd88b7dec1ddf9a2
SHA1

09e3865d681b8670aa9a1ef184c06ca40927d94c
SHA256

2f2c77d7bcd0fbf80b63b7b2e60b8192130c285bce2f946f021dee83954254e6
SHA512

de554f995d7d94be652f0e5eb430745fa1329ed06d216b0b107c330831155d737fde91bd74835c3c6bdbf713fa16744fc555a922722886f5aaeb4d65fb0fa014

Score

10^/10

formbook modiloader persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/3nop/

Decoy

bakecakesandmore.com

shenglisuoye.com

chinapopfactory.com

ynlrhd.com

liqourforyou.com

leonqamil.com

meccafon.com

online-marketing-strategie.biz

rbfxi.com

frseyb.info

leyu91.com

hotsmail.today

beepot.tech

dunaemmetmobility.com

sixpenceworkshop.com

incrediblefavorcoaching.com

pofo.info

yanshudaili.com

yellowbrickwedding.com

paintpartyblueprint.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader

Formbook Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/948-66-0x0000000000000000-mapping.dmp	formbook
behavioral1/memory/948-68-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral1/memory/1416-74-0x00000000000C0000-0x00000000000ED000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

NAPSTAT.EXE

description	ioc	process
Key created	\Registry\User\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	NAPSTAT.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\JJ80ZL50_PH = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	NAPSTAT.EXE

Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Processes:

NAPSTAT.EXE

description ioc process

Key created \Registry\User\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run NAPSTAT.EXE

description	ioc	process
Key created	\Registry\User\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	NAPSTAT.EXE

Suspicious use of SetThreadContext 2 IoCs

Processes:

ieinstal.exeNAPSTAT.EXE

description	pid	process	target process
PID 948 set thread context of 1176	948	ieinstal.exe	Explorer.EXE
PID 1416 set thread context of 1176	1416	NAPSTAT.EXE	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

NAPSTAT.EXE

description	ioc	process
Key created	\Registry\User\S-1-5-21-2513283230-931923277-594887482-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	NAPSTAT.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

ieinstal.exeNAPSTAT.EXE

pid	process
948	ieinstal.exe
948	ieinstal.exe
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE
1416	NAPSTAT.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

ieinstal.exeNAPSTAT.EXE

pid process

948 ieinstal.exe
948 ieinstal.exe
948 ieinstal.exe
1416 NAPSTAT.EXE
1416 NAPSTAT.EXE
1416 NAPSTAT.EXE
1416 NAPSTAT.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ieinstal.exeNAPSTAT.EXE

description pid process

Token: SeDebugPrivilege 948 ieinstal.exe
Token: SeDebugPrivilege 1416 NAPSTAT.EXE
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1176 Explorer.EXE
1176 Explorer.EXE
1176 Explorer.EXE
1176 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1176 Explorer.EXE
1176 Explorer.EXE
1176 Explorer.EXE
1176 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	948	ieinstal.exe
Token: SeDebugPrivilege	1416	NAPSTAT.EXE

pid	process
1176	Explorer.EXE
1176	Explorer.EXE
1176	Explorer.EXE
1176	Explorer.EXE

pid	process
1176	Explorer.EXE
1176	Explorer.EXE
1176	Explorer.EXE
1176	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

f97e137e_by_Libranalysis.exeExplorer.EXENAPSTAT.EXE

description	pid	process	target process
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1672 wrote to memory of 948	1672	f97e137e_by_Libranalysis.exe	ieinstal.exe
PID 1176 wrote to memory of 1416	1176	Explorer.EXE	NAPSTAT.EXE
PID 1176 wrote to memory of 1416	1176	Explorer.EXE	NAPSTAT.EXE
PID 1176 wrote to memory of 1416	1176	Explorer.EXE	NAPSTAT.EXE
PID 1176 wrote to memory of 1416	1176	Explorer.EXE	NAPSTAT.EXE
PID 1416 wrote to memory of 732	1416	NAPSTAT.EXE	Firefox.exe
PID 1416 wrote to memory of 732	1416	NAPSTAT.EXE	Firefox.exe
PID 1416 wrote to memory of 732	1416	NAPSTAT.EXE	Firefox.exe
PID 1416 wrote to memory of 732	1416	NAPSTAT.EXE	Firefox.exe
PID 1416 wrote to memory of 732	1416	NAPSTAT.EXE	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1176

C:\Users\Admin\AppData\Local\Temp\f97e137e_by_Libranalysis.exe
"C:\Users\Admin\AppData\Local\Temp\f97e137e_by_Libranalysis.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1672

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:948

C:\Windows\SysWOW64\NAPSTAT.EXE
"C:\Windows\SysWOW64\NAPSTAT.EXE"
2⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1416

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:732

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\-65A6372\-65logim.jpeg
MD5
5d9de0d873a5d725de5a21d83528c1f4

SHA1
193929c5fc962fac801241f3ce3ecbab3b40f555

SHA256
e81968c3839e73a9ff7fbe6f86036e54612dfe844ff0df48c8b5bf65246bfc07

SHA512
fc6f8a38ff3966a3905a94dba90084d0501a447568c36cc7170b697ab127411944bdf7b3a53dee181ee92beab795886b9b0561c43bd6231cfa9a160895d91c51

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrf.ini
MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logri.ini
MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\-65A6372\-65logrv.ini
MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/732-79-0x0000000000000000-mapping.dmp

Download
memory/732-80-0x000000013F790000-0x000000013F823000-memory.dmp

Filesize
588KB

Download
memory/732-81-0x0000000000060000-0x0000000000187000-memory.dmp

Filesize
1.2MB

Download
memory/948-68-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/948-66-0x0000000000000000-mapping.dmp

Download
memory/948-67-0x00000000000A0000-0x00000000000A1000-memory.dmp

Filesize
4KB

Download
memory/948-69-0x0000000002140000-0x0000000002443000-memory.dmp

Filesize
3.0MB

Download
memory/948-70-0x0000000000260000-0x0000000000274000-memory.dmp

Filesize
80KB

Download
memory/1176-78-0x0000000004880000-0x000000000495A000-memory.dmp

Filesize
872KB

Download
memory/1176-71-0x0000000004990000-0x0000000004AE7000-memory.dmp

Filesize
1.3MB

Download
memory/1416-74-0x00000000000C0000-0x00000000000ED000-memory.dmp

Filesize
180KB

Download
memory/1416-77-0x0000000001D90000-0x0000000001E23000-memory.dmp

Filesize
588KB

Download
memory/1416-75-0x0000000002060000-0x0000000002363000-memory.dmp

Filesize
3.0MB

Download
memory/1416-73-0x00000000007B0000-0x00000000007F6000-memory.dmp

Filesize
280KB

Download
memory/1416-72-0x0000000000000000-mapping.dmp

Download
memory/1672-60-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1672-65-0x0000000075971000-0x0000000075973000-memory.dmp

Filesize
8KB

Download
memory/1672-62-0x00000000002A0000-0x00000000002BA000-memory.dmp

Filesize
104KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads