formbook | 3214e7cd557426e9574963492a10f788d059f53c08ace388341fcfed32945c36

General

Target

nalog za kupovinu.exe
Size

715KB
MD5

0d38fa5f3688fd03f6ed4a1185427d9c
SHA1

91f943a7793eb56c425693ff7f3bfa206cc64ea2
SHA256

7df633d240b956e23b7328ae7121f7efc2a80090dbe38f2e0138d90084a795fe
SHA512

bc5eef6f6dc81583810fd073c14318414d421124620f75fa94e2c0a9035a16f9e88eae44ab3b487044d4aa54ec793af69e73be041bd1cdfec12235e217290007

Score

10^/10

formbook kvsz persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kvsz

Decoy

okashyns.com

sbsgamedaejeon-two.com

drb77.com

top5dating.com

websprings.online

voizers.com

zenith.site

lahistoriade.com

qv85.com

armandonieto.com

priestvedic.com

jessandjeff.net

magic-desktop.com

jitaji.com

ldmeili.com

yuwanqingmy.com

buzhouorg.com

chaiseloungereviews.com

m2g8way.com

freespin-support.com

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Formbook Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1804-64-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/1804-65-0x000000000041ECA0-mapping.dmp	formbook
behavioral1/memory/1804-67-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral1/memory/320-75-0x0000000000080000-0x00000000000AE000-memory.dmp	formbook

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	colorcpl.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\XJKDUFP8DN = "C:\\Program Files (x86)\\Lqz7dtx\\systray-z_.exe"	colorcpl.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

nalog za kupovinu.exeRegSvcs.execolorcpl.exe

description	pid	process	target process
PID 1064 set thread context of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1804 set thread context of 1268	1804	RegSvcs.exe	Explorer.EXE
PID 320 set thread context of 1268	320	colorcpl.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

colorcpl.exe

description ioc process

File opened for modification C:\Program Files (x86)\Lqz7dtx\systray-z_.exe colorcpl.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1700 schtasks.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Lqz7dtx\systray-z_.exe	colorcpl.exe

pid	process
1700	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1083475884-596052423-1669053738-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

nalog za kupovinu.exeRegSvcs.execolorcpl.exe

pid	process
1064	nalog za kupovinu.exe
1064	nalog za kupovinu.exe
1064	nalog za kupovinu.exe
1064	nalog za kupovinu.exe
1064	nalog za kupovinu.exe
1804	RegSvcs.exe
1804	RegSvcs.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

RegSvcs.execolorcpl.exe

pid process

1804 RegSvcs.exe
1804 RegSvcs.exe
1804 RegSvcs.exe
320 colorcpl.exe
320 colorcpl.exe
320 colorcpl.exe
320 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

nalog za kupovinu.exeRegSvcs.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 1064 nalog za kupovinu.exe
Token: SeDebugPrivilege 1804 RegSvcs.exe
Token: SeDebugPrivilege 320 colorcpl.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1268 Explorer.EXE
1268 Explorer.EXE

pid	process
1804	RegSvcs.exe
1804	RegSvcs.exe
1804	RegSvcs.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe
320	colorcpl.exe

description	pid	process
Token: SeDebugPrivilege	1064	nalog za kupovinu.exe
Token: SeDebugPrivilege	1804	RegSvcs.exe
Token: SeDebugPrivilege	320	colorcpl.exe

pid	process
1268	Explorer.EXE
1268	Explorer.EXE

pid	process
1268	Explorer.EXE
1268	Explorer.EXE

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

nalog za kupovinu.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 1064 wrote to memory of 1700	1064	nalog za kupovinu.exe	schtasks.exe
PID 1064 wrote to memory of 1700	1064	nalog za kupovinu.exe	schtasks.exe
PID 1064 wrote to memory of 1700	1064	nalog za kupovinu.exe	schtasks.exe
PID 1064 wrote to memory of 1700	1064	nalog za kupovinu.exe	schtasks.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1064 wrote to memory of 1804	1064	nalog za kupovinu.exe	RegSvcs.exe
PID 1268 wrote to memory of 320	1268	Explorer.EXE	colorcpl.exe
PID 1268 wrote to memory of 320	1268	Explorer.EXE	colorcpl.exe
PID 1268 wrote to memory of 320	1268	Explorer.EXE	colorcpl.exe
PID 1268 wrote to memory of 320	1268	Explorer.EXE	colorcpl.exe
PID 320 wrote to memory of 1792	320	colorcpl.exe	cmd.exe
PID 320 wrote to memory of 1792	320	colorcpl.exe	cmd.exe
PID 320 wrote to memory of 1792	320	colorcpl.exe	cmd.exe
PID 320 wrote to memory of 1792	320	colorcpl.exe	cmd.exe
PID 320 wrote to memory of 1956	320	colorcpl.exe	Firefox.exe
PID 320 wrote to memory of 1956	320	colorcpl.exe	Firefox.exe
PID 320 wrote to memory of 1956	320	colorcpl.exe	Firefox.exe
PID 320 wrote to memory of 1956	320	colorcpl.exe	Firefox.exe
PID 320 wrote to memory of 1956	320	colorcpl.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:1268

C:\Users\Admin\AppData\Local\Temp\nalog za kupovinu.exe
"C:\Users\Admin\AppData\Local\Temp\nalog za kupovinu.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\&startupname&" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA5B2.tmp"
3⤵
- Creates scheduled task(s)
PID:1700

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1804

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:320

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1792

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1956

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA5B2.tmp
Filesize
1KB

MD5
dc436ff5b60ef8168376c73a193ed25c

SHA1
0943c8a1a0851b7b79d31fadb488cce2e0444638

SHA256
949ee6cece73e1304479fc963d79d2fd8e6410f451c1ce0ae6fd6e1b40b70705

SHA512
1f66711762ef86444a1e4edd5e3105b2ca5e83ec72bc6c2e04c7b5a9de1f50df3a6a85c75fc54003e4ebb0c9d8061455a6ef2e544726536592fb32dbf99736bd

Download Submit
C:\Users\Admin\AppData\Roaming\4-6P1RQE\4-6logim.jpeg
Filesize
64KB

MD5
9c4223bee296c22f5f7286e3c66e1dea

SHA1
daf2dd75a31c8074ef5b05a44133fb581245ace4

SHA256
bf8ecdf635bb770d0972cd7d777cda1581b34e42c8feeed980c86c991bd72427

SHA512
ec4d316b94116593949cb1e96c4ae42d98ad4c64bcee732593b758971ac6ec54422193eecdf39da2dfa37e3dcd73440748405e0c741507d508cf14a3708e5659

Download Submit
C:\Users\Admin\AppData\Roaming\4-6P1RQE\4-6logrf.ini
Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\4-6P1RQE\4-6logri.ini
Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\4-6P1RQE\4-6logrv.ini
Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/320-75-0x0000000000080000-0x00000000000AE000-memory.dmp

Filesize
184KB

Download
memory/320-77-0x00000000009E0000-0x0000000000A73000-memory.dmp

Filesize
588KB

Download
memory/320-76-0x00000000021A0000-0x00000000024A3000-memory.dmp

Filesize
3.0MB

Download
memory/320-71-0x0000000000000000-mapping.dmp

Download
memory/320-74-0x0000000000BF0000-0x0000000000C08000-memory.dmp

Filesize
96KB

Download
memory/1064-54-0x0000000000C50000-0x0000000000D0A000-memory.dmp

Filesize
744KB

Download
memory/1064-55-0x0000000000300000-0x0000000000308000-memory.dmp

Filesize
32KB

Download
memory/1064-56-0x0000000000B60000-0x0000000000BC8000-memory.dmp

Filesize
416KB

Download
memory/1064-57-0x00000000009D0000-0x0000000000A0E000-memory.dmp

Filesize
248KB

Download
memory/1064-58-0x00000000769D1000-0x00000000769D3000-memory.dmp

Filesize
8KB

Download
memory/1268-78-0x0000000004130000-0x0000000004205000-memory.dmp

Filesize
852KB

Download
memory/1268-70-0x0000000005FF0000-0x000000000613B000-memory.dmp

Filesize
1.3MB

Download
memory/1700-59-0x0000000000000000-mapping.dmp

Download
memory/1792-73-0x0000000000000000-mapping.dmp

Download
memory/1804-69-0x00000000002A0000-0x00000000002B4000-memory.dmp

Filesize
80KB

Download
memory/1804-68-0x0000000000920000-0x0000000000C23000-memory.dmp

Filesize
3.0MB

Download
memory/1804-67-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-65-0x000000000041ECA0-mapping.dmp

Download
memory/1804-64-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1804-61-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads