formbook | d615091d01a9b770caa28a2b453b3ba57d3e0c42bb8fc5b38ceb64742ee46550

General

Target

QUOTATION.exe
Size

1.1MB
MD5

4ce1ff3c9b5b16f57513e1c54ee4e96d
SHA1

d024009dbb744ae61815eeb9e0519948b063e059
SHA256

bdf00456287e3b458420249732255abf583ab0d6b5eb263f45d6ff329abdde93
SHA512

f03fa30e8081cbd11d13475641e4bfad6bd0147c670b764346f8c3255fae9992e8d8c82cabc4ce57a58732de1d4ef8a6220a2b71bb6f1ba9d82fb042c23ae619

Score

10^/10

formbook xloader c2ue loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

Signatures

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

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1956-66-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1956-67-0x000000000041D3A0-mapping.dmp	xloader
behavioral1/memory/1936-74-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader
behavioral1/memory/1932-93-0x000000000041D3A0-mapping.dmp	xloader

Adds policy 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\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	colorcpl.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\9R0X1NGPH = "C:\\Program Files (x86)\\Rkz7dkzi\\vgahrtx.exe"	colorcpl.exe

Executes dropped EXE 2 IoCs

Processes:

vgahrtx.exevgahrtx.exe

pid process

1040 vgahrtx.exe
1932 vgahrtx.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1220 cmd.exe

pid	process
1040	vgahrtx.exe
1932	vgahrtx.exe

pid	process
1220	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

QUOTATION.exeQUOTATION.execolorcpl.exevgahrtx.exe

description	pid	process	target process
PID 736 set thread context of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 1956 set thread context of 1204	1956	QUOTATION.exe	Explorer.EXE
PID 1936 set thread context of 1204	1936	colorcpl.exe	Explorer.EXE
PID 1040 set thread context of 1932	1040	vgahrtx.exe	vgahrtx.exe

Drops file in Program Files directory 2 IoCs

Processes:

colorcpl.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe	colorcpl.exe
File created	C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe	Explorer.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-1-5-21-2455352368-1077083310-2879168483-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 52 IoCs

Processes:

QUOTATION.execolorcpl.exevgahrtx.exe

pid	process
1956	QUOTATION.exe
1956	QUOTATION.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1932	vgahrtx.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe
1936	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

QUOTATION.execolorcpl.exe

pid process

1956 QUOTATION.exe
1956 QUOTATION.exe
1956 QUOTATION.exe
1936 colorcpl.exe
1936 colorcpl.exe
1936 colorcpl.exe
1936 colorcpl.exe

pid	process
1204	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

QUOTATION.execolorcpl.exevgahrtx.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1956	QUOTATION.exe
Token: SeDebugPrivilege	1936	colorcpl.exe
Token: SeDebugPrivilege	1932	vgahrtx.exe
Token: SeShutdownPrivilege	1204	Explorer.EXE

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
1204 Explorer.EXE
1204 Explorer.EXE
1204 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
1204 Explorer.EXE
1204 Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

QUOTATION.exeExplorer.EXEcolorcpl.exevgahrtx.exe

description	pid	process	target process
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 736 wrote to memory of 1956	736	QUOTATION.exe	QUOTATION.exe
PID 1204 wrote to memory of 1936	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1936	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1936	1204	Explorer.EXE	colorcpl.exe
PID 1204 wrote to memory of 1936	1204	Explorer.EXE	colorcpl.exe
PID 1936 wrote to memory of 1220	1936	colorcpl.exe	cmd.exe
PID 1936 wrote to memory of 1220	1936	colorcpl.exe	cmd.exe
PID 1936 wrote to memory of 1220	1936	colorcpl.exe	cmd.exe
PID 1936 wrote to memory of 1220	1936	colorcpl.exe	cmd.exe
PID 1936 wrote to memory of 1824	1936	colorcpl.exe	Firefox.exe
PID 1936 wrote to memory of 1824	1936	colorcpl.exe	Firefox.exe
PID 1936 wrote to memory of 1824	1936	colorcpl.exe	Firefox.exe
PID 1936 wrote to memory of 1824	1936	colorcpl.exe	Firefox.exe
PID 1204 wrote to memory of 1040	1204	Explorer.EXE	vgahrtx.exe
PID 1204 wrote to memory of 1040	1204	Explorer.EXE	vgahrtx.exe
PID 1204 wrote to memory of 1040	1204	Explorer.EXE	vgahrtx.exe
PID 1204 wrote to memory of 1040	1204	Explorer.EXE	vgahrtx.exe
PID 1936 wrote to memory of 1824	1936	colorcpl.exe	Firefox.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe
PID 1040 wrote to memory of 1932	1040	vgahrtx.exe	vgahrtx.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:736

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1956

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Adds policy 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:1936

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
3⤵
- Deletes itself
PID:1220

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1824

C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe
"C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1040

C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe
"{path}"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe
MD5
4b884e7c31a014c98f319fbab3e9a435

SHA1
ea759f37f0c89ebf2bb33aa41b25527c01f37c99

SHA256
51026b73c90c835e8003a9f695b3ba73e0f47a6047a67b9bf754f1b649deebda

SHA512
2bf3d2fbe6f66bd1a7400701a040d844708ed49e92fe8e4280853e8c8e52b9eda9f43b398acd34af2e27a4de3202e4ca305edec676953a5ac803db3770a5bff2

Download Submit
C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe
MD5
4b884e7c31a014c98f319fbab3e9a435

SHA1
ea759f37f0c89ebf2bb33aa41b25527c01f37c99

SHA256
51026b73c90c835e8003a9f695b3ba73e0f47a6047a67b9bf754f1b649deebda

SHA512
2bf3d2fbe6f66bd1a7400701a040d844708ed49e92fe8e4280853e8c8e52b9eda9f43b398acd34af2e27a4de3202e4ca305edec676953a5ac803db3770a5bff2

Download Submit
C:\Program Files (x86)\Rkz7dkzi\vgahrtx.exe
MD5
4b884e7c31a014c98f319fbab3e9a435

SHA1
ea759f37f0c89ebf2bb33aa41b25527c01f37c99

SHA256
51026b73c90c835e8003a9f695b3ba73e0f47a6047a67b9bf754f1b649deebda

SHA512
2bf3d2fbe6f66bd1a7400701a040d844708ed49e92fe8e4280853e8c8e52b9eda9f43b398acd34af2e27a4de3202e4ca305edec676953a5ac803db3770a5bff2

Download Submit
memory/736-64-0x0000000005D10000-0x0000000005D8E000-memory.dmp

Filesize
504KB

Download
memory/736-65-0x0000000000450000-0x000000000047B000-memory.dmp

Filesize
172KB

Download
memory/736-63-0x0000000000410000-0x000000000041E000-memory.dmp

Filesize
56KB

Download
memory/736-62-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download
memory/736-60-0x0000000001280000-0x0000000001281000-memory.dmp

Filesize
4KB

Download
memory/1040-80-0x0000000000000000-mapping.dmp

Download
memory/1040-85-0x00000000050C0000-0x00000000050C1000-memory.dmp

Filesize
4KB

Download
memory/1040-83-0x00000000011B0000-0x00000000011B1000-memory.dmp

Filesize
4KB

Download
memory/1204-79-0x00000000041D0000-0x00000000042B9000-memory.dmp

Filesize
932KB

Download
memory/1204-70-0x0000000007140000-0x00000000072E4000-memory.dmp

Filesize
1.6MB

Download
memory/1204-77-0x0000000003A90000-0x0000000003AA0000-memory.dmp

Filesize
64KB

Download
memory/1220-76-0x0000000000000000-mapping.dmp

Download
memory/1824-87-0x000000013F410000-0x000000013F4A3000-memory.dmp

Filesize
588KB

Download
memory/1824-86-0x0000000000000000-mapping.dmp

Download
memory/1824-88-0x0000000000060000-0x00000000001C7000-memory.dmp

Filesize
1.4MB

Download
memory/1932-93-0x000000000041D3A0-mapping.dmp

Download
memory/1932-95-0x0000000000A20000-0x0000000000D23000-memory.dmp

Filesize
3.0MB

Download
memory/1936-75-0x0000000001EF0000-0x00000000021F3000-memory.dmp

Filesize
3.0MB

Download
memory/1936-78-0x0000000001E10000-0x0000000001EA0000-memory.dmp

Filesize
576KB

Download
memory/1936-74-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1936-73-0x0000000000430000-0x0000000000448000-memory.dmp

Filesize
96KB

Download
memory/1936-72-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download
memory/1936-71-0x0000000000000000-mapping.dmp

Download
memory/1956-68-0x00000000008A0000-0x0000000000BA3000-memory.dmp

Filesize
3.0MB

Download
memory/1956-69-0x00000000001C0000-0x00000000001D1000-memory.dmp

Filesize
68KB

Download
memory/1956-67-0x000000000041D3A0-mapping.dmp

Download
memory/1956-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads