formbook | de9d32e10118cdc282e1e20d42c53c061f0d9c727c88af95f8d9059ea163e2f6

General

Target

6.exe
Size

906KB
MD5

69802992de34a4988baf0045a2d1dccf
SHA1

5a568d6d7a56a1f1bd81a6dd5a7487a7b7b6dff3
SHA256

de9d32e10118cdc282e1e20d42c53c061f0d9c727c88af95f8d9059ea163e2f6
SHA512

a1a5e73f86ab933256a3689c1ad06f17534a06ac0cc8446a5e23c462e787d56b9887399660823ebfed7b0069745624e48a8acd1575e98efcb273dbe006dfe202

Score

10^/10

formbook modiloader persistence rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

C2

http://www.joomlas123.info/n7ak/

Decoy

audereventur.com

huro14.com

wwwjinsha155.com

antiquevendor.com

samuraisoulfood.net

traffic4updates.download

hypersarv.com

rapport-happy-wedding.com

rokutechnosupport.online

allworljob.com

hanaleedossmann.com

kauai-marathon.com

bepbosch.com

kangen-international.com

zoneshopemenowz.com

belviderewrestling.com

ipllink.com

sellingforcreators.com

wwwswty6655.com

qtumboa.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
behavioral2/memory/3908-115-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/3908-117-0x0000000010410000-0x000000001043D000-memory.dmp	formbook
behavioral2/memory/1276-123-0x0000000003250000-0x000000000327D000-memory.dmp	formbook

Adds policy Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	explorer.exe

Modifies Installed Components in the registry 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\FDU0FTBPXZC = "C:\\Program Files (x86)\\internet explorer\\ieinstal.exe"	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

ieinstal.exeexplorer.exe

description	pid	process	target process
PID 3908 set thread context of 3092	3908	ieinstal.exe	Explorer.EXE
PID 1276 set thread context of 3092	1276	explorer.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	explorer.exe

Modifies registry class 5 IoCs

Processes:

explorer.exe

description	ioc	process
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

ieinstal.exeexplorer.exe

pid process

3908 ieinstal.exe
3908 ieinstal.exe
3908 ieinstal.exe
3908 ieinstal.exe
1276 explorer.exe
1276 explorer.exe
1276 explorer.exe
1276 explorer.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3092 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

ieinstal.exeexplorer.exe

pid process

3908 ieinstal.exe
3908 ieinstal.exe
3908 ieinstal.exe
1276 explorer.exe
1276 explorer.exe

pid	process
3908	ieinstal.exe
3908	ieinstal.exe
3908	ieinstal.exe
3908	ieinstal.exe
1276	explorer.exe
1276	explorer.exe
1276	explorer.exe
1276	explorer.exe

pid	process
3092	Explorer.EXE

pid	process
3908	ieinstal.exe
3908	ieinstal.exe
3908	ieinstal.exe
1276	explorer.exe
1276	explorer.exe

Suspicious use of AdjustPrivilegeToken 22 IoCs

Processes:

ieinstal.exeExplorer.EXEexplorer.exeexplorer.exe

description	pid	process
Token: SeDebugPrivilege	3908	ieinstal.exe
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeDebugPrivilege	1276	explorer.exe
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeShutdownPrivilege	3092	Explorer.EXE
Token: SeCreatePagefilePrivilege	3092	Explorer.EXE
Token: SeShutdownPrivilege	3732	explorer.exe
Token: SeCreatePagefilePrivilege	3732	explorer.exe
Token: SeShutdownPrivilege	3732	explorer.exe
Token: SeCreatePagefilePrivilege	3732	explorer.exe
Token: SeShutdownPrivilege	3732	explorer.exe
Token: SeCreatePagefilePrivilege	3732	explorer.exe
Token: SeShutdownPrivilege	3732	explorer.exe
Token: SeCreatePagefilePrivilege	3732	explorer.exe

Suspicious use of FindShellTrayWindow 5 IoCs

Processes:

explorer.exe

pid process

3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
Suspicious use of SendNotifyMessage 8 IoCs

Processes:

explorer.exe

pid process

3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe
3732 explorer.exe

pid	process
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe

pid	process
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe
3732	explorer.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

6.exeExplorer.EXE

description	pid	process	target process
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 656 wrote to memory of 3908	656	6.exe	ieinstal.exe
PID 3092 wrote to memory of 1276	3092	Explorer.EXE	explorer.exe
PID 3092 wrote to memory of 1276	3092	Explorer.EXE	explorer.exe
PID 3092 wrote to memory of 1276	3092	Explorer.EXE	explorer.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3092

C:\Users\Admin\AppData\Local\Temp\6.exe
"C:\Users\Admin\AppData\Local\Temp\6.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:656

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:3908

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.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
PID:1276

C:\Windows\system32\werfault.exe
werfault.exe /h /shared Global\7efeb39eb73b4ec79b320d71139ac639 /t 3096 /p 3092
1⤵
PID:2068

C:\Windows\explorer.exe
explorer.exe
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3732

C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
"C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
1⤵
PID:524

C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe
"C:\Windows\SystemApps\ShellExperienceHost_cw5n1h2txyewy\ShellExperienceHost.exe" -ServerName:App.AppXtk181tbxbce2qsex02s8tw7hfxa9xb3t.mca
1⤵
PID:3356

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

3

T1060

Privilege Escalation

Defense Evasion

Modify Registry

4

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/656-114-0x00000000005E0000-0x000000000072A000-memory.dmp

Filesize
1.3MB

Download
memory/1276-123-0x0000000003250000-0x000000000327D000-memory.dmp

Filesize
180KB

Download
memory/1276-125-0x0000000004FA0000-0x0000000005033000-memory.dmp

Filesize
588KB

Download
memory/1276-124-0x0000000005250000-0x0000000005570000-memory.dmp

Filesize
3.1MB

Download
memory/1276-121-0x0000000000000000-mapping.dmp

Download
memory/1276-122-0x0000000000AB0000-0x0000000000EEF000-memory.dmp

Filesize
4.2MB

Download
memory/3092-126-0x0000000006230000-0x0000000006386000-memory.dmp

Filesize
1.3MB

Download
memory/3092-120-0x0000000008AB0000-0x0000000008C4F000-memory.dmp

Filesize
1.6MB

Download
memory/3732-127-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download
memory/3908-117-0x0000000010410000-0x000000001043D000-memory.dmp

Filesize
180KB

Download
memory/3908-118-0x0000000005060000-0x0000000005380000-memory.dmp

Filesize
3.1MB

Download
memory/3908-119-0x0000000005040000-0x0000000005054000-memory.dmp

Filesize
80KB

Download
memory/3908-116-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

Filesize
4KB

Download
memory/3908-115-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads