formbook | 1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49

General

Target

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
Size

575KB
MD5

8644165dbf21993c70f4489a74cbea2e
SHA1

380e3d0abb3e1c03e10a092f2dd14b4281cda5d3
SHA256

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49
SHA512

2fba6e4da2642627c3e967228d561bd7c651ee03e5d0945a1a47b72abde4bc15d3c4460ba45a8865e27458392b51771a2b3a09366106bb1f5edb743dcb32c3a6

Score

10^/10

formbook xloader zgtb loader persistence rat spyware stealer suricata trojan

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

zgtb

Decoy

gabriellep.com

honghe4.xyz

anisaofrendas.com

happy-tile.com

thesulkies.com

international-ipo.com

tazeco.info

hhhzzz.xyz

vrmonster.xyz

theearthresidencia.com

sportape.xyz

elshadaibaterias.com

koredeiihibi.com

taxtaa.com

globalcityb.com

fxivcama.com

dagsmith.com

elmar-bhp.com

peakice.net

jhcdjewelry.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
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2536-137-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/2536-143-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral1/memory/2796-146-0x0000000001230000-0x000000000125B000-memory.dmp	xloader
behavioral1/memory/2796-150-0x0000000001230000-0x000000000125B000-memory.dmp	xloader

Executes dropped EXE 1 IoCs

Processes:

5jm4rdowlr.exe

pid process

2964 5jm4rdowlr.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
2964	5jm4rdowlr.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

WWAHost.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	WWAHost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\NV1PY08PP6 = "C:\\Program Files (x86)\\Trxu8ft\\5jm4rdowlr.exe"	WWAHost.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exeuser.exeWWAHost.exe

description	pid	process	target process
PID 2308 set thread context of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2536 set thread context of 680	2536	user.exe	Explorer.EXE
PID 2796 set thread context of 680	2796	WWAHost.exe	Explorer.EXE

Drops file in Program Files directory 4 IoCs

Processes:

WWAHost.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe	WWAHost.exe
File opened for modification	C:\Program Files (x86)\Trxu8ft	Explorer.EXE
File created	C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

WWAHost.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	WWAHost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exeuser.exeWWAHost.exe

pid	process
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2536	user.exe
2536	user.exe
2536	user.exe
2536	user.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

680 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

user.exeWWAHost.exe

pid process

2536 user.exe
2536 user.exe
2536 user.exe
2796 WWAHost.exe
2796 WWAHost.exe
2796 WWAHost.exe
2796 WWAHost.exe

pid	process
680	Explorer.EXE

pid	process
2536	user.exe
2536	user.exe
2536	user.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe
2796	WWAHost.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

Processes:

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exeuser.exeWWAHost.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
Token: SeDebugPrivilege	2536	user.exe
Token: SeDebugPrivilege	2796	WWAHost.exe
Token: SeShutdownPrivilege	680	Explorer.EXE
Token: SeCreatePagefilePrivilege	680	Explorer.EXE
Token: SeShutdownPrivilege	680	Explorer.EXE
Token: SeCreatePagefilePrivilege	680	Explorer.EXE
Token: SeShutdownPrivilege	680	Explorer.EXE
Token: SeCreatePagefilePrivilege	680	Explorer.EXE
Token: SeShutdownPrivilege	680	Explorer.EXE
Token: SeCreatePagefilePrivilege	680	Explorer.EXE

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exeExplorer.EXEWWAHost.exe

description	pid	process	target process
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 2308 wrote to memory of 2536	2308	1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe	user.exe
PID 680 wrote to memory of 2796	680	Explorer.EXE	WWAHost.exe
PID 680 wrote to memory of 2796	680	Explorer.EXE	WWAHost.exe
PID 680 wrote to memory of 2796	680	Explorer.EXE	WWAHost.exe
PID 2796 wrote to memory of 2372	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 2372	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 2372	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 1324	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 1324	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 1324	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 2060	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 2060	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 2060	2796	WWAHost.exe	cmd.exe
PID 2796 wrote to memory of 628	2796	WWAHost.exe	Firefox.exe
PID 2796 wrote to memory of 628	2796	WWAHost.exe	Firefox.exe
PID 2796 wrote to memory of 628	2796	WWAHost.exe	Firefox.exe
PID 680 wrote to memory of 2964	680	Explorer.EXE	5jm4rdowlr.exe
PID 680 wrote to memory of 2964	680	Explorer.EXE	5jm4rdowlr.exe
PID 680 wrote to memory of 2964	680	Explorer.EXE	5jm4rdowlr.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 WriteProcessMemory
PID:680

C:\Users\Admin\AppData\Local\Temp\1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe
"C:\Users\Admin\AppData\Local\Temp\1567a43871d7c014e23af2adf4ee07504bc1032d67413fd6a73e3e5aa7241a49.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308

C:\Windows\SysWOW64\user.exe
"C:\Windows\SysWOW64\user.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2536

C:\Windows\SysWOW64\WWAHost.exe
"C:\Windows\SysWOW64\WWAHost.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:2796

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\user.exe"
3⤵
PID:2372

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:1324

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:2060

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:628

C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe
"C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe"
2⤵
- Executes dropped EXE
PID:2964

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

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe
Filesize
4KB

MD5
75743455895df7d19188c13da687d9f2

SHA1
285939b879e072d68ac527f1f76e3bc1380c7236

SHA256
0c3d8d735e9c63f87d9cb6dee3a8ccf6cb30207c65afb5ef0ed8cc1323b957af

SHA512
22d09a0efbec4e9ffcdbd47248e9c15d955d6f297b575b76ef4d5c1f16a0dfd2d2932173004af2b450e740d2e682d1368c60c1c091ba6cd395f673ff6e8d0387

Download Submit
C:\Program Files (x86)\Trxu8ft\5jm4rdowlr.exe
Filesize
4KB

MD5
75743455895df7d19188c13da687d9f2

SHA1
285939b879e072d68ac527f1f76e3bc1380c7236

SHA256
0c3d8d735e9c63f87d9cb6dee3a8ccf6cb30207c65afb5ef0ed8cc1323b957af

SHA512
22d09a0efbec4e9ffcdbd47248e9c15d955d6f297b575b76ef4d5c1f16a0dfd2d2932173004af2b450e740d2e682d1368c60c1c091ba6cd395f673ff6e8d0387

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
memory/680-149-0x0000000004350000-0x000000000440F000-memory.dmp

Filesize
764KB

Download
memory/680-141-0x0000000002C10000-0x0000000002CCB000-memory.dmp

Filesize
748KB

Download
memory/680-151-0x0000000004350000-0x000000000440F000-memory.dmp

Filesize
764KB

Download
memory/1324-152-0x0000000000000000-mapping.dmp

Download
memory/2060-154-0x0000000000000000-mapping.dmp

Download
memory/2308-135-0x0000000005190000-0x00000000051AE000-memory.dmp

Filesize
120KB

Download
memory/2308-132-0x0000000004FD0000-0x0000000005062000-memory.dmp

Filesize
584KB

Download
memory/2308-130-0x0000000000BF0000-0x0000000000C86000-memory.dmp

Filesize
600KB

Download
memory/2308-131-0x0000000005580000-0x0000000005B24000-memory.dmp

Filesize
5.6MB

Download
memory/2308-134-0x00000000050F0000-0x000000000518C000-memory.dmp

Filesize
624KB

Download
memory/2308-133-0x0000000005070000-0x00000000050E6000-memory.dmp

Filesize
472KB

Download
memory/2372-144-0x0000000000000000-mapping.dmp

Download
memory/2536-137-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2536-143-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/2536-140-0x0000000000F80000-0x0000000000F91000-memory.dmp

Filesize
68KB

Download
memory/2536-138-0x00000000016A0000-0x00000000019EA000-memory.dmp

Filesize
3.3MB

Download
memory/2536-136-0x0000000000000000-mapping.dmp

Download
memory/2796-148-0x0000000001DB0000-0x0000000001E40000-memory.dmp

Filesize
576KB

Download
memory/2796-147-0x0000000001F90000-0x00000000022DA000-memory.dmp

Filesize
3.3MB

Download
memory/2796-150-0x0000000001230000-0x000000000125B000-memory.dmp

Filesize
172KB

Download
memory/2796-146-0x0000000001230000-0x000000000125B000-memory.dmp

Filesize
172KB

Download
memory/2796-145-0x0000000000640000-0x000000000071C000-memory.dmp

Filesize
880KB

Download
memory/2796-142-0x0000000000000000-mapping.dmp

Download
memory/2964-156-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads