formbook | 3f4e8eda03283329f391e111c756f7b6ece4a9bc0d41672af8c1f09baf2b1cec

General

Target

Purchase order _SIP008.exe
Size

1.2MB
MD5

0f23b3dede5773a4da6e3f6869da28ad
SHA1

16b4fc729dc5b66381e710717acd7a226f0c631f
SHA256

3f4e8eda03283329f391e111c756f7b6ece4a9bc0d41672af8c1f09baf2b1cec
SHA512

5acc67f5cf49dcd7b50c5ef14cffa2990edc146f41ec5507f6d79476fa21026f3a5082b0f8d412153b4951e7f3f1172858705e0d7c582da79cffe88b37402f52
SSDEEP

24576:iAOcZXp03RQgAgCkLOMhc2e+Q+3mG2k1ny76RPGQFV0aBTjWFqwA5:ojRAgCk3clDmtGQFV9jWG

Score

10^/10

formbook mh76 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

mh76

Decoy

healthgovcalottery.net

wenxinliao.com

rooterphd.com

bbobbo.one

american-mes-de-dezembro.xyz

mintager.com

thespecialtstore.com

wemakegreenhomes.com

occurandmental.xyz

fidelityrealtytitle.com

numerisat.asia

wearestallions.com

supxl.com

rajacumi.com

renaziv.online

blixtindustries.com

fjljq.com

exploretrivenicamping.com

authenticusspa.com

uucloud.press

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook

Formbook payload 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4996-138-0x0000000000000000-mapping.dmp	formbook
behavioral2/memory/4996-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4996-145-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1744-147-0x0000000000B50000-0x0000000000B7F000-memory.dmp	formbook
behavioral2/memory/1744-150-0x0000000000B50000-0x0000000000B7F000-memory.dmp	formbook

Executes dropped EXE 1 IoCs

Processes:

gdvvbotbw.pif

pid process

2220 gdvvbotbw.pif

pid	process
2220	gdvvbotbw.pif

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Purchase order _SIP008.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	Purchase order _SIP008.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

gdvvbotbw.pifRegSvcs.exeWWAHost.exe

description	pid	process	target process
PID 2220 set thread context of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 4996 set thread context of 2592	4996	RegSvcs.exe	Explorer.EXE
PID 1744 set thread context of 2592	1744	WWAHost.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

RegSvcs.exeWWAHost.exe

pid	process
4996	RegSvcs.exe
4996	RegSvcs.exe
4996	RegSvcs.exe
4996	RegSvcs.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe
1744	WWAHost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2592 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exeWWAHost.exe

pid process

4996 RegSvcs.exe
4996 RegSvcs.exe
4996 RegSvcs.exe
1744 WWAHost.exe
1744 WWAHost.exe

pid	process
2592	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

RegSvcs.exeExplorer.EXEWWAHost.exe

description	pid	process
Token: SeDebugPrivilege	4996	RegSvcs.exe
Token: SeShutdownPrivilege	2592	Explorer.EXE
Token: SeCreatePagefilePrivilege	2592	Explorer.EXE
Token: SeShutdownPrivilege	2592	Explorer.EXE
Token: SeCreatePagefilePrivilege	2592	Explorer.EXE
Token: SeDebugPrivilege	1744	WWAHost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Purchase order _SIP008.exegdvvbotbw.pifExplorer.EXEWWAHost.exe

description	pid	process	target process
PID 4156 wrote to memory of 2220	4156	Purchase order _SIP008.exe	gdvvbotbw.pif
PID 4156 wrote to memory of 2220	4156	Purchase order _SIP008.exe	gdvvbotbw.pif
PID 4156 wrote to memory of 2220	4156	Purchase order _SIP008.exe	gdvvbotbw.pif
PID 2220 wrote to memory of 5016	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 5016	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 5016	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2220 wrote to memory of 4996	2220	gdvvbotbw.pif	RegSvcs.exe
PID 2592 wrote to memory of 1744	2592	Explorer.EXE	WWAHost.exe
PID 2592 wrote to memory of 1744	2592	Explorer.EXE	WWAHost.exe
PID 2592 wrote to memory of 1744	2592	Explorer.EXE	WWAHost.exe
PID 1744 wrote to memory of 4628	1744	WWAHost.exe	cmd.exe
PID 1744 wrote to memory of 4628	1744	WWAHost.exe	cmd.exe
PID 1744 wrote to memory of 4628	1744	WWAHost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2592

C:\Users\Admin\AppData\Local\Temp\Purchase order _SIP008.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase order _SIP008.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4156

C:\Users\Admin\AppData\Local\Temp\4_21\gdvvbotbw.pif
"C:\Users\Admin\AppData\Local\Temp\4_21\gdvvbotbw.pif" dvcmoef.fhw
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
4⤵
PID:5016

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4996

C:\Windows\SysWOW64\WWAHost.exe
"C:\Windows\SysWOW64\WWAHost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:4628

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\4_21\amptgiuxg.gru
Filesize
371KB

MD5
c3aa83222a39f8f2f3bc9306ceb6ba48

SHA1
e9019020fa3ae90698dd8a88bfdd2224ea8cfda3

SHA256
219ea47b9fc665fadc098f6595658e707d81f8427ad8395cac17ed621f145019

SHA512
708601e8e008f9cb7383f278d966425e6b79fda4dea811f571dacf47d1685749e955364ac949b7899f3698846241ba70ba030012e8fdea9e27f4396ce63729d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\4_21\dvcmoef.fhw
Filesize
157.2MB

MD5
d4d78cc44d83c3d81018866509c2680c

SHA1
47775529b23fb649d27effdc5fd18ab6dc15935d

SHA256
ed19e3522a22fe69fdb120e05d0ee9bc150287bea87d9d9bd6b9350f19adc637

SHA512
dd900b7623bd02ebd790a85275328e67d466b9de9a9b2c28ceee7137928b4b102884320bd991e5ee33a28925545e48c054a4531c1aaddee6b1fe1ce3079136c9

Download Submit
C:\Users\Admin\AppData\Local\Temp\4_21\gdvvbotbw.pif
Filesize
906KB

MD5
f28aa08788132e64db4b8918ee2430b1

SHA1
ef32b1023a89dc36d7c5e98e22845fe87c5efef2

SHA256
f99b9fc041c177f0bee2c82d09f451ef0833696111b1b37cbfff8c975232ece2

SHA512
689cf6118061aa9e7d4b78118db99338aa767433df511610d471a989825a84a53119310248ed3870b10e48e77b47c429ef5a276dbc9c4ec53a7588e16093b50f

Download Submit
C:\Users\Admin\AppData\Local\Temp\4_21\gdvvbotbw.pif
Filesize
906KB

MD5
f28aa08788132e64db4b8918ee2430b1

SHA1
ef32b1023a89dc36d7c5e98e22845fe87c5efef2

SHA256
f99b9fc041c177f0bee2c82d09f451ef0833696111b1b37cbfff8c975232ece2

SHA512
689cf6118061aa9e7d4b78118db99338aa767433df511610d471a989825a84a53119310248ed3870b10e48e77b47c429ef5a276dbc9c4ec53a7588e16093b50f

Download Submit
C:\Users\Admin\AppData\Local\Temp\4_21\kufdgekl.ini
Filesize
41KB

MD5
b9b577b15b95a66c42e474acc0a32876

SHA1
be1932c591413d65fb01a656b398c3c004c1cbfd

SHA256
ccdc69fef237ecb4a3f21261d5310cd6bc19005cc4f0a071407bd5d3ccb4e9d6

SHA512
19d3e4d20c5dd59dfa7424e62de53ee909b6f990c5338b2ae9eca912154c87e011a4d005a10c8d5130f8d9711ff4f3267db8732c10b4151010d4412d83b292ad

Download Submit
memory/1744-146-0x00000000006A0000-0x000000000077C000-memory.dmp

Filesize
880KB

Download
memory/1744-151-0x0000000001920000-0x00000000019B4000-memory.dmp

Filesize
592KB

Download
memory/1744-150-0x0000000000B50000-0x0000000000B7F000-memory.dmp

Filesize
188KB

Download
memory/1744-149-0x0000000001BE0000-0x0000000001F2A000-memory.dmp

Filesize
3.3MB

Download
memory/1744-147-0x0000000000B50000-0x0000000000B7F000-memory.dmp

Filesize
188KB

Download
memory/1744-144-0x0000000000000000-mapping.dmp

Download
memory/2220-132-0x0000000000000000-mapping.dmp

Download
memory/2592-143-0x00000000027C0000-0x00000000028C2000-memory.dmp

Filesize
1.0MB

Download
memory/2592-152-0x0000000007950000-0x0000000007A1A000-memory.dmp

Filesize
808KB

Download
memory/2592-153-0x0000000007950000-0x0000000007A1A000-memory.dmp

Filesize
808KB

Download
memory/4628-148-0x0000000000000000-mapping.dmp

Download
memory/4996-145-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4996-142-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/4996-140-0x0000000001120000-0x000000000146A000-memory.dmp

Filesize
3.3MB

Download
memory/4996-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4996-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads