formbook | ed70aaa765d3f4e890b381829f6ab14eef928f6fc9bc6207f83dec6695525924

General

Target

narudba Rs211-24400.exe
Size

619KB
MD5

996f511df3eb434b0c8c8bb2f5ffac86
SHA1

61c47ca95118845ed58d0a95861534b2c697e073
SHA256

ed70aaa765d3f4e890b381829f6ab14eef928f6fc9bc6207f83dec6695525924
SHA512

443152150b99c31c82ef2d74e6a9bbba4b970c4863ed4527b6df299f622705c72a72d0e34f1698227cd463ed77d66322d284f8e650451dc020d2d62b69e04d13
SSDEEP

12288:WG2iNlw0Tpi/K61Zp5TIoc2uEj+5Qf+rdu7BrYb0kg4taHk9KnQbJUNkR:h1XLodbpOoci2Q+rdUrYQjHkcQbZ

Score

10^/10

formbook dd20 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

dd20

Decoy

unblurd.com

docu-zign.com

randijpaulsen.com

angsabet.com

sedatelynx.com

opiumcore.store

thelordismysaviormerch.com

mindstudio.support

waterbygraceteam.com

furnitureinspiredbythesea.com

amablanca.com

hespelerdental.com

arcalid.net

balajinursingbureau.online

caixias.shop

solingen-buergerstiftung.com

194916.top

6travel-insurance.xyz

xn--fiqp9b17y.xn--czr694b

syntixi.trade

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4480-19-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4480-34-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/3056-72-0x00000000004B0000-0x00000000004DF000-memory.dmp	formbook
behavioral2/memory/3056-74-0x00000000004B0000-0x00000000004DF000-memory.dmp	formbook

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:

narudba Rs211-24400.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation	narudba Rs211-24400.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

narudba Rs211-24400.exeRegSvcs.exesystray.exe

description	pid	process	target process
PID 3040 set thread context of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 4480 set thread context of 3444	4480	RegSvcs.exe	Explorer.EXE
PID 3056 set thread context of 3444	3056	systray.exe	Explorer.EXE

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

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/Job
T1053

Processes:

schtasks.exe

pid process

2024 schtasks.exe

pid	process
2024	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

narudba Rs211-24400.exepowershell.exeRegSvcs.exesystray.exe

pid	process
3040	narudba Rs211-24400.exe
3040	narudba Rs211-24400.exe
3040	narudba Rs211-24400.exe
3040	narudba Rs211-24400.exe
2248	powershell.exe
2248	powershell.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
2248	powershell.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe
3056	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exesystray.exe

pid process

4480 RegSvcs.exe
4480 RegSvcs.exe
4480 RegSvcs.exe
3056 systray.exe
3056 systray.exe

pid	process
4480	RegSvcs.exe
4480	RegSvcs.exe
4480	RegSvcs.exe
3056	systray.exe
3056	systray.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

narudba Rs211-24400.exepowershell.exeRegSvcs.exeExplorer.EXEsystray.exe

description	pid	process
Token: SeDebugPrivilege	3040	narudba Rs211-24400.exe
Token: SeDebugPrivilege	2248	powershell.exe
Token: SeDebugPrivilege	4480	RegSvcs.exe
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeDebugPrivilege	3056	systray.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3444 Explorer.EXE

pid	process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

narudba Rs211-24400.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 3040 wrote to memory of 2248	3040	narudba Rs211-24400.exe	powershell.exe
PID 3040 wrote to memory of 2248	3040	narudba Rs211-24400.exe	powershell.exe
PID 3040 wrote to memory of 2248	3040	narudba Rs211-24400.exe	powershell.exe
PID 3040 wrote to memory of 2024	3040	narudba Rs211-24400.exe	schtasks.exe
PID 3040 wrote to memory of 2024	3040	narudba Rs211-24400.exe	schtasks.exe
PID 3040 wrote to memory of 2024	3040	narudba Rs211-24400.exe	schtasks.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3040 wrote to memory of 4480	3040	narudba Rs211-24400.exe	RegSvcs.exe
PID 3444 wrote to memory of 3056	3444	Explorer.EXE	systray.exe
PID 3444 wrote to memory of 3056	3444	Explorer.EXE	systray.exe
PID 3444 wrote to memory of 3056	3444	Explorer.EXE	systray.exe
PID 3056 wrote to memory of 2592	3056	systray.exe	cmd.exe
PID 3056 wrote to memory of 2592	3056	systray.exe	cmd.exe
PID 3056 wrote to memory of 2592	3056	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3444

C:\Users\Admin\AppData\Local\Temp\narudba Rs211-24400.exe
"C:\Users\Admin\AppData\Local\Temp\narudba Rs211-24400.exe"
2⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3040

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hIHKJIXn.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2248

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hIHKJIXn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6C56.tmp"
3⤵
- Creates scheduled task(s)
PID:2024

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4480

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:2592

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_h1azx5p1.pzu.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6C56.tmp
Filesize
1KB

MD5
6175dd23822c2b1949a4279f0a01ab57

SHA1
a3d58930978c4ca3da1456682662eab8ec36f5a0

SHA256
9e09a89e56a80ae826c2630634bfab2bd8bd63a25e21b205d0e4497c78370d0d

SHA512
888e52f865c622c5e178e1bf2212bbf12a94e855a3657fffd7822bb78569c6a3f315b88b85f9116268ce2b5d8539c78e90e92fd899e59b89d62500fcb12546f1

Download Submit
memory/2248-40-0x0000000006820000-0x000000000683E000-memory.dmp

Filesize
120KB

Download
memory/2248-62-0x0000000007D50000-0x0000000007D61000-memory.dmp

Filesize
68KB

Download
memory/2248-57-0x0000000007830000-0x00000000078D3000-memory.dmp

Filesize
652KB

Download
memory/2248-56-0x0000000002F60000-0x0000000002F70000-memory.dmp

Filesize
64KB

Download
memory/2248-69-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/2248-65-0x0000000007E90000-0x0000000007EAA000-memory.dmp

Filesize
104KB

Download
memory/2248-66-0x0000000007E70000-0x0000000007E78000-memory.dmp

Filesize
32KB

Download
memory/2248-64-0x0000000007D90000-0x0000000007DA4000-memory.dmp

Filesize
80KB

Download
memory/2248-14-0x0000000002F00000-0x0000000002F36000-memory.dmp

Filesize
216KB

Download
memory/2248-15-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/2248-16-0x0000000002F60000-0x0000000002F70000-memory.dmp

Filesize
64KB

Download
memory/2248-63-0x0000000007D80000-0x0000000007D8E000-memory.dmp

Filesize
56KB

Download
memory/2248-18-0x0000000005950000-0x0000000005F78000-memory.dmp

Filesize
6.2MB

Download
memory/2248-55-0x0000000007810000-0x000000000782E000-memory.dmp

Filesize
120KB

Download
memory/2248-20-0x0000000005860000-0x0000000005882000-memory.dmp

Filesize
136KB

Download
memory/2248-61-0x0000000007DD0000-0x0000000007E66000-memory.dmp

Filesize
600KB

Download
memory/2248-60-0x0000000007BC0000-0x0000000007BCA000-memory.dmp

Filesize
40KB

Download
memory/2248-43-0x0000000006DF0000-0x0000000006E22000-memory.dmp

Filesize
200KB

Download
memory/2248-58-0x0000000008190000-0x000000000880A000-memory.dmp

Filesize
6.5MB

Download
memory/2248-59-0x0000000007B50000-0x0000000007B6A000-memory.dmp

Filesize
104KB

Download
memory/2248-44-0x00000000713B0000-0x00000000713FC000-memory.dmp

Filesize
304KB

Download
memory/2248-39-0x0000000006380000-0x00000000066D4000-memory.dmp

Filesize
3.3MB

Download
memory/2248-32-0x0000000006210000-0x0000000006276000-memory.dmp

Filesize
408KB

Download
memory/2248-30-0x0000000006130000-0x0000000006196000-memory.dmp

Filesize
408KB

Download
memory/2248-42-0x000000007F6E0000-0x000000007F6F0000-memory.dmp

Filesize
64KB

Download
memory/2248-41-0x00000000068D0000-0x000000000691C000-memory.dmp

Filesize
304KB

Download
memory/2248-50-0x0000000002F60000-0x0000000002F70000-memory.dmp

Filesize
64KB

Download
memory/3040-27-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3040-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/3040-4-0x0000000005400000-0x0000000005410000-memory.dmp

Filesize
64KB

Download
memory/3040-1-0x00000000009D0000-0x0000000000A6C000-memory.dmp

Filesize
624KB

Download
memory/3040-5-0x00000000054C0000-0x00000000054CA000-memory.dmp

Filesize
40KB

Download
memory/3040-6-0x00000000056B0000-0x000000000574C000-memory.dmp

Filesize
624KB

Download
memory/3040-7-0x0000000005690000-0x00000000056A2000-memory.dmp

Filesize
72KB

Download
memory/3040-8-0x0000000005A60000-0x0000000005A6C000-memory.dmp

Filesize
48KB

Download
memory/3040-0-0x0000000074EC0000-0x0000000075670000-memory.dmp

Filesize
7.7MB

Download
memory/3040-3-0x0000000005410000-0x00000000054A2000-memory.dmp

Filesize
584KB

Download
memory/3040-9-0x0000000006900000-0x0000000006976000-memory.dmp

Filesize
472KB

Download
memory/3056-73-0x0000000002420000-0x000000000276A000-memory.dmp

Filesize
3.3MB

Download
memory/3056-76-0x0000000002260000-0x00000000022F4000-memory.dmp

Filesize
592KB

Download
memory/3056-74-0x00000000004B0000-0x00000000004DF000-memory.dmp

Filesize
188KB

Download
memory/3056-72-0x00000000004B0000-0x00000000004DF000-memory.dmp

Filesize
188KB

Download
memory/3056-71-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/3056-70-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/3444-31-0x00000000087D0000-0x00000000088BB000-memory.dmp

Filesize
940KB

Download
memory/3444-77-0x00000000087D0000-0x00000000088BB000-memory.dmp

Filesize
940KB

Download
memory/3444-79-0x00000000088C0000-0x000000000897C000-memory.dmp

Filesize
752KB

Download
memory/3444-80-0x00000000088C0000-0x000000000897C000-memory.dmp

Filesize
752KB

Download
memory/3444-84-0x00000000088C0000-0x000000000897C000-memory.dmp

Filesize
752KB

Download
memory/4480-33-0x0000000000AD0000-0x0000000000AE5000-memory.dmp

Filesize
84KB

Download
memory/4480-29-0x0000000000F60000-0x00000000012AA000-memory.dmp

Filesize
3.3MB

Download
memory/4480-34-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4480-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads