formbook | cab40794f5708707881d38e1b5fbc84b053de05638295706e64bc9b1257d96f4

General

Target

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe
Size

638KB
MD5

6975f1f27e4016368f71dabba716ca6e
SHA1

3225deb13c647b26a52c59a328b3432cff5e8871
SHA256

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1
SHA512

362c0901c959f12357263254bbbc0105824bdee7da87ca4c1e9ea0f0c7717761a97a0b954ec3150c4e4e74aea0e33a77c1b8a360e344c9395d75e0f108284702
SSDEEP

12288:n9d2iNjJz/IIHF3fKqHqWLr66AEWzP0S0iHjl8KqUitqfZqb2V2M31VgCnoe:nn1NJz/IIHFv9HtLW6AEWz/0SitAgmLP

Score

10^/10

formbook gy14 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gy14

Decoy

mavbam.com

theanhedonia.com

budgetnurseries.com

buflitr.com

alqamarhotel.com

2660348.top

123bu6.shop

v72999.com

yzyz841.xyz

247fracing.com

naples.beauty

twinklethrive.com

loscaseros.com

creditspisatylegko.site

sgyy3ej2dgwesb5.com

ufocafe.net

techn9nehollywoodundead.com

truedatalab.com

alterdpxlmarketing.com

harborspringsfire.com

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2532-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2532-27-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2532-34-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

Processes:

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exeRegSvcs.exe

description	pid	process	target process
PID 1640 set thread context of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 2532 set thread context of 1124	2532	RegSvcs.exe	Explorer.EXE
PID 2532 set thread context of 1124	2532	RegSvcs.exe	Explorer.EXE

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2004 1888 WerFault.exe msiexec.exe
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

2840 schtasks.exe

pid	pid_target	process	target process
2004	1888	WerFault.exe	msiexec.exe

pid	process
2840	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exeRegSvcs.exepowershell.exe

pid	process
1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe
1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe
2532	RegSvcs.exe
2532	RegSvcs.exe
2700	powershell.exe
2532	RegSvcs.exe

Suspicious behavior: MapViewOfSection 4 IoCs

Processes:

RegSvcs.exe

pid process

2532 RegSvcs.exe
2532 RegSvcs.exe
2532 RegSvcs.exe
2532 RegSvcs.exe

pid	process
2532	RegSvcs.exe
2532	RegSvcs.exe
2532	RegSvcs.exe
2532	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exeRegSvcs.exepowershell.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe
Token: SeDebugPrivilege	2532	RegSvcs.exe
Token: SeDebugPrivilege	2700	powershell.exe
Token: SeShutdownPrivilege	1124	Explorer.EXE

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 1640 wrote to memory of 2700	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	powershell.exe
PID 1640 wrote to memory of 2700	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	powershell.exe
PID 1640 wrote to memory of 2700	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	powershell.exe
PID 1640 wrote to memory of 2700	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	powershell.exe
PID 1640 wrote to memory of 2840	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	schtasks.exe
PID 1640 wrote to memory of 2840	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	schtasks.exe
PID 1640 wrote to memory of 2840	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	schtasks.exe
PID 1640 wrote to memory of 2840	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	schtasks.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1640 wrote to memory of 2532	1640	36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe	RegSvcs.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1124 wrote to memory of 1888	1124	Explorer.EXE	msiexec.exe
PID 1888 wrote to memory of 2004	1888	msiexec.exe	WerFault.exe
PID 1888 wrote to memory of 2004	1888	msiexec.exe	WerFault.exe
PID 1888 wrote to memory of 2004	1888	msiexec.exe	WerFault.exe
PID 1888 wrote to memory of 2004	1888	msiexec.exe	WerFault.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1124

C:\Users\Admin\AppData\Local\Temp\36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe
"C:\Users\Admin\AppData\Local\Temp\36ca307d291dd056c62947b445d527b4a84c42d2d669382abb78413185d3a6a1.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1640

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sauCxoBUXLq.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2700

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sauCxoBUXLq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp50CE.tmp"
3⤵
- Creates scheduled task(s)
PID:2840

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:2532

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1356

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:352

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2476

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2484

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2648

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2664

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2504

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2516

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2620

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2636

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2652

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2764

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1952

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2772

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:628

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2140

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1756

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1892

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2008

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1876

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1944

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1936

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1988

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2304

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 268
3⤵
- Program crash
PID:2004

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp50CE.tmp
Filesize
1KB

MD5
da3f1f0a6377cfd96336421d96fa95ff

SHA1
623a5faa4d53297d7ea94edd016b765a5d4d4a9d

SHA256
81e761d04347de1072ce57d064f6c32f3a958d638ff0b8dcd4e6ae82f0a81eed

SHA512
86618dce850f210959c910b38c36e5bc433be9a67b68893f4d53f9274c2f84a5877a5f8d42c3216fadb0b9b2519028c99fd9905daabf71b2d4f0620c683f2f12

Download Submit
memory/1124-24-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

Filesize
1024KB

Download
memory/1124-29-0x00000000044A0000-0x000000000455E000-memory.dmp

Filesize
760KB

Download
memory/1124-36-0x0000000004EF0000-0x000000000509C000-memory.dmp

Filesize
1.7MB

Download
memory/1124-43-0x0000000004EF0000-0x000000000509C000-memory.dmp

Filesize
1.7MB

Download
memory/1640-2-0x0000000004F10000-0x0000000004F50000-memory.dmp

Filesize
256KB

Download
memory/1640-6-0x0000000004E10000-0x0000000004E7E000-memory.dmp

Filesize
440KB

Download
memory/1640-1-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/1640-5-0x0000000000470000-0x000000000047E000-memory.dmp

Filesize
56KB

Download
memory/1640-0-0x0000000000BD0000-0x0000000000C76000-memory.dmp

Filesize
664KB

Download
memory/1640-21-0x00000000742D0000-0x00000000749BE000-memory.dmp

Filesize
6.9MB

Download
memory/1640-4-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1640-3-0x0000000000290000-0x00000000002B0000-memory.dmp

Filesize
128KB

Download
memory/1888-40-0x0000000000410000-0x0000000000424000-memory.dmp

Filesize
80KB

Download
memory/1888-37-0x0000000000410000-0x0000000000424000-memory.dmp

Filesize
80KB

Download
memory/1888-38-0x0000000000410000-0x0000000000424000-memory.dmp

Filesize
80KB

Download
memory/2532-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-27-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-34-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-35-0x0000000000430000-0x0000000000445000-memory.dmp

Filesize
84KB

Download
memory/2532-28-0x0000000000130000-0x0000000000145000-memory.dmp

Filesize
84KB

Download
memory/2532-22-0x0000000000B00000-0x0000000000E03000-memory.dmp

Filesize
3.0MB

Download
memory/2532-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2532-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2700-26-0x000000006E760000-0x000000006ED0B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-25-0x000000006E760000-0x000000006ED0B000-memory.dmp

Filesize
5.7MB

Download
memory/2700-30-0x0000000002000000-0x0000000002040000-memory.dmp

Filesize
256KB

Download
memory/2700-31-0x000000006E760000-0x000000006ED0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads