formbook | a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad

General

Target

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
Size

913KB
MD5

7a37f59f86f494bd672237e660b3389c
SHA1

811bc7fb1a470ca91165e2450a0fd33e0ee663af
SHA256

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad
SHA512

8217869012dbc876b900d55c971228e9eabe1171b20c75ac7c0129f74229588fd455135e5155bcd1c751c37e8f369bacb7c9a2201646f218a11c6adffd8b644b
SSDEEP

12288:T5zlrGP6oP8qZExrT9sg98NBXdAyq+RDN+3bZY+:PiPn5ZwrpH85A9+RDo

Score

10^/10

formbook bwe0 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

bwe0

Decoy

GA8abA96SLI=

RjM/QAsrNyRPlNEjahNMdKXlPtbXpQ==

rOQ4ySihIKVFhRnhZxfZ

iSnyAlGXQBSBwz1C

SYfcQ54ijGWAuQq1UQTE

XRcVgsQIO8FVnvCOiHLvE3k=

K2XLULRJuod6I3dO

S4oH5i5i3+expw==

4hZdto3RgCY9esve1k7T5x9YPw==

fkpgXDuEv2NzvxCcq2AxMnE=

13czFGvtsco1gf8=

ub4KhXCsZ/qnnvYTijN3dA==

WD5IRIcJB51Hfs8grBnldA==

YqxA1LPudXGKyP1FlQ==

MZHXMBdZ8Mf2X3ZjSVY=

7mLLNhchknqdLVbz+6ci4VeD

66OK6kmRv8N6I3dO

+97y8jK5vTnIn8crIwyHnRxv03Kp

PC1PqPJ6573fH0aUnGAxMnE=

3BFlt4nJcA3Inb3TGO02bq++XzWRMVg=

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Blocklisted process makes network request 1 IoCs

Processes:

cmd.exe

flow pid process

9 1572 cmd.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

flow	pid	process
9	1572	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exeRegSvcs.execmd.exe

description	pid	process	target process
PID 1700 set thread context of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1048 set thread context of 1280	1048	RegSvcs.exe	Explorer.EXE
PID 1572 set thread context of 1280	1572	cmd.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
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
T1053

Processes:

schtasks.exe

pid process

628 schtasks.exe

pid	process
628	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmd.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3385717845-2518323428-350143044-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmd.exe

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exeRegSvcs.exepowershell.execmd.exe

pid	process
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
1048	RegSvcs.exe
1048	RegSvcs.exe
1048	RegSvcs.exe
1048	RegSvcs.exe
1924	powershell.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1280 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

RegSvcs.execmd.exe

pid process

1048 RegSvcs.exe
1048 RegSvcs.exe
1048 RegSvcs.exe
1572 cmd.exe
1572 cmd.exe
1572 cmd.exe
1572 cmd.exe

pid	process
1280	Explorer.EXE

pid	process
1048	RegSvcs.exe
1048	RegSvcs.exe
1048	RegSvcs.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe
1572	cmd.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exeRegSvcs.exepowershell.execmd.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
Token: SeDebugPrivilege	1048	RegSvcs.exe
Token: SeDebugPrivilege	1924	powershell.exe
Token: SeDebugPrivilege	1572	cmd.exe
Token: SeShutdownPrivilege	1280	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1280 Explorer.EXE
1280 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1280 Explorer.EXE
1280 Explorer.EXE

pid	process
1280	Explorer.EXE
1280	Explorer.EXE

pid	process
1280	Explorer.EXE
1280	Explorer.EXE

Suspicious use of WriteProcessMemory 34 IoCs

Processes:

a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exeExplorer.EXEcmd.exe

description	pid	process	target process
PID 1700 wrote to memory of 1924	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	powershell.exe
PID 1700 wrote to memory of 1924	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	powershell.exe
PID 1700 wrote to memory of 1924	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	powershell.exe
PID 1700 wrote to memory of 1924	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	powershell.exe
PID 1700 wrote to memory of 628	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	schtasks.exe
PID 1700 wrote to memory of 628	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	schtasks.exe
PID 1700 wrote to memory of 628	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	schtasks.exe
PID 1700 wrote to memory of 628	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	schtasks.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1192	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1700 wrote to memory of 1048	1700	a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe	RegSvcs.exe
PID 1280 wrote to memory of 1572	1280	Explorer.EXE	cmd.exe
PID 1280 wrote to memory of 1572	1280	Explorer.EXE	cmd.exe
PID 1280 wrote to memory of 1572	1280	Explorer.EXE	cmd.exe
PID 1280 wrote to memory of 1572	1280	Explorer.EXE	cmd.exe
PID 1572 wrote to memory of 1716	1572	cmd.exe	Firefox.exe
PID 1572 wrote to memory of 1716	1572	cmd.exe	Firefox.exe
PID 1572 wrote to memory of 1716	1572	cmd.exe	Firefox.exe
PID 1572 wrote to memory of 1716	1572	cmd.exe	Firefox.exe
PID 1572 wrote to memory of 1716	1572	cmd.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1280

C:\Users\Admin\AppData\Local\Temp\a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe
"C:\Users\Admin\AppData\Local\Temp\a1c968590da09ecc1af225059c8b86af05f84465ff069b5327ea9c25172201ad.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1700

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\FBZUkDpXKX.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1924

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FBZUkDpXKX" /XML "C:\Users\Admin\AppData\Local\Temp\tmp29C0.tmp"
3⤵
- Creates scheduled task(s)
PID:628

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1192

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:1048

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1100

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:292

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:864

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1224

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:2040

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1812

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:920

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:856

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1556

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1548

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:824

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1384

C:\Windows\SysWOW64\autochk.exe
"C:\Windows\SysWOW64\autochk.exe"
2⤵
PID:1128

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1572

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1716

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp29C0.tmp
Filesize
1KB

MD5
88bc9a716cd8ecb2bcbfff0bbff644eb

SHA1
4358beb800eb919bd215fe1db0313f850c81ff19

SHA256
8499368a04206f3bd2d516214a6980628ccbc54a7e3b0362932c856e7012bafa

SHA512
f667c6e98965bdd6f76f813e39ea971b9c451f649a7a98ca237538c76c05ecce6bfec27b697af308204a2f6aa00bc75e7889f13872205d144c2c06aa236114b5

Download Submit
memory/628-60-0x0000000000000000-mapping.dmp

Download
memory/1048-68-0x000000000041FE30-mapping.dmp

Download
memory/1048-70-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1048-72-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download
memory/1048-73-0x00000000000D0000-0x00000000000E0000-memory.dmp

Filesize
64KB

Download
memory/1048-64-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1048-65-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1048-67-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1280-84-0x0000000004150000-0x0000000004273000-memory.dmp

Filesize
1.1MB

Download
memory/1280-81-0x0000000004150000-0x0000000004273000-memory.dmp

Filesize
1.1MB

Download
memory/1280-74-0x0000000004030000-0x000000000413B000-memory.dmp

Filesize
1.0MB

Download
memory/1572-78-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/1572-79-0x0000000001F70000-0x0000000002273000-memory.dmp

Filesize
3.0MB

Download
memory/1572-82-0x0000000000080000-0x00000000000AB000-memory.dmp

Filesize
172KB

Download
memory/1572-80-0x0000000001E30000-0x0000000001EBF000-memory.dmp

Filesize
572KB

Download
memory/1572-77-0x000000004ABF0000-0x000000004AC3C000-memory.dmp

Filesize
304KB

Download
memory/1572-76-0x0000000000000000-mapping.dmp

Download
memory/1700-55-0x00000000764C1000-0x00000000764C3000-memory.dmp

Filesize
8KB

Download
memory/1700-63-0x00000000046F0000-0x0000000004722000-memory.dmp

Filesize
200KB

Download
memory/1700-57-0x0000000000630000-0x000000000063C000-memory.dmp

Filesize
48KB

Download
memory/1700-54-0x0000000000DF0000-0x0000000000EDA000-memory.dmp

Filesize
936KB

Download
memory/1700-56-0x00000000004F0000-0x000000000050A000-memory.dmp

Filesize
104KB

Download
memory/1700-58-0x0000000005EB0000-0x0000000005F3C000-memory.dmp

Filesize
560KB

Download
memory/1924-75-0x000000006E9E0000-0x000000006EF8B000-memory.dmp

Filesize
5.7MB

Download
memory/1924-71-0x000000006E9E0000-0x000000006EF8B000-memory.dmp

Filesize
5.7MB

Download
memory/1924-59-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads