formbook | aa6874a63646474141e2928b094c5dc15a1fc2ea610ece7ca7f95b80ec856be5

General

Target

Confirmation transfer Ref No_0033463247892.exe
Size

890KB
MD5

03c738a9106a7ba9bad7f4995d52f028
SHA1

204762dbb01579ea39295660d86085591578e0a1
SHA256

aa6874a63646474141e2928b094c5dc15a1fc2ea610ece7ca7f95b80ec856be5
SHA512

d87e427aa177cd28b989e00a4bb382679054009a55021834319ee78bcc181b91d72b639c78fceb7e89584aef552af2fbb7cd90ec76719fb8cc81b18acf4e8c8d
SSDEEP

24576:jmRx3Gdhk0yClxNwArBMQm8i9eXiDdEPf:jmr32hkGFxBlmFezP

Score

10^/10

formbook q4k5 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Campaign

q4k5

Decoy

ZXN4RZ1db9JIzC7mhQ==

5+KpXZWys/DewpGQbChh6uPT5SNzFQ==

A8YuEKESXrzBhw==

uYH/9+Amwe1ZMkaR

KAusoWlA4I1Rt0P0jA==

AgIBy9IHiq8cdo4h47hB

PsX/0DrQRr+0hQ==

3z4v9UwXBjNTf48h47hB

bySPUkT+SFuT

VsQK5NkDks06l5z+TUG3eetd/twx2Mcjlg==

3+DcnQWuXG84sOphj5LEHIv/hA==

TOZXSDkjSHDoLk/pl2HYpOXJ

q7GGZ9KJrss/oTNwyxI=

2+O/k7y22Qo=

Joatk/qnSoO3q48h47hB

KT1UQcQ9yxWFQzCI

onRBEIHmYIl9XzhAIMtPLFAh5SNzFQ==

a8IY/+/oCDOj2TuM4Ohc

UlIOzyniF1sRnTNwyxI=

8UJiR6gijbvt+exXo7oCvdNV4BE=

Signatures

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

Confirmation transfer Ref No_0033463247892.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Control Panel\International\Geo\Nation	Confirmation transfer Ref No_0033463247892.exe

Loads dropped DLL 1 IoCs

Processes:

colorcpl.exe

pid process

684 colorcpl.exe

pid	process
684	colorcpl.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeConfirmation transfer Ref No_0033463247892.execolorcpl.exe

description	pid	process	target process
PID 1784 set thread context of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 692 set thread context of 1220	692	Confirmation transfer Ref No_0033463247892.exe	Explorer.EXE
PID 692 set thread context of 1220	692	Confirmation transfer Ref No_0033463247892.exe	Explorer.EXE
PID 684 set thread context of 1220	684	colorcpl.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

1980 schtasks.exe

pid	process
1980	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

colorcpl.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3845472200-3839195424-595303356-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	colorcpl.exe

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeConfirmation transfer Ref No_0033463247892.exepowershell.execolorcpl.exe

pid	process
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
1784	Confirmation transfer Ref No_0033463247892.exe
2028	powershell.exe
692	Confirmation transfer Ref No_0033463247892.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.execolorcpl.exe

pid	process
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
692	Confirmation transfer Ref No_0033463247892.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe
684	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeConfirmation transfer Ref No_0033463247892.exepowershell.execolorcpl.exe

description	pid	process
Token: SeDebugPrivilege	1784	Confirmation transfer Ref No_0033463247892.exe
Token: SeDebugPrivilege	692	Confirmation transfer Ref No_0033463247892.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeDebugPrivilege	684	colorcpl.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1220 Explorer.EXE
1220 Explorer.EXE

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

pid	process
1220	Explorer.EXE
1220	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

Confirmation transfer Ref No_0033463247892.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 1784 wrote to memory of 2028	1784	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 1784 wrote to memory of 2028	1784	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 1784 wrote to memory of 2028	1784	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 1784 wrote to memory of 2028	1784	Confirmation transfer Ref No_0033463247892.exe	powershell.exe
PID 1784 wrote to memory of 1980	1784	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 1784 wrote to memory of 1980	1784	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 1784 wrote to memory of 1980	1784	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 1784 wrote to memory of 1980	1784	Confirmation transfer Ref No_0033463247892.exe	schtasks.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1784 wrote to memory of 692	1784	Confirmation transfer Ref No_0033463247892.exe	Confirmation transfer Ref No_0033463247892.exe
PID 1220 wrote to memory of 684	1220	Explorer.EXE	colorcpl.exe
PID 1220 wrote to memory of 684	1220	Explorer.EXE	colorcpl.exe
PID 1220 wrote to memory of 684	1220	Explorer.EXE	colorcpl.exe
PID 1220 wrote to memory of 684	1220	Explorer.EXE	colorcpl.exe
PID 684 wrote to memory of 552	684	colorcpl.exe	Firefox.exe
PID 684 wrote to memory of 552	684	colorcpl.exe	Firefox.exe
PID 684 wrote to memory of 552	684	colorcpl.exe	Firefox.exe
PID 684 wrote to memory of 552	684	colorcpl.exe	Firefox.exe
PID 684 wrote to memory of 552	684	colorcpl.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1220

C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1784

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eSdygJSxTrIOo.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2028

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eSdygJSxTrIOo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAF15.tmp"
3⤵
- Creates scheduled task(s)
PID:1980

C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmation transfer Ref No_0033463247892.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:692

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:684

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:552

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

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpAF15.tmp
Filesize
1KB

MD5
4c30c266649a2af5aa1f24badb3eb045

SHA1
71b19e539bc9e0f04db9a8c17bf6cd7ae19707fb

SHA256
1f987f3d6b496b11147951281dab866e73444221adb0194c8920b00d09e03aef

SHA512
e4ece3294001ddf8607ebea5856c2db23c537161e328a458fefd6758aad344612a129e34c748886a3f3c7f6f2ed4b2a33cd7fa720a3d963cb89ecaf0b2b0c596

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
910KB

MD5
d79258c5189103d69502eac786addb04

SHA1
f34b33681cfe8ce649218173a7f58b237821c1ef

SHA256
57d89a52061d70d87e40281f1196d53273f87860c4d707d667a8c7d9573da675

SHA512
da797f4dd1ad628aa4e8004b2e00b7c278facbc57a313f56b70dc8fcfbdb0050ea8b025b3475098223cce96ea53537d678273656d46c2d33d81b496d90da34b2

Download Submit
memory/684-83-0x0000000000000000-mapping.dmp

Download
memory/684-92-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/684-90-0x0000000000970000-0x00000000009FF000-memory.dmp

Filesize
572KB

Download
memory/684-89-0x0000000002200000-0x0000000002503000-memory.dmp

Filesize
3.0MB

Download
memory/684-88-0x0000000000080000-0x00000000000AD000-memory.dmp

Filesize
180KB

Download
memory/684-87-0x0000000000DE0000-0x0000000000DF8000-memory.dmp

Filesize
96KB

Download
memory/692-64-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-74-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/692-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-68-0x00000000004012B0-mapping.dmp

Download
memory/692-67-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-70-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-71-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-72-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/692-73-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/692-85-0x0000000000401000-0x000000000042F000-memory.dmp

Filesize
184KB

Download
memory/692-84-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/692-75-0x00000000000A0000-0x00000000000B0000-memory.dmp

Filesize
64KB

Download
memory/692-80-0x0000000000422000-0x0000000000424000-memory.dmp

Filesize
8KB

Download
memory/692-81-0x0000000000210000-0x0000000000220000-memory.dmp

Filesize
64KB

Download
memory/1220-91-0x0000000006200000-0x00000000062B4000-memory.dmp

Filesize
720KB

Download
memory/1220-93-0x0000000006200000-0x00000000062B4000-memory.dmp

Filesize
720KB

Download
memory/1220-82-0x00000000073C0000-0x0000000007545000-memory.dmp

Filesize
1.5MB

Download
memory/1220-76-0x0000000007060000-0x0000000007161000-memory.dmp

Filesize
1.0MB

Download
memory/1784-63-0x0000000005110000-0x0000000005166000-memory.dmp

Filesize
344KB

Download
memory/1784-54-0x0000000000D20000-0x0000000000E04000-memory.dmp

Filesize
912KB

Download
memory/1784-58-0x0000000005760000-0x00000000057F0000-memory.dmp

Filesize
576KB

Download
memory/1784-57-0x0000000000410000-0x000000000041E000-memory.dmp

Filesize
56KB

Download
memory/1784-56-0x0000000000210000-0x0000000000226000-memory.dmp

Filesize
88KB

Download
memory/1784-55-0x00000000753C1000-0x00000000753C3000-memory.dmp

Filesize
8KB

Download
memory/1980-61-0x0000000000000000-mapping.dmp

Download
memory/2028-59-0x0000000000000000-mapping.dmp

Download
memory/2028-78-0x000000006E780000-0x000000006ED2B000-memory.dmp

Filesize
5.7MB

Download
memory/2028-77-0x000000006E780000-0x000000006ED2B000-memory.dmp

Filesize
5.7MB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads