formbook | 679e687ae1611a7eb7d00d06c9f8ae37b9168838c9ff9b822174f6b0de6304d0

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
31-07-2023 17:27

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General

Target

Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
Size

667KB
MD5

602d400c4c084e0d04a706769eaf0675
SHA1

38619ee4b91a8e6f5cd1ecee64e636309a834b38
SHA256

679e687ae1611a7eb7d00d06c9f8ae37b9168838c9ff9b822174f6b0de6304d0
SHA512

5ff0b161e4b0b3db16b3aa9e07ff71ba886b407fcf8aed40b387954e7c6bb7f84e2fe2d19763186481906c87f24dcf1f7e6e73bc3fedbcc14afa64bc3e9bf23a
SSDEEP

12288:y+uZdHYmJ+37GZaNSYYtEF6irFVay5JV7PteusADiji+Tqoc8wQfNr1W9:y+uDHYmQ37GZaQ+HewJpvsSOcQJw9

Score

10^/10

formbook jr22 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

jr22

Decoy

941zhe.com

lunarportal.space

xn--osmaniyeiek-t9ab.online

trejoscar.com

nrnursery.com

quizcannot.cfd

seedstockersthailand.com

watsonwindow.com

wjfholdings.com

weziclondon.com

naruot.xyz

yeji.plus

classicmenstore.com

oharatravel.com

therapyplankits.com

keviegreshonpt.com

qdlyner.com

seithupaarungal.com

casinorates.online

8ug4as.icu

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/1640-142-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1640-158-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1640-219-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1292-230-0x0000000000DA0000-0x0000000000DCF000-memory.dmp	formbook
behavioral2/memory/1292-232-0x0000000000DA0000-0x0000000000DCF000-memory.dmp	formbook

Suspicious use of SetThreadContext 4 IoCs

Processes:

Justificante de transferencia de facturas pendientes_20230731_FAC_040.exeJustificante de transferencia de facturas pendientes_20230731_FAC_040.execolorcpl.exe

description	pid	process	target process
PID 1084 set thread context of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1640 set thread context of 3108	1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Explorer.EXE
PID 1640 set thread context of 3108	1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Explorer.EXE
PID 1292 set thread context of 3108	1292	colorcpl.exe	Explorer.EXE

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

Justificante de transferencia de facturas pendientes_20230731_FAC_040.exepowershell.execolorcpl.exe

pid	process
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
2136	powershell.exe
2136	powershell.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe
1292	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3108 Explorer.EXE

pid	process
3108	Explorer.EXE

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Justificante de transferencia de facturas pendientes_20230731_FAC_040.execolorcpl.exe

pid	process
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
1292	colorcpl.exe
1292	colorcpl.exe

Suspicious use of AdjustPrivilegeToken 13 IoCs

Processes:

Justificante de transferencia de facturas pendientes_20230731_FAC_040.exepowershell.exeExplorer.EXEcolorcpl.exe

description	pid	process
Token: SeDebugPrivilege	1640	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
Token: SeDebugPrivilege	2136	powershell.exe
Token: SeShutdownPrivilege	3108	Explorer.EXE
Token: SeCreatePagefilePrivilege	3108	Explorer.EXE
Token: SeShutdownPrivilege	3108	Explorer.EXE
Token: SeCreatePagefilePrivilege	3108	Explorer.EXE
Token: SeShutdownPrivilege	3108	Explorer.EXE
Token: SeCreatePagefilePrivilege	3108	Explorer.EXE
Token: SeDebugPrivilege	1292	colorcpl.exe
Token: SeShutdownPrivilege	3108	Explorer.EXE
Token: SeCreatePagefilePrivilege	3108	Explorer.EXE
Token: SeShutdownPrivilege	3108	Explorer.EXE
Token: SeCreatePagefilePrivilege	3108	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Justificante de transferencia de facturas pendientes_20230731_FAC_040.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 1084 wrote to memory of 2136	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	powershell.exe
PID 1084 wrote to memory of 2136	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	powershell.exe
PID 1084 wrote to memory of 2136	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	powershell.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 1084 wrote to memory of 1640	1084	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe	Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
PID 3108 wrote to memory of 1292	3108	Explorer.EXE	colorcpl.exe
PID 3108 wrote to memory of 1292	3108	Explorer.EXE	colorcpl.exe
PID 3108 wrote to memory of 1292	3108	Explorer.EXE	colorcpl.exe
PID 1292 wrote to memory of 1772	1292	colorcpl.exe	cmd.exe
PID 1292 wrote to memory of 1772	1292	colorcpl.exe	cmd.exe
PID 1292 wrote to memory of 1772	1292	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3108

C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
"C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1084

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe"
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2136

C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe
"C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1640

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Justificante de transferencia de facturas pendientes_20230731_FAC_040.exe"
3⤵
PID:1772

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fvvrzdiy.oef.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1084-144-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1084-136-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/1084-134-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1084-137-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/1084-138-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/1084-139-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/1084-140-0x0000000005080000-0x0000000005090000-memory.dmp

Filesize
64KB

Download
memory/1084-141-0x0000000007910000-0x00000000079AC000-memory.dmp

Filesize
624KB

Download
memory/1084-135-0x00000000053A0000-0x0000000005944000-memory.dmp

Filesize
5.6MB

Download
memory/1084-133-0x00000000002F0000-0x000000000039C000-memory.dmp

Filesize
688KB

Download
memory/1292-231-0x0000000003060000-0x00000000033AA000-memory.dmp

Filesize
3.3MB

Download
memory/1292-230-0x0000000000DA0000-0x0000000000DCF000-memory.dmp

Filesize
188KB

Download
memory/1292-229-0x00000000000A0000-0x00000000000B9000-memory.dmp

Filesize
100KB

Download
memory/1292-232-0x0000000000DA0000-0x0000000000DCF000-memory.dmp

Filesize
188KB

Download
memory/1292-228-0x00000000000A0000-0x00000000000B9000-memory.dmp

Filesize
100KB

Download
memory/1292-235-0x0000000002DA0000-0x0000000002E33000-memory.dmp

Filesize
588KB

Download
memory/1640-219-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1640-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1640-150-0x0000000001290000-0x00000000015DA000-memory.dmp

Filesize
3.3MB

Download
memory/1640-160-0x0000000001140000-0x0000000001154000-memory.dmp

Filesize
80KB

Download
memory/1640-158-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1640-220-0x0000000002E90000-0x0000000002EA4000-memory.dmp

Filesize
80KB

Download
memory/2136-166-0x0000000005DB0000-0x0000000005E16000-memory.dmp

Filesize
408KB

Download
memory/2136-189-0x0000000004D80000-0x0000000004D90000-memory.dmp

Filesize
64KB

Download
memory/2136-146-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2136-145-0x0000000004D10000-0x0000000004D46000-memory.dmp

Filesize
216KB

Download
memory/2136-147-0x0000000004D80000-0x0000000004D90000-memory.dmp

Filesize
64KB

Download
memory/2136-148-0x0000000004D80000-0x0000000004D90000-memory.dmp

Filesize
64KB

Download
memory/2136-149-0x00000000053C0000-0x00000000059E8000-memory.dmp

Filesize
6.2MB

Download
memory/2136-152-0x0000000005A20000-0x0000000005A42000-memory.dmp

Filesize
136KB

Download
memory/2136-227-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2136-224-0x00000000078F0000-0x00000000078F8000-memory.dmp

Filesize
32KB

Download
memory/2136-179-0x0000000075260000-0x0000000075A10000-memory.dmp

Filesize
7.7MB

Download
memory/2136-223-0x0000000007910000-0x000000000792A000-memory.dmp

Filesize
104KB

Download
memory/2136-222-0x0000000007800000-0x000000000780E000-memory.dmp

Filesize
56KB

Download
memory/2136-165-0x0000000005CC0000-0x0000000005D26000-memory.dmp

Filesize
408KB

Download
memory/2136-217-0x0000000007850000-0x00000000078E6000-memory.dmp

Filesize
600KB

Download
memory/2136-216-0x0000000007640000-0x000000000764A000-memory.dmp

Filesize
40KB

Download
memory/2136-215-0x00000000075D0000-0x00000000075EA000-memory.dmp

Filesize
104KB

Download
memory/2136-167-0x00000000062D0000-0x00000000062EE000-memory.dmp

Filesize
120KB

Download
memory/2136-214-0x0000000007C10000-0x000000000828A000-memory.dmp

Filesize
6.5MB

Download
memory/2136-213-0x0000000006890000-0x00000000068AE000-memory.dmp

Filesize
120KB

Download
memory/2136-203-0x0000000071120000-0x000000007116C000-memory.dmp

Filesize
304KB

Download
memory/2136-202-0x00000000072A0000-0x00000000072D2000-memory.dmp

Filesize
200KB

Download
memory/3108-190-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-171-0x0000000006E90000-0x0000000006EA0000-memory.dmp

Filesize
64KB

Download
memory/3108-200-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-195-0x00000000084F0000-0x00000000085A3000-memory.dmp

Filesize
716KB

Download
memory/3108-197-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-201-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-196-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-194-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-193-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-192-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-188-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-184-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-186-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-183-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-161-0x00000000084F0000-0x00000000085A3000-memory.dmp

Filesize
716KB

Download
memory/3108-221-0x00000000086A0000-0x00000000087A4000-memory.dmp

Filesize
1.0MB

Download
memory/3108-182-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-180-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-178-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-172-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-174-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-176-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-173-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-198-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-170-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-233-0x00000000086A0000-0x00000000087A4000-memory.dmp

Filesize
1.0MB

Download
memory/3108-168-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-236-0x0000000008A10000-0x0000000008B60000-memory.dmp

Filesize
1.3MB

Download
memory/3108-237-0x0000000008A10000-0x0000000008B60000-memory.dmp

Filesize
1.3MB

Download
memory/3108-239-0x0000000008A10000-0x0000000008B60000-memory.dmp

Filesize
1.3MB

Download
memory/3108-243-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-244-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-246-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-245-0x00000000026C0000-0x00000000026D0000-memory.dmp

Filesize
64KB

Download
memory/3108-247-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-248-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-250-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-251-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-257-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-260-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-261-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-263-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-272-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-271-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-276-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download
memory/3108-275-0x0000000006E80000-0x0000000006E90000-memory.dmp

Filesize
64KB

Download