formbook | b499c93bb5fc519520fbb172cf182ae0f3e5dfc5e68cf193f87cff39463a84fd

Analysis

max time kernel
297s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2024 14:00

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General

Target

HUAWEI New PO [#16426900].exe
Size

580KB
MD5

e0e6e7d9c723993d7172fc5cf35ed241
SHA1

77b6944a9c19fb00172d436f4146bfa255013306
SHA256

a2780a43ac1e90a6945c78cbcbd929863ab89c72ff1f86380f48303d051bc7d4
SHA512

c8e85c71dfd68a31200a0ce760c104e868c35863027789c7523126c2c1335a1e6da6279459be4652cdb0927aa2c21cff160688b9bee44bd483684fd01406dc55
SSDEEP

12288:HVf0ws2B6rJq5b/BnXF0kfT4RwLMbX1UXLMcNymOJ:HV3sE6qV10y4X5UAYOJ

Score

10^/10

formbook cu29 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

cu29

Decoy

qidr.shop

usinessaviationconsulting.net

68716329.xyz

nd-los.net

ealthironcladguarantee.shop

oftware-download-69354.bond

48372305.top

omeownershub.top

mall-chilli.top

ajakgoid.online

ire-changer-53482.bond

rugsrx.shop

oyang123.info

azino-forum-pro.online

817715.rest

layman.vip

eb777.club

ovatonica.net

urgaslotvip.website

inn-paaaa.buzz

Signatures

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

Formbook payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4100-21-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4100-39-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/1680-73-0x0000000000600000-0x000000000062F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2024	powershell.exe

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	HUAWEI New PO [#16426900].exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1148 set thread context of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 4100 set thread context of 3560	4100	HUAWEI New PO [#16426900].exe	56
PID 1680 set thread context of 3560	1680	msdt.exe	56

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HUAWEI New PO [#16426900].exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4844	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2024	powershell.exe
4100	HUAWEI New PO [#16426900].exe
4100	HUAWEI New PO [#16426900].exe
4100	HUAWEI New PO [#16426900].exe
4100	HUAWEI New PO [#16426900].exe
2024	powershell.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe
1680	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4100	HUAWEI New PO [#16426900].exe
4100	HUAWEI New PO [#16426900].exe
4100	HUAWEI New PO [#16426900].exe
1680	msdt.exe
1680	msdt.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2024	powershell.exe
Token: SeDebugPrivilege	4100	HUAWEI New PO [#16426900].exe
Token: SeDebugPrivilege	1680	msdt.exe
Token: SeShutdownPrivilege	3560	Explorer.EXE
Token: SeCreatePagefilePrivilege	3560	Explorer.EXE
Token: SeShutdownPrivilege	3560	Explorer.EXE
Token: SeCreatePagefilePrivilege	3560	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 2024	1148	HUAWEI New PO [#16426900].exe	84
PID 1148 wrote to memory of 2024	1148	HUAWEI New PO [#16426900].exe	84
PID 1148 wrote to memory of 2024	1148	HUAWEI New PO [#16426900].exe	84
PID 1148 wrote to memory of 4844	1148	HUAWEI New PO [#16426900].exe	86
PID 1148 wrote to memory of 4844	1148	HUAWEI New PO [#16426900].exe	86
PID 1148 wrote to memory of 4844	1148	HUAWEI New PO [#16426900].exe	86
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 1148 wrote to memory of 4100	1148	HUAWEI New PO [#16426900].exe	88
PID 3560 wrote to memory of 1680	3560	Explorer.EXE	89
PID 3560 wrote to memory of 1680	3560	Explorer.EXE	89
PID 3560 wrote to memory of 1680	3560	Explorer.EXE	89
PID 1680 wrote to memory of 3032	1680	msdt.exe	90
PID 1680 wrote to memory of 3032	1680	msdt.exe	90
PID 1680 wrote to memory of 3032	1680	msdt.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Users\Admin\AppData\Local\Temp\HUAWEI New PO [#16426900].exe
  "C:\Users\Admin\AppData\Local\Temp\HUAWEI New PO [#16426900].exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YRdJVRLxI.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2024
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YRdJVRLxI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCDDF.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4844
- - C:\Users\Admin\AppData\Local\Temp\HUAWEI New PO [#16426900].exe
    "C:\Users\Admin\AppData\Local\Temp\HUAWEI New PO [#16426900].exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4100
- C:\Windows\SysWOW64\msdt.exe
  "C:\Windows\SysWOW64\msdt.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\HUAWEI New PO [#16426900].exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3032

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zhvq14jj.5xw.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCDDF.tmp

Filesize
1KB

MD5
c24406e067f17531cb8bada2544d62ea

SHA1
e9bd9f20830f0393177a9cc229497add0d6838f7

SHA256
ed0b3fff38b139a1849a4b7d03d009572d913ca4a1b0be615a79d8b426eba92d

SHA512
423dbd71057732d5f80c5f4d87f558c66dec63f13e8e309a991e691566ea790900f275264c51f52cef7bfd68e6563c4f1495820de7d01721de37f9e1ade71ce0

Download Submit
memory/1148-8-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-9-0x00000000068B0000-0x0000000006926000-memory.dmp

Filesize
472KB

Download
memory/1148-4-0x0000000005620000-0x000000000562A000-memory.dmp

Filesize
40KB

Download
memory/1148-5-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-6-0x0000000006D10000-0x0000000006D28000-memory.dmp

Filesize
96KB

Download
memory/1148-7-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/1148-26-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/1148-3-0x00000000056B0000-0x0000000005742000-memory.dmp

Filesize
584KB

Download
memory/1148-10-0x0000000006AD0000-0x0000000006B6C000-memory.dmp

Filesize
624KB

Download
memory/1148-1-0x0000000000B90000-0x0000000000C28000-memory.dmp

Filesize
608KB

Download
memory/1148-0-0x000000007464E000-0x000000007464F000-memory.dmp

Filesize
4KB

Download
memory/1148-2-0x0000000005C60000-0x0000000006204000-memory.dmp

Filesize
5.6MB

Download
memory/1680-63-0x0000000000890000-0x00000000008E7000-memory.dmp

Filesize
348KB

Download
memory/1680-64-0x0000000000890000-0x00000000008E7000-memory.dmp

Filesize
348KB

Download
memory/1680-73-0x0000000000600000-0x000000000062F000-memory.dmp

Filesize
188KB

Download
memory/2024-61-0x0000000006D80000-0x0000000006D8A000-memory.dmp

Filesize
40KB

Download
memory/2024-65-0x0000000006F10000-0x0000000006F21000-memory.dmp

Filesize
68KB

Download
memory/2024-25-0x0000000005270000-0x00000000052D6000-memory.dmp

Filesize
408KB

Download
memory/2024-24-0x0000000005200000-0x0000000005266000-memory.dmp

Filesize
408KB

Download
memory/2024-20-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-23-0x0000000004910000-0x0000000004932000-memory.dmp

Filesize
136KB

Download
memory/2024-15-0x00000000020D0000-0x0000000002106000-memory.dmp

Filesize
216KB

Download
memory/2024-40-0x00000000053A0000-0x00000000056F4000-memory.dmp

Filesize
3.3MB

Download
memory/2024-72-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-70-0x0000000007030000-0x0000000007038000-memory.dmp

Filesize
32KB

Download
memory/2024-69-0x0000000007050000-0x000000000706A000-memory.dmp

Filesize
104KB

Download
memory/2024-42-0x00000000059E0000-0x00000000059FE000-memory.dmp

Filesize
120KB

Download
memory/2024-43-0x0000000005F80000-0x0000000005FCC000-memory.dmp

Filesize
304KB

Download
memory/2024-44-0x000000007F6C0000-0x000000007F6D0000-memory.dmp

Filesize
64KB

Download
memory/2024-45-0x00000000069B0000-0x00000000069E2000-memory.dmp

Filesize
200KB

Download
memory/2024-46-0x0000000070AD0000-0x0000000070B1C000-memory.dmp

Filesize
304KB

Download
memory/2024-56-0x0000000005F60000-0x0000000005F7E000-memory.dmp

Filesize
120KB

Download
memory/2024-57-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-58-0x00000000069F0000-0x0000000006A93000-memory.dmp

Filesize
652KB

Download
memory/2024-59-0x0000000007360000-0x00000000079DA000-memory.dmp

Filesize
6.5MB

Download
memory/2024-60-0x0000000006D10000-0x0000000006D2A000-memory.dmp

Filesize
104KB

Download
memory/2024-19-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-62-0x0000000006F90000-0x0000000007026000-memory.dmp

Filesize
600KB

Download
memory/2024-18-0x0000000004BD0000-0x00000000051F8000-memory.dmp

Filesize
6.2MB

Download
memory/2024-16-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-68-0x0000000006F50000-0x0000000006F64000-memory.dmp

Filesize
80KB

Download
memory/2024-66-0x0000000074640000-0x0000000074DF0000-memory.dmp

Filesize
7.7MB

Download
memory/2024-67-0x0000000006F40000-0x0000000006F4E000-memory.dmp

Filesize
56KB

Download
memory/3560-41-0x0000000002D60000-0x0000000002E32000-memory.dmp

Filesize
840KB

Download
memory/3560-74-0x0000000002D60000-0x0000000002E32000-memory.dmp

Filesize
840KB

Download
memory/3560-78-0x0000000008520000-0x0000000008632000-memory.dmp

Filesize
1.1MB

Download
memory/4100-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4100-37-0x0000000000FF0000-0x000000000133A000-memory.dmp

Filesize
3.3MB

Download
memory/4100-38-0x0000000000FB0000-0x0000000000FC5000-memory.dmp

Filesize
84KB

Download
memory/4100-39-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download