formbook | c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-12-2024 03:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
Size

619KB
MD5

1be8f540ee2f46e7a785c8b270766eac
SHA1

981fc167332b9d199a411d6b6af08a45005fd1ec
SHA256

c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681
SHA512

2284048bfb50db7e092445fb7cfcabc09ef2e92d51f992ad5229edae897d374ff5c78cb78df0be77551aafa5a327272cf6aa89d3144be699f5008b056a41c7cf
SSDEEP

12288:QQ0LIWqps7wnzTEnkd7fBA/HStVvBTVfhcm3tAcAuMiekrS:QrF0ty8fBsHSzzJvxPG

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 family
formbook

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4604-43-0x0000000006100000-0x000000000612F000-memory.dmp	formbook

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
1312	powershell.exe
3964	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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4604 set thread context of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106

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 4 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	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
1624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3964	powershell.exe
1312	powershell.exe
2624	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
2624	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
1312	powershell.exe
3964	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3964	powershell.exe
Token: SeDebugPrivilege	1312	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 3964	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	100
PID 4604 wrote to memory of 3964	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	100
PID 4604 wrote to memory of 3964	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	100
PID 4604 wrote to memory of 1312	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	102
PID 4604 wrote to memory of 1312	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	102
PID 4604 wrote to memory of 1312	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	102
PID 4604 wrote to memory of 1624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	104
PID 4604 wrote to memory of 1624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	104
PID 4604 wrote to memory of 1624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	104
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106
PID 4604 wrote to memory of 2624	4604	c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe	106

C:\Users\Admin\AppData\Local\Temp\c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
"C:\Users\Admin\AppData\Local\Temp\c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4604
- 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\c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3964
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\kqnJal.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1312
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\kqnJal" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25C3.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1624
- C:\Users\Admin\AppData\Local\Temp\c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe
  "C:\Users\Admin\AppData\Local\Temp\c82b82cf444e4a02ffe7091ef5ea7bea733c2127c38366c88775cade7d234681.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2624

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
d272b0d1562d4298672c52ba1b4cfade

SHA1
afd105f5419a36c317ed1fbf47e13c2bcb35d286

SHA256
f2aa381bb172b350c3ef443f559ff991920b2ac6d17d98f42b742d9c4e474325

SHA512
db14b2566e173b90a32713cc0dfe3211ef0b40ff0288da7489b7c157cbb605ac64b3f91022a30ba6aab0a0cb43d93a0aeacf95fc73673072915c9c742a119570

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wpg1qsyb.j1a.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp25C3.tmp

Filesize
1KB

MD5
4a759edac8bfe1bb8d686868b3a9a637

SHA1
bb67f0878de444d467c1bf0bd8e72610f9cb73fe

SHA256
6e55ff163b8a9d9f08e37325e8a192e5b6001b801c5536654b39e6af4733be10

SHA512
0357687b9f8c383101ce488220389665c250a3277e0883c8bd0f000a8b6689a2272e6f32cc14806fc008c16549a01996fc4c7ff57f335f4fcb6c3a145e392fae

Download Submit
memory/1312-74-0x0000000007190000-0x0000000007233000-memory.dmp

Filesize
652KB

Download
memory/1312-33-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/1312-46-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/1312-89-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/1312-80-0x0000000007680000-0x000000000768E000-memory.dmp

Filesize
56KB

Download
memory/1312-75-0x0000000007AC0000-0x000000000813A000-memory.dmp

Filesize
6.5MB

Download
memory/1312-53-0x00000000752F0000-0x000000007533C000-memory.dmp

Filesize
304KB

Download
memory/1312-64-0x0000000006740000-0x000000000675E000-memory.dmp

Filesize
120KB

Download
memory/1312-51-0x0000000006160000-0x00000000061AC000-memory.dmp

Filesize
304KB

Download
memory/1312-50-0x0000000006130000-0x000000000614E000-memory.dmp

Filesize
120KB

Download
memory/1312-44-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3964-19-0x00000000051B0000-0x00000000051D2000-memory.dmp

Filesize
136KB

Download
memory/3964-78-0x0000000007710000-0x00000000077A6000-memory.dmp

Filesize
600KB

Download
memory/3964-22-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3964-21-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/3964-90-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3964-48-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3964-83-0x00000000077B0000-0x00000000077B8000-memory.dmp

Filesize
32KB

Download
memory/3964-82-0x00000000077D0000-0x00000000077EA000-memory.dmp

Filesize
104KB

Download
memory/3964-81-0x00000000076D0000-0x00000000076E4000-memory.dmp

Filesize
80KB

Download
memory/3964-79-0x0000000007690000-0x00000000076A1000-memory.dmp

Filesize
68KB

Download
memory/3964-20-0x0000000005950000-0x00000000059B6000-memory.dmp

Filesize
408KB

Download
memory/3964-23-0x0000000005B30000-0x0000000005E84000-memory.dmp

Filesize
3.3MB

Download
memory/3964-16-0x0000000005320000-0x0000000005948000-memory.dmp

Filesize
6.2MB

Download
memory/3964-17-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/3964-52-0x00000000070D0000-0x0000000007102000-memory.dmp

Filesize
200KB

Download
memory/3964-54-0x00000000752F0000-0x000000007533C000-memory.dmp

Filesize
304KB

Download
memory/3964-15-0x0000000004BD0000-0x0000000004C06000-memory.dmp

Filesize
216KB

Download
memory/3964-77-0x0000000007500000-0x000000000750A000-memory.dmp

Filesize
40KB

Download
memory/3964-76-0x0000000007490000-0x00000000074AA000-memory.dmp

Filesize
104KB

Download
memory/4604-4-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/4604-9-0x00000000076B0000-0x0000000007726000-memory.dmp

Filesize
472KB

Download
memory/4604-10-0x0000000009E70000-0x0000000009F0C000-memory.dmp

Filesize
624KB

Download
memory/4604-7-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download
memory/4604-1-0x0000000000050000-0x00000000000F0000-memory.dmp

Filesize
640KB

Download
memory/4604-8-0x0000000004D60000-0x0000000004D72000-memory.dmp

Filesize
72KB

Download
memory/4604-0-0x0000000074A6E000-0x0000000074A6F000-memory.dmp

Filesize
4KB

Download
memory/4604-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/4604-5-0x0000000004AE0000-0x0000000004AEA000-memory.dmp

Filesize
40KB

Download
memory/4604-43-0x0000000006100000-0x000000000612F000-memory.dmp

Filesize
188KB

Download
memory/4604-2-0x0000000005020000-0x00000000055C4000-memory.dmp

Filesize
5.6MB

Download
memory/4604-6-0x0000000074A6E000-0x0000000074A6F000-memory.dmp

Filesize
4KB

Download
memory/4604-49-0x0000000074A60000-0x0000000075210000-memory.dmp

Filesize
7.7MB

Download