formbook | 993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e

Analysis

max time kernel
90s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20/02/2024, 05:52

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General

Target

993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
Size

635KB
MD5

266b256a9d1e3e48d3e7f332d55808bc
SHA1

fb3d7c13dc44c3cb476fd0a0f7fd3b377373e8d3
SHA256

993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e
SHA512

3bea81f5f96eae9abc8a6733c0220367e8664b2b2c15c4c663fa03fbf97663ec5becb2cfc3468c796757bfd33912880bd7900796b2da8f3387f629d2cbd606a3
SSDEEP

12288:vSmPwRYnOELz89OW+pPqwABljLt2EnS3KrNLr8StEotSnFKIFN:vSmP0Y74uPqwABlHtzSaaSLSnsiN

Score

10^/10

formbook fr07 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

fr07

Decoy

considerateandrefrigerate.com

yuuki.academy

elizabethcaldwellportfolio.com

kegdol.xyz

wecommerce.one

4018mlp.com

nirng8u.online

techmalabar.com

hm885.com

lacademiedespossibles.com

sungnamdobae.com

aldardasha.website

tvkvijay.support

subpreschoolteacher.com

revolutionstealth.com

rtpindo1.store

healingsensationscbd.com

digitalmakeads.cloud

vlascosupplies.com

trautwen.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4964-19-0x0000000000400000-0x000000000042F000-memory.dmp	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5108 set thread context of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94

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

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/Job

T1053

pid	Process
3360	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
4964	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
4964	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
216	powershell.exe
216	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
Token: SeDebugPrivilege	216	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 216	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	89
PID 5108 wrote to memory of 216	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	89
PID 5108 wrote to memory of 216	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	89
PID 5108 wrote to memory of 3360	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	91
PID 5108 wrote to memory of 3360	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	91
PID 5108 wrote to memory of 3360	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	91
PID 5108 wrote to memory of 4868	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	93
PID 5108 wrote to memory of 4868	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	93
PID 5108 wrote to memory of 4868	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	93
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94
PID 5108 wrote to memory of 4964	5108	993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe	94

C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
"C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5108
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\aSXtUrcyfD.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:216
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aSXtUrcyfD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp73C8.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3360
- C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
  "C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe"
  2⤵
  PID:4868
- C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe
  "C:\Users\Admin\AppData\Local\Temp\993841103742d791f4dbcdc75757bac6ac7fddf1eb50dcec5a72daddce44cc9e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4964

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nzw5f032.y3e.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp73C8.tmp

Filesize
1KB

MD5
18eba60fff54d8a39cb9ad904b89609b

SHA1
6ce8e7a03f1a910219eafba16abfc40d28a2a206

SHA256
6fc459c97210f49e348ba2ed802b6cf8e0f88fb5a2b155509a29733f8841d103

SHA512
7e1704a07013ca2cd5b01d84cdeb5bb7ff04e3e10afaa8c4bdf8ac12db306e0339cdfed73b85aea8a5e908ac84ea00e9f0e8e85e3564bbcc536cb8c5e58c1802

Download Submit
memory/216-52-0x0000000006E40000-0x0000000006E5E000-memory.dmp

Filesize
120KB

Download
memory/216-20-0x0000000005B80000-0x00000000061A8000-memory.dmp

Filesize
6.2MB

Download
memory/216-65-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/216-62-0x0000000007ED0000-0x0000000007ED8000-memory.dmp

Filesize
32KB

Download
memory/216-61-0x0000000007EF0000-0x0000000007F0A000-memory.dmp

Filesize
104KB

Download
memory/216-60-0x0000000007DF0000-0x0000000007E04000-memory.dmp

Filesize
80KB

Download
memory/216-59-0x0000000007DE0000-0x0000000007DEE000-memory.dmp

Filesize
56KB

Download
memory/216-58-0x0000000007DB0000-0x0000000007DC1000-memory.dmp

Filesize
68KB

Download
memory/216-14-0x0000000002F60000-0x0000000002F96000-memory.dmp

Filesize
216KB

Download
memory/216-57-0x0000000007E30000-0x0000000007EC6000-memory.dmp

Filesize
600KB

Download
memory/216-16-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/216-17-0x0000000005540000-0x0000000005550000-memory.dmp

Filesize
64KB

Download
memory/216-18-0x0000000005540000-0x0000000005550000-memory.dmp

Filesize
64KB

Download
memory/216-56-0x0000000007C20000-0x0000000007C2A000-memory.dmp

Filesize
40KB

Download
memory/216-55-0x0000000007BB0000-0x0000000007BCA000-memory.dmp

Filesize
104KB

Download
memory/216-22-0x00000000058E0000-0x0000000005902000-memory.dmp

Filesize
136KB

Download
memory/216-23-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/216-25-0x00000000061B0000-0x0000000006216000-memory.dmp

Filesize
408KB

Download
memory/216-54-0x00000000081F0000-0x000000000886A000-memory.dmp

Filesize
6.5MB

Download
memory/216-53-0x0000000007A60000-0x0000000007B03000-memory.dmp

Filesize
652KB

Download
memory/216-40-0x0000000007820000-0x0000000007852000-memory.dmp

Filesize
200KB

Download
memory/216-32-0x0000000006320000-0x0000000006674000-memory.dmp

Filesize
3.3MB

Download
memory/216-37-0x00000000068A0000-0x00000000068BE000-memory.dmp

Filesize
120KB

Download
memory/216-38-0x0000000006A00000-0x0000000006A4C000-memory.dmp

Filesize
304KB

Download
memory/216-39-0x000000007F020000-0x000000007F030000-memory.dmp

Filesize
64KB

Download
memory/216-51-0x0000000005540000-0x0000000005550000-memory.dmp

Filesize
64KB

Download
memory/216-41-0x0000000072F40000-0x0000000072F8C000-memory.dmp

Filesize
304KB

Download
memory/4964-24-0x0000000001570000-0x00000000018BA000-memory.dmp

Filesize
3.3MB

Download
memory/4964-19-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5108-5-0x0000000005440000-0x000000000544A000-memory.dmp

Filesize
40KB

Download
memory/5108-3-0x0000000005390000-0x0000000005422000-memory.dmp

Filesize
584KB

Download
memory/5108-26-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/5108-9-0x0000000009330000-0x00000000093CC000-memory.dmp

Filesize
624KB

Download
memory/5108-0-0x0000000000910000-0x00000000009B6000-memory.dmp

Filesize
664KB

Download
memory/5108-1-0x00000000744A0000-0x0000000074C50000-memory.dmp

Filesize
7.7MB

Download
memory/5108-8-0x0000000006CD0000-0x0000000006D46000-memory.dmp

Filesize
472KB

Download
memory/5108-7-0x0000000005660000-0x0000000005672000-memory.dmp

Filesize
72KB

Download
memory/5108-6-0x0000000005620000-0x000000000563C000-memory.dmp

Filesize
112KB

Download
memory/5108-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

Filesize
5.6MB

Download
memory/5108-4-0x0000000005670000-0x0000000005680000-memory.dmp

Filesize
64KB

Download