formbook | e38f6fab27253171688423b0792d38be81e4c01cceb35c7bca05d2ebfc011ae9

Analysis

max time kernel
168s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 09:37

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General

Target

SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
Size

913KB
MD5

7b6dcd6fcd1c26b9abdba167929f4c82
SHA1

04f11f07ef4a51b16383b5dde94f1af405893b45
SHA256

e38f6fab27253171688423b0792d38be81e4c01cceb35c7bca05d2ebfc011ae9
SHA512

0a12c658607c69b203f3674a6097b86b925e29d00003b4e1c975e5bd09894eba722af22ced22c0c01ca555657eaa7251a908f36e0fabfe2f521aad9124d6b942
SSDEEP

12288:pe+QDdzoa1cfNv+/O/OW9HiiwdIvL94CsAH0vJHlAMMLOV8SWRdXZIQFhZMRR3im:qDdEPflOO/OW9CkL9/fDxiMR/phUz

Score

10^/10

formbook b3es rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

b3es

Decoy

sweets.wtf

apextama.com

tygbs.com

kumaoedu.com

bestbathroomremodeling.club

lnshykj.com

nelsonanddima.com

falunap.info

codyhinrichs.com

2797vip.com

danutka.com

3o2t307a.com

kellymariewest.com

profilelonn.online

procan.website

sopjimmy.com

xn--skdarkae-55ac80i.net

entitymanaged.com

melitadahl.art

joineguru.net

Signatures

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

Formbook payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4984-139-0x0000000000400000-0x000000000042F000-memory.dmp	formbook

Suspicious use of SetThreadContext 1 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

description	pid	process	target process
PID 4120 set thread context of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exeSecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

pid	process
4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
4984	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
4984	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

description pid process

Token: SeDebugPrivilege 4120 SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

description	pid	process
Token: SeDebugPrivilege	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

description	pid	process	target process
PID 4120 wrote to memory of 1092	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 1092	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 1092	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
PID 4120 wrote to memory of 4984	4120	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe	SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4120

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe"
2⤵
PID:1092

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.27251.20675.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4984

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1092-137-0x0000000000000000-mapping.dmp

Download
memory/4120-132-0x0000000000FD0000-0x00000000010BA000-memory.dmp

Filesize
936KB

Download
memory/4120-133-0x0000000006090000-0x0000000006634000-memory.dmp

Filesize
5.6MB

Download
memory/4120-134-0x0000000005AE0000-0x0000000005B72000-memory.dmp

Filesize
584KB

Download
memory/4120-135-0x0000000005A40000-0x0000000005A4A000-memory.dmp

Filesize
40KB

Download
memory/4120-136-0x0000000008160000-0x00000000081FC000-memory.dmp

Filesize
624KB

Download
memory/4984-138-0x0000000000000000-mapping.dmp

Download
memory/4984-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4984-140-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download