formbook | e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
29-06-2024 01:52

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General

Target

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
Size

1.1MB
MD5

5739a45063bad290793d71173c297aca
SHA1

d60a385177c8955916948f88057fe5740c668238
SHA256

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb
SHA512

439902ba158876e90ff7d0cd8f0b3fe7d1bed10cb6a990b4f3d0e8a9ee88a953d33b3137f4727e079371ea1061507200162c984902d10ab830f7abf4e561b76a
SSDEEP

24576:WAHnh+eWsN3skA4RV1Hom2KXMmHaS5vpvus6vqVluK4n5:xh+ZkldoPK8YaSuZ

Score

10^/10

formbook rn94 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

rn94

Decoy

st68v.xyz

conciergenotary.net

qwechaotk.top

rtpdonatoto29.xyz

8ad.xyz

powermove.top

cameras-30514.bond

vanguardcoffee.shop

umoe53fxc1bsujv.buzz

consultoriamax.net

hplxx.com

ndu.wtf

yzh478c.xyz

bigbrown999.site

xiake07.asia

resdai.xyz

the35678.shop

ba6rf.rest

ceo688.com

phimxhot.xyz

Signatures

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

Formbook payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4248-28-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4248-31-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/464-37-0x0000000000CC0000-0x0000000000CEF000-memory.dmp	formbook

Drops startup file 1 IoCs

Processes:

name.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs name.exe
Executes dropped EXE 1 IoCs

Processes:

name.exe

pid process

3064 name.exe
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.

Processes:

resource yara_rule

C:\Users\Admin\AppData\Local\directory\name.exe autoit_exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\name.vbs	name.exe

pid	process
3064	name.exe

resource	yara_rule
C:\Users\Admin\AppData\Local\directory\name.exe	autoit_exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

name.exesvchost.exewlanext.exe

description	pid	process	target process
PID 3064 set thread context of 4248	3064	name.exe	svchost.exe
PID 4248 set thread context of 3376	4248	svchost.exe	Explorer.EXE
PID 464 set thread context of 3376	464	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

svchost.exewlanext.exe

pid	process
4248	svchost.exe
4248	svchost.exe
4248	svchost.exe
4248	svchost.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe
464	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

name.exesvchost.exewlanext.exe

pid process

3064 name.exe
4248 svchost.exe
4248 svchost.exe
4248 svchost.exe
464 wlanext.exe
464 wlanext.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

svchost.exewlanext.exe

description pid process

Token: SeDebugPrivilege 4248 svchost.exe
Token: SeDebugPrivilege 464 wlanext.exe

pid	process
3064	name.exe
4248	svchost.exe
4248	svchost.exe
4248	svchost.exe
464	wlanext.exe
464	wlanext.exe

description	pid	process
Token: SeDebugPrivilege	4248	svchost.exe
Token: SeDebugPrivilege	464	wlanext.exe

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exeExplorer.EXE

pid	process
412	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
412	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
3064	name.exe
3064	name.exe
3376	Explorer.EXE
3376	Explorer.EXE

Suspicious use of SendNotifyMessage 4 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exe

pid process

412 e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
412 e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
3064 name.exe
3064 name.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exename.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 412 wrote to memory of 3064	412	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 412 wrote to memory of 3064	412	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 412 wrote to memory of 3064	412	e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe	name.exe
PID 3064 wrote to memory of 4248	3064	name.exe	svchost.exe
PID 3064 wrote to memory of 4248	3064	name.exe	svchost.exe
PID 3064 wrote to memory of 4248	3064	name.exe	svchost.exe
PID 3064 wrote to memory of 4248	3064	name.exe	svchost.exe
PID 3376 wrote to memory of 464	3376	Explorer.EXE	wlanext.exe
PID 3376 wrote to memory of 464	3376	Explorer.EXE	wlanext.exe
PID 3376 wrote to memory of 464	3376	Explorer.EXE	wlanext.exe
PID 464 wrote to memory of 5036	464	wlanext.exe	cmd.exe
PID 464 wrote to memory of 5036	464	wlanext.exe	cmd.exe
PID 464 wrote to memory of 5036	464	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3376

C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe"
2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:412

C:\Users\Admin\AppData\Local\directory\name.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe"
3⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3064

C:\Windows\SysWOW64\svchost.exe
"C:\Users\Admin\AppData\Local\Temp\e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb.exe"
4⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4248

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:464

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\svchost.exe"
3⤵
PID:5036

Network

MITRE ATT&CK Matrix

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Downloads

C:\Users\Admin\AppData\Local\Temp\contrapose
Filesize
185KB

MD5
5be49f5b26a77af833fe4f57b9d4bf58

SHA1
78897803f5ca0b60612cd6063c812e9f8b381259

SHA256
62ec3a376a61b1e0ee0910cabde0e1a932a86d0c8661dc9d327119eb11c099c5

SHA512
8aebc2b8ff68bab31a671ab36840166866ba1b4016313d184ff4eebaa811924eb7126cb85cabaa2edb8f28b2ceb4b2740d7730b80202610f425bc82037132be3

Download Submit
C:\Users\Admin\AppData\Local\Temp\flexuoseness
Filesize
28KB

MD5
b59bdea0aa2748e1e9f4d024f74fd53d

SHA1
ec7260be20d792b528db9a7e301f3efa0921f66d

SHA256
8a40dc512d04af7111b25a549923d09910d045006f9e213f74c709da2cdcb3b1

SHA512
ce730ec34e899c6914464884b800700ca16f845252166f2d6bf4bfe2fbf44b8736fb9b5127ec03f9affadc449d513d0ab64e1d4f93458aaf9b7e44461308e56a

Download Submit
C:\Users\Admin\AppData\Local\directory\name.exe
Filesize
1.1MB

MD5
5739a45063bad290793d71173c297aca

SHA1
d60a385177c8955916948f88057fe5740c668238

SHA256
e9c2049ebaa1664254905bf3d5ba58d7d5b09bf3a261c157f47acb0a44d9c4bb

SHA512
439902ba158876e90ff7d0cd8f0b3fe7d1bed10cb6a990b4f3d0e8a9ee88a953d33b3137f4727e079371ea1061507200162c984902d10ab830f7abf4e561b76a

Download Submit
memory/412-10-0x0000000001D60000-0x0000000001D64000-memory.dmp

Filesize
16KB

Download
memory/464-34-0x0000000000090000-0x00000000000A7000-memory.dmp

Filesize
92KB

Download
memory/464-36-0x0000000000090000-0x00000000000A7000-memory.dmp

Filesize
92KB

Download
memory/464-37-0x0000000000CC0000-0x0000000000CEF000-memory.dmp

Filesize
188KB

Download
memory/3376-39-0x0000000007840000-0x0000000007929000-memory.dmp

Filesize
932KB

Download
memory/3376-45-0x0000000008B30000-0x0000000008C6C000-memory.dmp

Filesize
1.2MB

Download
memory/3376-33-0x0000000007840000-0x0000000007929000-memory.dmp

Filesize
932KB

Download
memory/3376-42-0x0000000008B30000-0x0000000008C6C000-memory.dmp

Filesize
1.2MB

Download
memory/3376-41-0x0000000008B30000-0x0000000008C6C000-memory.dmp

Filesize
1.2MB

Download
memory/4248-28-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4248-31-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4248-32-0x0000000001680000-0x0000000001695000-memory.dmp

Filesize
84KB

Download
memory/4248-29-0x0000000001700000-0x0000000001A4A000-memory.dmp

Filesize
3.3MB

Download