formbook | 1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
26-09-2024 01:13

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General

Target

1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe
Size

1.6MB
MD5

45a4e5d5a6cf73ca933df94dc0717abf
SHA1

17172d6433ca3efc9e0e7aadfb73820c786fa974
SHA256

ed2ac5e893ba48ab637927b1ea3092fa88f0c5ac83125d63c2bf6983f5fe9592
SHA512

316965afa3da625c082d24924c8079e5cf812654b166784c6341623d8e7b98a0733d6629ab2a8d9d4eaa5de1ba964cdaa4477ffb7a5740aa500b8be4a73ab85e
SSDEEP

49152:iAodtaG9kS2U84B+FLan9k5TRM9zl2Vj8HF9nVLn7:G/B1PHFDLn7

Score

10^/10

formbook kmge discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

kmge

Decoy

jia0752d.com

cq0jt.sbs

whimsicalweddingrentals.com

meetsex-here.life

hhe-crv220.com

bedbillionaire.com

soycmo.com

mrawkward.xyz

11ramshornroad.com

motoyonaturals.com

thischicloves.com

gacorbet.pro

ihsanid.com

pancaketurner.com

santanarstore.com

cr3dtv.com

negotools.com

landfillequip.com

sejasuapropriachefe.com

diamant-verkopen.store

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/5040-17-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5040-20-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4604-26-0x0000000000A80000-0x0000000000AAF000-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
960	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-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4376 set thread context of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 5040 set thread context of 3424	5040	wmplayer.exe	55
PID 4604 set thread context of 3424	4604	svchost.exe	55

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 2 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
960	powershell.exe
960	powershell.exe
5040	wmplayer.exe
5040	wmplayer.exe
5040	wmplayer.exe
5040	wmplayer.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
5040	wmplayer.exe
5040	wmplayer.exe
5040	wmplayer.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe
4604	svchost.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe
Token: SeDebugPrivilege	960	powershell.exe
Token: SeDebugPrivilege	5040	wmplayer.exe
Token: SeDebugPrivilege	4604	svchost.exe
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 960	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	85
PID 4376 wrote to memory of 960	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	85
PID 4376 wrote to memory of 2292	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	87
PID 4376 wrote to memory of 2292	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	87
PID 4376 wrote to memory of 2292	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	87
PID 4376 wrote to memory of 2292	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	87
PID 4376 wrote to memory of 3864	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	88
PID 4376 wrote to memory of 3864	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	88
PID 4376 wrote to memory of 3864	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	88
PID 4376 wrote to memory of 3864	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	88
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 4376 wrote to memory of 5040	4376	1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe	89
PID 3424 wrote to memory of 4604	3424	Explorer.EXE	90
PID 3424 wrote to memory of 4604	3424	Explorer.EXE	90
PID 3424 wrote to memory of 4604	3424	Explorer.EXE	90
PID 4604 wrote to memory of 396	4604	svchost.exe	91
PID 4604 wrote to memory of 396	4604	svchost.exe	91
PID 4604 wrote to memory of 396	4604	svchost.exe	91
PID 4604 wrote to memory of 4068	4604	svchost.exe	98
PID 4604 wrote to memory of 4068	4604	svchost.exe	98
PID 4604 wrote to memory of 4068	4604	svchost.exe	98

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Users\Admin\AppData\Local\Temp\1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe
  "C:\Users\Admin\AppData\Local\Temp\1eaa86eac4b0e31012c5df0094bbbf2ce39a270baae540d0044de1a7f5226f93.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4376
- - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath $env:UserProfile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:960
- - C:\Windows\System32\svchost.exe
    "C:\Windows\System32\svchost.exe"
    3⤵
    PID:2292
- - C:\Program Files (x86)\Windows Mail\wab.exe
    "C:\Program Files (x86)\Windows Mail\wab.exe"
    3⤵
    PID:3864
- - C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:5040
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4604
- - C:\Windows\SysWOW64\cmd.exe
    /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
    3⤵
    - System Location Discovery: System Language Discovery
    PID:396
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:4068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1

Filesize
40KB

MD5
a182561a527f929489bf4b8f74f65cd7

SHA1
8cd6866594759711ea1836e86a5b7ca64ee8911f

SHA256
42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

SHA512
9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_njqc4s4g.1ih.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logim.jpeg

Filesize
85KB

MD5
7f2652409bc5df04f3c4743d5fc3e111

SHA1
f8bbe36661648ba2610db7b325a8d5e1bc536e0b

SHA256
e0f376c8cb921ba7b1fed0e7dde2a82bf52f59df2a36ce8fd86531a0fcbced44

SHA512
5d390aee621516f6df654956472146b4944833c90497d0e5f78a4a6b0c07885ef9981a444326add97db6d8e8fd65e952b9758a83b72454aac58663fae1b6a221

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\LK3BNUQ2\LK3logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/960-1-0x00000242778F0000-0x0000024277912000-memory.dmp

Filesize
136KB

Download
memory/960-11-0x00007FFBA6ED0000-0x00007FFBA7991000-memory.dmp

Filesize
10.8MB

Download
memory/960-12-0x00007FFBA6ED0000-0x00007FFBA7991000-memory.dmp

Filesize
10.8MB

Download
memory/960-16-0x00007FFBA6ED0000-0x00007FFBA7991000-memory.dmp

Filesize
10.8MB

Download
memory/960-0-0x00007FFBA6ED3000-0x00007FFBA6ED5000-memory.dmp

Filesize
8KB

Download
memory/3424-22-0x00000000084E0000-0x000000000862B000-memory.dmp

Filesize
1.3MB

Download
memory/3424-41-0x00000000084E0000-0x000000000862B000-memory.dmp

Filesize
1.3MB

Download
memory/3424-46-0x000000000A290000-0x000000000A417000-memory.dmp

Filesize
1.5MB

Download
memory/4604-26-0x0000000000A80000-0x0000000000AAF000-memory.dmp

Filesize
188KB

Download
memory/4604-25-0x00000000000C0000-0x00000000000CE000-memory.dmp

Filesize
56KB

Download
memory/4604-23-0x00000000000C0000-0x00000000000CE000-memory.dmp

Filesize
56KB

Download
memory/5040-20-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/5040-21-0x00000000014C0000-0x00000000014D4000-memory.dmp

Filesize
80KB

Download
memory/5040-18-0x00000000015C0000-0x000000000190A000-memory.dmp

Filesize
3.3MB

Download
memory/5040-17-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download