formbook | f875be79be10a88a9a5c815b0676cbfc58f48e7524f2e4d383b2d7ef63d2e306

Analysis

max time kernel
150s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:23

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General

Target

RE CNHTC--PO confirmation7876765655545654.exe
Size

1.1MB
MD5

3fe6259ed37afe425f5062f917897fe8
SHA1

1ee3b44562f12d7236ad8b635f282532a7586e7d
SHA256

f875be79be10a88a9a5c815b0676cbfc58f48e7524f2e4d383b2d7ef63d2e306
SHA512

ba748a8fd1fc131fdd634d6ef77ee5325e6ad15f719d21e7d3932e96222ec72f269ee516421ee9c240be21b847e5ba94e66111d974d1aefcfd4a038833824807
SSDEEP

24576:OKoG74DjPRhmKOC9Gbnn32Nd/xCjqdOp:O074fPLmuAbnn32Nd/CqdO

Score

10^/10

formbook ned5 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ned5

Decoy

asian-dating-42620.com

ttg06.com

cupandbelle.com

prepaidprocess.com

jrzkt.com

hdgby2.com

finnnann.com

chillpill-shoppygood.com

sfdgg.online

articlerewritertool.net

cdjxsculture.com

omnificare.info

lasafblanch.com

omaxfort.xyz

spk.info

shb1368.com

jewelry-10484.com

hubsp0t.com

shronky.com

yangjh34.com

Signatures

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

Formbook payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4396-144-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/4396-157-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral2/memory/5084-161-0x0000000000590000-0x00000000005BF000-memory.dmp	formbook
behavioral2/memory/5084-171-0x0000000000590000-0x00000000005BF000-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

Processes:

RE CNHTC--PO confirmation7876765655545654.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	RE CNHTC--PO confirmation7876765655545654.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

Processes:

RE CNHTC--PO confirmation7876765655545654.exeRE CNHTC--PO confirmation7876765655545654.exesystray.exe

description	pid	process	target process
PID 2324 set thread context of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 4396 set thread context of 2864	4396	RE CNHTC--PO confirmation7876765655545654.exe	Explorer.EXE
PID 5084 set thread context of 2864	5084	systray.exe	Explorer.EXE

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

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
T1053

Processes:

schtasks.exe

pid process

3308 schtasks.exe

pid	process
3308	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

RE CNHTC--PO confirmation7876765655545654.exepowershell.exeRE CNHTC--PO confirmation7876765655545654.exesystray.exe

pid	process
2324	RE CNHTC--PO confirmation7876765655545654.exe
2324	RE CNHTC--PO confirmation7876765655545654.exe
2456	powershell.exe
2456	powershell.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2864 Explorer.EXE

pid	process
2864	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

RE CNHTC--PO confirmation7876765655545654.exesystray.exe

pid	process
4396	RE CNHTC--PO confirmation7876765655545654.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
4396	RE CNHTC--PO confirmation7876765655545654.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe
5084	systray.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

RE CNHTC--PO confirmation7876765655545654.exepowershell.exeRE CNHTC--PO confirmation7876765655545654.exesystray.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	2324	RE CNHTC--PO confirmation7876765655545654.exe
Token: SeDebugPrivilege	2456	powershell.exe
Token: SeDebugPrivilege	4396	RE CNHTC--PO confirmation7876765655545654.exe
Token: SeDebugPrivilege	5084	systray.exe
Token: SeShutdownPrivilege	2864	Explorer.EXE
Token: SeCreatePagefilePrivilege	2864	Explorer.EXE
Token: SeShutdownPrivilege	2864	Explorer.EXE
Token: SeCreatePagefilePrivilege	2864	Explorer.EXE
Token: SeShutdownPrivilege	2864	Explorer.EXE
Token: SeCreatePagefilePrivilege	2864	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

RE CNHTC--PO confirmation7876765655545654.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 2324 wrote to memory of 2456	2324	RE CNHTC--PO confirmation7876765655545654.exe	powershell.exe
PID 2324 wrote to memory of 2456	2324	RE CNHTC--PO confirmation7876765655545654.exe	powershell.exe
PID 2324 wrote to memory of 2456	2324	RE CNHTC--PO confirmation7876765655545654.exe	powershell.exe
PID 2324 wrote to memory of 3308	2324	RE CNHTC--PO confirmation7876765655545654.exe	schtasks.exe
PID 2324 wrote to memory of 3308	2324	RE CNHTC--PO confirmation7876765655545654.exe	schtasks.exe
PID 2324 wrote to memory of 3308	2324	RE CNHTC--PO confirmation7876765655545654.exe	schtasks.exe
PID 2324 wrote to memory of 1708	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 1708	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 1708	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2324 wrote to memory of 4396	2324	RE CNHTC--PO confirmation7876765655545654.exe	RE CNHTC--PO confirmation7876765655545654.exe
PID 2864 wrote to memory of 5084	2864	Explorer.EXE	systray.exe
PID 2864 wrote to memory of 5084	2864	Explorer.EXE	systray.exe
PID 2864 wrote to memory of 5084	2864	Explorer.EXE	systray.exe
PID 5084 wrote to memory of 1312	5084	systray.exe	cmd.exe
PID 5084 wrote to memory of 1312	5084	systray.exe	cmd.exe
PID 5084 wrote to memory of 1312	5084	systray.exe	cmd.exe
PID 5084 wrote to memory of 3956	5084	systray.exe	Firefox.exe
PID 5084 wrote to memory of 3956	5084	systray.exe	Firefox.exe
PID 5084 wrote to memory of 3956	5084	systray.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe
  "C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sFVRBoZT.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2456
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sFVRBoZT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F32.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3308
- - C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe
    "C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe"
    3⤵
    PID:1708
- - C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe
    "C:\Users\Admin\AppData\Local\Temp\RE CNHTC--PO confirmation7876765655545654.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:4396
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5084
- - 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⤵
    PID:1312
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3956

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

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
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7F32.tmp

Filesize
1KB

MD5
607c1c616bdc25297c2f67d63c8697f4

SHA1
81c307f045edd5acaf30ace4ff2ccfb1946bf224

SHA256
f3a67b3d6ed088f5566b7df727b4b472c5d3b5a93aa0155108e9c38901056db9

SHA512
3c37d952c0c06613ee0e3e74e0ae69db1ecf5aef7cb093e0695793ab4ff4d23b0e8c77450895682b0bc5b30608c92c94fbceeb43d549dd30e08ad4e94a4c4a40

Download Submit
C:\Users\Admin\AppData\Roaming\OM2Q-D0F\OM2logim.jpeg

Filesize
80KB

MD5
04f1bd7d3f3de86bde817168882c90f2

SHA1
79d84e561730e7db2a55eaec1969f742dfa3eeb9

SHA256
8f8c56b92e3276a6d62000de50672ff9c9508dc1e2b00ba215474c4e43f0dad7

SHA512
122d8f2a15ee83e4e131da28026dc9291a822f42ed6809afb81e1d7bc69d115f25bcecf05e1e6783d5ea7aa5e7538e70b3a8ddc54cf0ce34fd6d95ecef1794dc

Download Submit
C:\Users\Admin\AppData\Roaming\OM2Q-D0F\OM2logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\OM2Q-D0F\OM2logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\OM2Q-D0F\OM2logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\OM2Q-D0F\OM2logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/1312-168-0x0000000000000000-mapping.dmp

Download
memory/1708-142-0x0000000000000000-mapping.dmp

Download
memory/2324-136-0x0000000008EA0000-0x0000000008F3C000-memory.dmp

Filesize
624KB

Download
memory/2324-132-0x00000000000C0000-0x00000000001E2000-memory.dmp

Filesize
1.1MB

Download
memory/2324-135-0x0000000004C30000-0x0000000004C3A000-memory.dmp

Filesize
40KB

Download
memory/2324-134-0x0000000004B80000-0x0000000004C12000-memory.dmp

Filesize
584KB

Download
memory/2324-133-0x0000000005240000-0x00000000057E4000-memory.dmp

Filesize
5.6MB

Download
memory/2456-166-0x0000000007A00000-0x0000000007A1A000-memory.dmp

Filesize
104KB

Download
memory/2456-162-0x0000000007720000-0x000000000772A000-memory.dmp

Filesize
40KB

Download
memory/2456-149-0x00000000063B0000-0x00000000063CE000-memory.dmp

Filesize
120KB

Download
memory/2456-137-0x0000000000000000-mapping.dmp

Download
memory/2456-139-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

Filesize
216KB

Download
memory/2456-141-0x0000000005530000-0x0000000005B58000-memory.dmp

Filesize
6.2MB

Download
memory/2456-153-0x00000000069B0000-0x00000000069E2000-memory.dmp

Filesize
200KB

Download
memory/2456-154-0x0000000071490000-0x00000000714DC000-memory.dmp

Filesize
304KB

Download
memory/2456-155-0x0000000006970000-0x000000000698E000-memory.dmp

Filesize
120KB

Download
memory/2456-145-0x00000000052D0000-0x00000000052F2000-memory.dmp

Filesize
136KB

Download
memory/2456-167-0x00000000079E0000-0x00000000079E8000-memory.dmp

Filesize
32KB

Download
memory/2456-158-0x0000000007D30000-0x00000000083AA000-memory.dmp

Filesize
6.5MB

Download
memory/2456-159-0x00000000076B0000-0x00000000076CA000-memory.dmp

Filesize
104KB

Download
memory/2456-147-0x0000000005D70000-0x0000000005DD6000-memory.dmp

Filesize
408KB

Download
memory/2456-165-0x00000000078F0000-0x00000000078FE000-memory.dmp

Filesize
56KB

Download
memory/2456-146-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/2456-163-0x0000000007930000-0x00000000079C6000-memory.dmp

Filesize
600KB

Download
memory/2864-172-0x0000000002580000-0x0000000002667000-memory.dmp

Filesize
924KB

Download
memory/2864-152-0x00000000026E0000-0x0000000002802000-memory.dmp

Filesize
1.1MB

Download
memory/2864-173-0x0000000002580000-0x0000000002667000-memory.dmp

Filesize
924KB

Download
memory/3308-138-0x0000000000000000-mapping.dmp

Download
memory/4396-157-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4396-144-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/4396-143-0x0000000000000000-mapping.dmp

Download
memory/4396-151-0x0000000001340000-0x0000000001355000-memory.dmp

Filesize
84KB

Download
memory/4396-150-0x00000000017E0000-0x0000000001B2A000-memory.dmp

Filesize
3.3MB

Download
memory/5084-170-0x0000000002620000-0x00000000026B4000-memory.dmp

Filesize
592KB

Download
memory/5084-156-0x0000000000000000-mapping.dmp

Download
memory/5084-171-0x0000000000590000-0x00000000005BF000-memory.dmp

Filesize
188KB

Download
memory/5084-164-0x0000000002740000-0x0000000002A8A000-memory.dmp

Filesize
3.3MB

Download
memory/5084-160-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download
memory/5084-161-0x0000000000590000-0x00000000005BF000-memory.dmp

Filesize
188KB

Download