formbook | 1e44acb7d8788f3b415cb16b014134802fc4a75623fd267d379d961a7e3fa40b

General

Target

datasheet.exe
Size

892KB
MD5

156a8f3ff2daa772e183f33d03542088
SHA1

d5c5d9adc26f34f357bbbc04b76db5589154c096
SHA256

1517b72d950951e2a53e5881d9f72ef224128454d1bf4ad28afbbee341787e9c
SHA512

bf19dacebe4ca845683f2a0e63e03df6d93619ab8eecc7971b4554c48bbd03e0f4c796c635268261110be4d718dc8163a11c208e9d27bffacd29a8d8bf801f25
SSDEEP

12288:xLfmbbfGD5BroDcsIE++hSpk6L1S3Yp+vpVhd5FhM1wVTMsMz4AJ3sPerFfBL2qJ:xLfmbbfirrts4+ApkmAYp+vdFRtT8

Score

10^/10

formbook gbl discovery rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

gbl

Decoy

dx268.com

textbot4you.com

critictable.com

fsclub.info

order-review.com

tkgenergy.com

contavip.info

fashionests.com

sieromart.com

miamimobiletesting.com

oxforhabits.com

yugoslavilk.online

inieenterprises.com

bythebucketfranchise.com

parcelified.com

signalcyclers.com

starryeyedproject.com

proteacherstore.com

horos.tech

bovadaracebook.sucks

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral2/memory/1588-13-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/1588-18-0x0000000000400000-0x000000000042E000-memory.dmp	formbook
behavioral2/memory/4892-26-0x0000000001200000-0x000000000122E000-memory.dmp	formbook
behavioral2/memory/4892-28-0x0000000001200000-0x000000000122E000-memory.dmp	formbook

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 4420 set thread context of 1588	4420	datasheet.exe	99
PID 1588 set thread context of 3436	1588	datasheet.exe	56
PID 4892 set thread context of 3436	4892	msiexec.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 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	datasheet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
1588	datasheet.exe
1588	datasheet.exe
1588	datasheet.exe
1588	datasheet.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
1588	datasheet.exe
1588	datasheet.exe
1588	datasheet.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe
4892	msiexec.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1588	datasheet.exe
Token: SeDebugPrivilege	4892	msiexec.exe
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 4420 wrote to memory of 1588	4420	datasheet.exe	99
PID 3436 wrote to memory of 4892	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4892	3436	Explorer.EXE	100
PID 3436 wrote to memory of 4892	3436	Explorer.EXE	100
PID 4892 wrote to memory of 1688	4892	msiexec.exe	101
PID 4892 wrote to memory of 1688	4892	msiexec.exe	101
PID 4892 wrote to memory of 1688	4892	msiexec.exe	101
PID 4892 wrote to memory of 1564	4892	msiexec.exe	103
PID 4892 wrote to memory of 1564	4892	msiexec.exe	103
PID 4892 wrote to memory of 1564	4892	msiexec.exe	103

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Local\Temp\datasheet.exe
  "C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4420
- - C:\Users\Admin\AppData\Local\Temp\datasheet.exe
    "C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1588
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.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:4892
- - 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:1688
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:1564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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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\Roaming\0K42P692\0K4logim.jpeg

Filesize
86KB

MD5
f217e0f6ec7f709298443cbf7ec06b32

SHA1
ea8fc9c111a036e02051f5b3a829111ab211d5f6

SHA256
8ccdce06b5d2a5ddfef53190e7b27d13526824411119cb20f98e8650883453b9

SHA512
d8233222593bb8d4d03a94d9e0c7e3f0c5b8e5456a1d2c10698ccb315d6e57f262cb0d9a4cbf135942a975bbbeba40401e793d417c70c06320e20ed6b3f34339

Download Submit
C:\Users\Admin\AppData\Roaming\0K42P692\0K4logrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\0K42P692\0K4logrg.ini

Filesize
38B

MD5
4aadf49fed30e4c9b3fe4a3dd6445ebe

SHA1
1e332822167c6f351b99615eada2c30a538ff037

SHA256
75034beb7bded9aeab5748f4592b9e1419256caec474065d43e531ec5cc21c56

SHA512
eb5b3908d5e7b43ba02165e092f05578f45f15a148b4c3769036aa542c23a0f7cd2bc2770cf4119a7e437de3f681d9e398511f69f66824c516d9b451bb95f945

Download Submit
C:\Users\Admin\AppData\Roaming\0K42P692\0K4logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\0K42P692\0K4logrv.ini

Filesize
872B

MD5
bbc41c78bae6c71e63cb544a6a284d94

SHA1
33f2c1d9fa0e9c99b80bc2500621e95af38b1f9a

SHA256
ee83c6bcea9353c74bfc0a7e739f3c4a765ace894470e09cdcdebba700b8d4cb

SHA512
0aea424b57adae3e14ad6491cab585f554b4dffe601b5a17bad6ee6177d2f0f995e419cde576e2d1782b9bddc0661aada11a2c9f1454ae625d9e3223635ec9f4

Download Submit
memory/1588-16-0x00000000015D0000-0x000000000191A000-memory.dmp

Filesize
3.3MB

Download
memory/1588-19-0x0000000001490000-0x00000000014A4000-memory.dmp

Filesize
80KB

Download
memory/1588-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1588-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3436-52-0x0000000008010000-0x00000000080F9000-memory.dmp

Filesize
932KB

Download
memory/3436-20-0x0000000002A70000-0x0000000002B90000-memory.dmp

Filesize
1.1MB

Download
memory/3436-43-0x0000000002A70000-0x0000000002B90000-memory.dmp

Filesize
1.1MB

Download
memory/3436-49-0x0000000008010000-0x00000000080F9000-memory.dmp

Filesize
932KB

Download
memory/3436-51-0x0000000008010000-0x00000000080F9000-memory.dmp

Filesize
932KB

Download
memory/4420-9-0x0000000007A30000-0x0000000007A3A000-memory.dmp

Filesize
40KB

Download
memory/4420-5-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4420-12-0x00000000010B0000-0x000000000111C000-memory.dmp

Filesize
432KB

Download
memory/4420-11-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4420-1-0x0000000000640000-0x0000000000724000-memory.dmp

Filesize
912KB

Download
memory/4420-2-0x0000000007640000-0x00000000076DC000-memory.dmp

Filesize
624KB

Download
memory/4420-3-0x0000000007C90000-0x0000000008234000-memory.dmp

Filesize
5.6MB

Download
memory/4420-4-0x00000000076E0000-0x0000000007772000-memory.dmp

Filesize
584KB

Download
memory/4420-15-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/4420-6-0x0000000004B30000-0x0000000004B3A000-memory.dmp

Filesize
40KB

Download
memory/4420-10-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/4420-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/4420-7-0x0000000007870000-0x00000000078C6000-memory.dmp

Filesize
344KB

Download
memory/4420-8-0x0000000008240000-0x0000000008594000-memory.dmp

Filesize
3.3MB

Download
memory/4892-44-0x00000000033E0000-0x0000000003473000-memory.dmp

Filesize
588KB

Download
memory/4892-28-0x0000000001200000-0x000000000122E000-memory.dmp

Filesize
184KB

Download
memory/4892-27-0x0000000003090000-0x00000000033DA000-memory.dmp

Filesize
3.3MB

Download
memory/4892-26-0x0000000001200000-0x000000000122E000-memory.dmp

Filesize
184KB

Download
memory/4892-23-0x0000000000C60000-0x0000000000C72000-memory.dmp

Filesize
72KB

Download
memory/4892-25-0x0000000000C60000-0x0000000000C72000-memory.dmp

Filesize
72KB

Download
memory/4892-21-0x0000000000C60000-0x0000000000C72000-memory.dmp

Filesize
72KB

Download

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