formbook | ed39cdb38f54700c6cf37768cabd78367a0de953ab1e64b1fd8e9b640e91d8f3

General

Target

Fiyat Teklif_Erymetal A.s_MKLoO8887.exe
Size

970KB
MD5

661c72c6ea35739a807366da34d0052f
SHA1

3eea434063b29bd161c875d4ab22ac9983c7bf6e
SHA256

ed39cdb38f54700c6cf37768cabd78367a0de953ab1e64b1fd8e9b640e91d8f3
SHA512

185cc33cbcb52f3dfa5029631d2fef28fd3133c115fdb9d239ead22822ca8ef5066614a405d1c079e770d55acbe2e9da70c95fb5f4f03bc75a9ebd61c4da7e67
SSDEEP

12288:Hh1Lk70TnvjcXn4GJmWvNgczUjmYYSHIFHpCLE+8MbElL3JWl8CnpOOXA:Tk70TrcX4zWvNPURNIFIEWbqYpO

Score

10^/10

formbook bz24 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

bz24

Decoy

paltran.com

convadesolutions.com

smyx9b.work

friggerio.com

jndyfjc.com

dm4im2q2.top

adamloweforpresident2020.com

grvtyindustries.com

lovelycacau.com

seqizi.net

xisl88.com

dateknightdelivered.com

celebsmoaic.online

patriciolawnlandscapellc.com

liqq.asia

solutions4educators.com

hybridrate.com

newseza.com

enfejbaz9jdfthea.click

bergstromchevymadison.com

Signatures

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

Formbook payload 4 IoCs

rat

resource	yara_rule
behavioral1/memory/2580-11-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2580-15-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2712-21-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/2712-23-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1564 set thread context of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 2580 set thread context of 1348	2580	aspnet_compiler.exe	12
PID 2712 set thread context of 1348	2712	svchost.exe	12

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-607259312-1573743425-2763420908-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	svchost.exe

Suspicious behavior: EnumeratesProcesses 29 IoCs

pid	Process
1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe
2580	aspnet_compiler.exe
2580	aspnet_compiler.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1348	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2580	aspnet_compiler.exe
2580	aspnet_compiler.exe
2580	aspnet_compiler.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe
Token: SeDebugPrivilege	2580	aspnet_compiler.exe
Token: SeDebugPrivilege	2712	svchost.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1564 wrote to memory of 1808	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	28
PID 1564 wrote to memory of 1808	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	28
PID 1564 wrote to memory of 1808	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	28
PID 1564 wrote to memory of 1808	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	28
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1564 wrote to memory of 2580	1564	Fiyat Teklif_Erymetal A.s_MKLoO8887.exe	29
PID 1348 wrote to memory of 2712	1348	Explorer.EXE	30
PID 1348 wrote to memory of 2712	1348	Explorer.EXE	30
PID 1348 wrote to memory of 2712	1348	Explorer.EXE	30
PID 1348 wrote to memory of 2712	1348	Explorer.EXE	30
PID 2712 wrote to memory of 2544	2712	svchost.exe	32
PID 2712 wrote to memory of 2544	2712	svchost.exe	32
PID 2712 wrote to memory of 2544	2712	svchost.exe	32
PID 2712 wrote to memory of 2544	2712	svchost.exe	32
PID 2712 wrote to memory of 2544	2712	svchost.exe	32

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Users\Admin\AppData\Local\Temp\Fiyat Teklif_Erymetal A.s_MKLoO8887.exe
  "C:\Users\Admin\AppData\Local\Temp\Fiyat Teklif_Erymetal A.s_MKLoO8887.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1564
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    PID:1808
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2580
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2712
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2544

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\9PM15TB1\9PMlogim.jpeg

Filesize
56KB

MD5
10f00d3276e9283a0aa83b24dd0d085d

SHA1
7fb32976be99a853a67218c882e3d7a08ae6179c

SHA256
c1e6d7339d1358f31e1573e33b48f17d62b0c4a80a454b8008ce38236f1d5591

SHA512
e470ab69b5e127d386941ceb5e8cd0405998e8d55999367706782a882245fcd4c924993c8dce668b9f9ae9f46fd45a07a80c91c0b74897be3728b8e5587bd33b

Download Submit
C:\Users\Admin\AppData\Roaming\9PM15TB1\9PMlogrf.ini

Filesize
40B

MD5
2f245469795b865bdd1b956c23d7893d

SHA1
6ad80b974d3808f5a20ea1e766c7d2f88b9e5895

SHA256
1662d01a2d47b875a34fc7a8cd92e78cb2ba7f34023c7fd2639cbb10b8d94361

SHA512
909f189846a5d2db208a5eb2e7cb3042c0f164caf437e2b1b6de608c0a70e4f3510b81b85753dbeec1e211e6a83e6ea8c96aff896e9b6e8ed42014473a54dc4f

Download Submit
C:\Users\Admin\AppData\Roaming\9PM15TB1\9PMlogri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

Download Submit
C:\Users\Admin\AppData\Roaming\9PM15TB1\9PMlogrv.ini

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1348-25-0x0000000006BF0000-0x0000000006CF3000-memory.dmp

Filesize
1.0MB

Download
memory/1348-34-0x0000000008FE0000-0x0000000009145000-memory.dmp

Filesize
1.4MB

Download
memory/1348-30-0x00000000039B0000-0x0000000003BB0000-memory.dmp

Filesize
2.0MB

Download
memory/1348-31-0x0000000008FE0000-0x0000000009145000-memory.dmp

Filesize
1.4MB

Download
memory/1348-18-0x0000000006BF0000-0x0000000006CF3000-memory.dmp

Filesize
1.0MB

Download
memory/1348-17-0x0000000003750000-0x0000000003850000-memory.dmp

Filesize
1024KB

Download
memory/1348-32-0x0000000008FE0000-0x0000000009145000-memory.dmp

Filesize
1.4MB

Download
memory/1564-3-0x0000000004910000-0x00000000049C6000-memory.dmp

Filesize
728KB

Download
memory/1564-5-0x00000000022C0000-0x0000000002300000-memory.dmp

Filesize
256KB

Download
memory/1564-12-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1564-4-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/1564-0-0x00000000746C0000-0x0000000074DAE000-memory.dmp

Filesize
6.9MB

Download
memory/1564-2-0x00000000022C0000-0x0000000002300000-memory.dmp

Filesize
256KB

Download
memory/1564-1-0x00000000049C0000-0x0000000004A76000-memory.dmp

Filesize
728KB

Download
memory/2580-13-0x00000000008B0000-0x0000000000BB3000-memory.dmp

Filesize
3.0MB

Download
memory/2580-15-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2580-16-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/2580-11-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2580-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2580-8-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2580-6-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-22-0x00000000006F0000-0x00000000009F3000-memory.dmp

Filesize
3.0MB

Download
memory/2712-23-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2712-21-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2712-29-0x00000000005D0000-0x0000000000664000-memory.dmp

Filesize
592KB

Download
memory/2712-20-0x0000000000C50000-0x0000000000C58000-memory.dmp

Filesize
32KB

Download
memory/2712-19-0x0000000000C50000-0x0000000000C58000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing