formbook | ebdc12a94c386bd8307c063261323cd98646c5bd378a15366451936f29540f44

General

Target

9008654324456.exe
Size

996KB
MD5

ef8d477861854541592ffe50ce56d3da
SHA1

039477a4c34bc104a4ff797288ef3d8a01900ff6
SHA256

c7b9dfbcf65edd98aff82ea3e1ffe6b0f83eca9c3c892de4ac8681fc1a2bb6d1
SHA512

5c753ab3c9f9f627d912be4d147f5285bfcabf9fcbef35d2cbf87cf7a91d7e2282ed96face2f66b8c0236f23476208c45883ea34c8cb1f878ce8ffe370837f88
SSDEEP

12288:qRP8sE9ARf1zb2iNkuPF337m+lLptOdn4RIdqBQ4U62yEUfrpHrAQU/RVXV0jXvE:U1l5Lm+hptOGRm62nUDpHra925VUS92

Score

10^/10

formbook ao65 rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ao65

Decoy

spins2023.pro

foodontario.com

jsnmz.com

canwealljustagree.com

shopthedivine.store

thelakahealth.com

kuis-raja-borong.website

hbqc2.com

optimusvisionlb.com

urdulatest.com

akhayarplus.com

info-antai-service.com

kermisbedrijfkramer.online

epansion.com

gxqingmeng.top

maltsky.net

ictwath.com

sharmafootcare.com

mycheese.net

portfoliotestkitchen.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/1200-11-0x0000000004780000-0x00000000047AF000-memory.dmp	formbook
behavioral1/memory/2712-22-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/2552-33-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook
behavioral1/memory/2552-36-0x0000000000080000-0x00000000000AF000-memory.dmp	formbook

Deletes itself 1 IoCs

pid	Process
2404	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1200 set thread context of 2712	1200	9008654324456.exe	32
PID 2712 set thread context of 1208	2712	9008654324456.exe	16
PID 2552 set thread context of 1208	2552	chkdsk.exe	16

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

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/Job

T1053

pid	Process
2836	schtasks.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2712	9008654324456.exe
2712	9008654324456.exe
2780	powershell.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe
2552	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1208	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2712	9008654324456.exe
2712	9008654324456.exe
2712	9008654324456.exe
2552	chkdsk.exe
2552	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2712	9008654324456.exe
Token: SeDebugPrivilege	2780	powershell.exe
Token: SeDebugPrivilege	2552	chkdsk.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1200 wrote to memory of 2780	1200	9008654324456.exe	28
PID 1200 wrote to memory of 2780	1200	9008654324456.exe	28
PID 1200 wrote to memory of 2780	1200	9008654324456.exe	28
PID 1200 wrote to memory of 2780	1200	9008654324456.exe	28
PID 1200 wrote to memory of 2836	1200	9008654324456.exe	30
PID 1200 wrote to memory of 2836	1200	9008654324456.exe	30
PID 1200 wrote to memory of 2836	1200	9008654324456.exe	30
PID 1200 wrote to memory of 2836	1200	9008654324456.exe	30
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1200 wrote to memory of 2712	1200	9008654324456.exe	32
PID 1208 wrote to memory of 2552	1208	Explorer.EXE	33
PID 1208 wrote to memory of 2552	1208	Explorer.EXE	33
PID 1208 wrote to memory of 2552	1208	Explorer.EXE	33
PID 1208 wrote to memory of 2552	1208	Explorer.EXE	33
PID 2552 wrote to memory of 2404	2552	chkdsk.exe	34
PID 2552 wrote to memory of 2404	2552	chkdsk.exe	34
PID 2552 wrote to memory of 2404	2552	chkdsk.exe	34
PID 2552 wrote to memory of 2404	2552	chkdsk.exe	34

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\9008654324456.exe
  "C:\Users\Admin\AppData\Local\Temp\9008654324456.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1200
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JezkAm.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2780
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JezkAm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8CB5.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2836
- - C:\Users\Admin\AppData\Local\Temp\9008654324456.exe
    "C:\Users\Admin\AppData\Local\Temp\9008654324456.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2712
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\9008654324456.exe"
    3⤵
    - Deletes itself
    PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp8CB5.tmp

Filesize
1KB

MD5
79429a759c7bf4ab55fcf45401ca73f8

SHA1
cd50a5bd6982b3098cf2feb96064bed67d4bb85b

SHA256
7a41a8a6c26f054c30e6cf91b71efb3264f11f9e724082f825a2d1ee60d5f277

SHA512
ff889425b1ca7b6b91d0cb5e60805daa262f6119550bea62a6a92e95ec103a59e42c4da654798a212c237f969a4abf672d7e4ab7e6082042dc941554439d6a92

Download Submit
memory/1200-3-0x00000000008E0000-0x00000000008F6000-memory.dmp

Filesize
88KB

Download
memory/1200-2-0x0000000004180000-0x00000000041C0000-memory.dmp

Filesize
256KB

Download
memory/1200-4-0x0000000000930000-0x000000000093A000-memory.dmp

Filesize
40KB

Download
memory/1200-5-0x0000000005EC0000-0x0000000005F6C000-memory.dmp

Filesize
688KB

Download
memory/1200-1-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/1200-11-0x0000000004780000-0x00000000047AF000-memory.dmp

Filesize
188KB

Download
memory/1200-19-0x0000000074920000-0x000000007500E000-memory.dmp

Filesize
6.9MB

Download
memory/1200-0-0x0000000000B10000-0x0000000000C0E000-memory.dmp

Filesize
1016KB

Download
memory/1208-24-0x0000000004910000-0x0000000004A0E000-memory.dmp

Filesize
1016KB

Download
memory/1208-43-0x0000000006930000-0x0000000006A37000-memory.dmp

Filesize
1.0MB

Download
memory/1208-40-0x0000000006930000-0x0000000006A37000-memory.dmp

Filesize
1.0MB

Download
memory/1208-39-0x0000000006930000-0x0000000006A37000-memory.dmp

Filesize
1.0MB

Download
memory/2552-32-0x00000000009D0000-0x00000000009D7000-memory.dmp

Filesize
28KB

Download
memory/2552-38-0x0000000001E80000-0x0000000001F14000-memory.dmp

Filesize
592KB

Download
memory/2552-36-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2552-34-0x0000000001F70000-0x0000000002273000-memory.dmp

Filesize
3.0MB

Download
memory/2552-33-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/2552-31-0x00000000009D0000-0x00000000009D7000-memory.dmp

Filesize
28KB

Download
memory/2712-20-0x0000000000C10000-0x0000000000F13000-memory.dmp

Filesize
3.0MB

Download
memory/2712-22-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-23-0x0000000000190000-0x00000000001A5000-memory.dmp

Filesize
84KB

Download
memory/2712-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-14-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2712-12-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2780-30-0x0000000002520000-0x0000000002560000-memory.dmp

Filesize
256KB

Download
memory/2780-29-0x0000000002520000-0x0000000002560000-memory.dmp

Filesize
256KB

Download
memory/2780-28-0x0000000074A10000-0x0000000074FBB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-27-0x0000000074A10000-0x0000000074FBB000-memory.dmp

Filesize
5.7MB

Download
memory/2780-35-0x0000000074A10000-0x0000000074FBB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads