formbook | 7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb

Analysis

max time kernel
148s
max time network
142s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
15-08-2024 01:22

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General

Target

7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe
Size

1.1MB
MD5

6db162a5cd29432c1922968c38d61b52
SHA1

fef1f9828625cd773356a8026ba8db98ce2dff5a
SHA256

0d19f3e45d3a107d0b326b3c2aa3a6cc0c8878c6424a523483408db0c196eab0
SHA512

6ddcc696ae22be74197650708e1709ff45092d5549bacc159808b00f3ff409770ce7ea3438b9e7a59735a37d0281265073cc0d51d60a16809d695611d18494de
SSDEEP

12288:LdD/HflxQZY976WkB5k86o6NYIBF0REAcJTlcB74mobf+0CxYoQJ74:LtHfKK76WZ86oymxcJTqB72bf5CpM74

Score

10^/10

formbook kmge credential_access discovery evasion 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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe

Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Formbook payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2620-24-0x0000000000400000-0x000000000042F000-memory.dmp	formbook
behavioral1/memory/1836-28-0x0000000000080000-0x00000000000AF000-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
2652	powershell.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2688 set thread context of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2620 set thread context of 1192	2620	iexplore.exe	21
PID 1836 set thread context of 1192	1836	help.exe	21

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 1 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	help.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3502430532-24693940-2469786940-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	help.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2652	powershell.exe
2620	iexplore.exe
2620	iexplore.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2620	iexplore.exe
2620	iexplore.exe
2620	iexplore.exe
1836	help.exe
1836	help.exe
1836	help.exe
1836	help.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2620	iexplore.exe
Token: SeDebugPrivilege	1836	help.exe

Suspicious use of WriteProcessMemory 43 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2652	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	31
PID 2688 wrote to memory of 2652	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	31
PID 2688 wrote to memory of 2652	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	31
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2336	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	33
PID 2688 wrote to memory of 2764	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	34
PID 2688 wrote to memory of 2764	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	34
PID 2688 wrote to memory of 2764	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	34
PID 2688 wrote to memory of 2764	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	34
PID 2688 wrote to memory of 2712	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	35
PID 2688 wrote to memory of 2712	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	35
PID 2688 wrote to memory of 2712	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	35
PID 2688 wrote to memory of 2712	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	35
PID 2688 wrote to memory of 2712	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	35
PID 2688 wrote to memory of 1856	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	36
PID 2688 wrote to memory of 1856	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	36
PID 2688 wrote to memory of 1856	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	36
PID 2688 wrote to memory of 1856	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	36
PID 2688 wrote to memory of 1856	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	36
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2620	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	37
PID 2688 wrote to memory of 2984	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	38
PID 2688 wrote to memory of 2984	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	38
PID 2688 wrote to memory of 2984	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	38
PID 2688 wrote to memory of 2984	2688	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe	38
PID 1192 wrote to memory of 1836	1192	Explorer.EXE	39
PID 1192 wrote to memory of 1836	1192	Explorer.EXE	39
PID 1192 wrote to memory of 1836	1192	Explorer.EXE	39
PID 1192 wrote to memory of 1836	1192	Explorer.EXE	39
PID 1836 wrote to memory of 2164	1836	help.exe	40
PID 1836 wrote to memory of 2164	1836	help.exe	40
PID 1836 wrote to memory of 2164	1836	help.exe	40
PID 1836 wrote to memory of 2164	1836	help.exe	40
PID 1836 wrote to memory of 2164	1836	help.exe	40

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe
  "C:\Users\Admin\AppData\Local\Temp\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe"
  2⤵
  - UAC bypass
  - Checks whether UAC is enabled
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  - System policy modification
  PID:2688
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\7827c1a3bb6a15fac5156288c5910f76f4f24e6d3f2a025d3ac97c15c1e3dbcb.exe" -Force
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2652
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
    3⤵
    PID:2336
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\ilasm.exe"
    3⤵
    PID:2764
- - C:\Windows\System32\calc.exe
    "C:\Windows\System32\calc.exe"
    3⤵
    PID:2712
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe"
    3⤵
    PID:1856
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2620
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:2984
- C:\Windows\SysWOW64\help.exe
  "C:\Windows\SysWOW64\help.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:1836
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
62KB

MD5
0f2558221f66d9b6d2a36ece5f0be420

SHA1
59903eb43b9ed2d2f4b4d7d0ec2cf8040b564a35

SHA256
2ace736d9eac9291de5c58e6da7e4d9bc6c5e8e68351bd2683898500b2cebdd3

SHA512
b866ca791bfb9c0c25cf94c5dbf88aab85f75c5b3ac073b9c53172dd0fa0f7deccd21a3befca48c4483f0cceff31c114b44974c23332d2e125b3db3346ea1727

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\LK3logri.ini

Filesize
40B

MD5
d63a82e5d81e02e399090af26db0b9cb

SHA1
91d0014c8f54743bba141fd60c9d963f869d76c9

SHA256
eaece2eba6310253249603033c744dd5914089b0bb26bde6685ec9813611baae

SHA512
38afb05016d8f3c69d246321573997aaac8a51c34e61749a02bf5e8b2b56b94d9544d65801511044e1495906a86dc2100f2e20ff4fcbed09e01904cc780fdbad

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

Filesize
40B

MD5
ba3b6bc807d4f76794c4b81b09bb9ba5

SHA1
24cb89501f0212ff3095ecc0aba97dd563718fb1

SHA256
6eebf968962745b2e9de2ca969af7c424916d4e3fe3cc0bb9b3d414abfce9507

SHA512
ecd07e601fc9e3cfc39addd7bd6f3d7f7ff3253afb40bf536e9eaac5a4c243e5ec40fbfd7b216cb0ea29f2517419601e335e33ba19dea4a46f65e38694d465bf

Download Submit
memory/1192-26-0x0000000003A00000-0x0000000003B00000-memory.dmp

Filesize
1024KB

Download
memory/1192-37-0x00000000075B0000-0x0000000007711000-memory.dmp

Filesize
1.4MB

Download
memory/1836-28-0x0000000000080000-0x00000000000AF000-memory.dmp

Filesize
188KB

Download
memory/1836-27-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download
memory/2336-5-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2336-7-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2620-24-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2652-15-0x0000000001D20000-0x0000000001D28000-memory.dmp

Filesize
32KB

Download
memory/2652-14-0x000000001B670000-0x000000001B952000-memory.dmp

Filesize
2.9MB

Download
memory/2652-13-0x0000000002D40000-0x0000000002DC0000-memory.dmp

Filesize
512KB

Download
memory/2688-25-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

Filesize
9.9MB

Download
memory/2688-0-0x000007FEF5D03000-0x000007FEF5D04000-memory.dmp

Filesize
4KB

Download
memory/2688-4-0x0000000000270000-0x00000000002F8000-memory.dmp

Filesize
544KB

Download
memory/2688-3-0x000007FEF5D00000-0x000007FEF66EC000-memory.dmp

Filesize
9.9MB

Download
memory/2688-2-0x0000000000020000-0x0000000000026000-memory.dmp

Filesize
24KB

Download
memory/2688-1-0x00000000012A0000-0x00000000012B0000-memory.dmp

Filesize
64KB

Download