formbook | bcbf9e27c214b03f42f5ea84183f8fb0466a000d6dcf664cf4efcef7648e8a72

General

Target

2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe
Size

644KB
MD5

6f845ee182e5a20dee93f871cab2a266
SHA1

31727f824de2990c70c664a9fc9e426110bb55c6
SHA256

2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42
SHA512

43181f79394b016849f1ae2d1cb20e3c646a3fbb64bdb6ddc141056c1f8c9584feefa5b454a0d422eff5f9bc813f40267071a429411efe6b6f0176bde94ff7a1
SSDEEP

12288:Ui0HRS/CwJlsNU5LoPzwGNFATXfnBbesGfORAsdH2Q:V0k6wg7PAjAWTt2

Score

10^/10

formbook ce18 discovery execution rat spyware stealer trojan

Malware Config

Extracted

Family

formbook

Version

4.1

Campaign

ce18

Decoy

kenfinnegan.com

exopestireland.com

allthingzbeautiellc.com

attractiveidiot.com

calmsealight.com

ectobyte.com

8rr.xyz

hcmajq.info

alisongraceventures.com

jamtanganbagus.online

forexpropfirmmastery.com

coupimmobilier.com

amarisetechnologies.com

countrykidsclothing.com

eyecatcher.tech

merxip.online

fiteallc.com

themensroombarber.co.uk

seroofingtelford.co.uk

birdie786.com

Signatures

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

Formbook payload 1 IoCs

rat

resource	yara_rule
behavioral1/memory/2284-21-0x0000000000400000-0x000000000042F000-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
2636	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2684 set thread context of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35

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 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2640	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2284	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe
2636	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	powershell.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 2636	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	31
PID 2684 wrote to memory of 2636	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	31
PID 2684 wrote to memory of 2636	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	31
PID 2684 wrote to memory of 2636	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	31
PID 2684 wrote to memory of 2640	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	33
PID 2684 wrote to memory of 2640	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	33
PID 2684 wrote to memory of 2640	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	33
PID 2684 wrote to memory of 2640	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	33
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35
PID 2684 wrote to memory of 2284	2684	2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe	35

C:\Users\Admin\AppData\Local\Temp\2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe
"C:\Users\Admin\AppData\Local\Temp\2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SorJHyn.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2636
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SorJHyn" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4D74.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2640
- C:\Users\Admin\AppData\Local\Temp\2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe
  "C:\Users\Admin\AppData\Local\Temp\2069c3254c5a28daea136f39db600c179ba421e70f71cdd5765575012eb42d42.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2284

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4D74.tmp

Filesize
1KB

MD5
c570f663e65d98bb2d58483c5e00a03d

SHA1
67f41bd8f90fc77c837f859dead4628e84a3b22c

SHA256
e882d8c866a34b823af10db40eda88de7998b5ddaa87b6aab5631cfb54388344

SHA512
3d65ce32c3b59afd2f181508ed5421d4b1acbe6560ddaf8c51c69e5132365878de4afd1dde3c9051d041f8395e904c524cfacc89a702f1fef7b3305fca0e9bfb

Download Submit
memory/2284-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2284-21-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2284-18-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2284-16-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2684-6-0x00000000002A0000-0x00000000002AC000-memory.dmp

Filesize
48KB

Download
memory/2684-0-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/2684-7-0x0000000002120000-0x0000000002190000-memory.dmp

Filesize
448KB

Download
memory/2684-5-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-15-0x0000000004FE0000-0x0000000005018000-memory.dmp

Filesize
224KB

Download
memory/2684-4-0x000000007427E000-0x000000007427F000-memory.dmp

Filesize
4KB

Download
memory/2684-3-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/2684-2-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download
memory/2684-1-0x0000000000830000-0x00000000008D8000-memory.dmp

Filesize
672KB

Download
memory/2684-22-0x0000000074270000-0x000000007495E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads