bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6e

Analysis

max time kernel
94s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 23:59

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General

Target

bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
Size

6.4MB
MD5

decd69850749812d81cb32c7e9cc24b0
SHA1

bd2b5c52f6882c492a9ce4f3d68e2d82d7dadd5f
SHA256

bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6e
SHA512

853bddf57829708c0809c7c16c8a19f9dc511879e3949cb0ee343f79fb04e80ac0b0413b9210149cf18007a469f9c917a422e4d9bc1b2e624c560600560abe0c
SSDEEP

196608:0suAqMdlAfcdlhzU9GNdlAfcdlftI7dGdlAfcdlhzU9GNdlAfcdlO:PqKzSGsdYzSGO

Score

7^/10

discovery upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs

Web Service

T1102

flow	ioc
15	pastebin.com

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1376-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral2/files/0x0009000000023474-12.dat	upx
behavioral2/memory/2724-14-0x0000000000400000-0x000000000065C000-memory.dmp	upx

Program crash 15 IoCs

pid	pid_target	Process	procid_target
2780	2724	WerFault.exe	82
1652	2724	WerFault.exe	82
4232	2724	WerFault.exe	82
4796	2724	WerFault.exe	82
2220	2724	WerFault.exe	82
4704	2724	WerFault.exe	82
3508	2724	WerFault.exe	82
1176	2724	WerFault.exe	82
388	2724	WerFault.exe	82
3468	2724	WerFault.exe	82
2756	2724	WerFault.exe	82
1852	2724	WerFault.exe	82
2288	2724	WerFault.exe	82
1760	2724	WerFault.exe	82
3880	2724	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 5 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	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
4056	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1376	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1376	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1376 wrote to memory of 2724	1376	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	82
PID 1376 wrote to memory of 2724	1376	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	82
PID 1376 wrote to memory of 2724	1376	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	82
PID 2724 wrote to memory of 4056	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	83
PID 2724 wrote to memory of 4056	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	83
PID 2724 wrote to memory of 4056	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	83
PID 2724 wrote to memory of 1756	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	85
PID 2724 wrote to memory of 1756	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	85
PID 2724 wrote to memory of 1756	2724	bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe	85
PID 1756 wrote to memory of 4220	1756	cmd.exe	87
PID 1756 wrote to memory of 4220	1756	cmd.exe	87
PID 1756 wrote to memory of 4220	1756	cmd.exe	87

C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
"C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1376
- C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
  C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:2724
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe" /TN RYTvY5fia886 /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:4056
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN RYTvY5fia886 > C:\Users\Admin\AppData\Local\Temp\lhOoYMX.xml
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1756
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN RYTvY5fia886
      4⤵
      System Location Discovery: System Language Discovery
      PID:4220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 608
    3⤵
    - Program crash
    PID:2780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 628
    3⤵
    - Program crash
    PID:1652
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 740
    3⤵
    - Program crash
    PID:4232
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 632
    3⤵
    - Program crash
    PID:4796
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 776
    3⤵
    - Program crash
    PID:2220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 728
    3⤵
    - Program crash
    PID:4704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1364
    3⤵
    - Program crash
    PID:3508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1504
    3⤵
    - Program crash
    PID:1176
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1532
    3⤵
    - Program crash
    PID:388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1740
    3⤵
    - Program crash
    PID:3468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1624
    3⤵
    - Program crash
    PID:2756
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1564
    3⤵
    - Program crash
    PID:1852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1568
    3⤵
    - Program crash
    PID:2288
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1768
    3⤵
    - Program crash
    PID:1760
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2724 -s 1516
    3⤵
    - Program crash
    PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2724 -ip 2724
1⤵
PID:3304

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2724 -ip 2724
1⤵
PID:3548

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2724 -ip 2724
1⤵
PID:4116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2724 -ip 2724
1⤵
PID:2668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 2724 -ip 2724
1⤵
PID:116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 2724 -ip 2724
1⤵
PID:5024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2724 -ip 2724
1⤵
PID:3700

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 2724 -ip 2724
1⤵
PID:752

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 2724 -ip 2724
1⤵
PID:1512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2724 -ip 2724
1⤵
PID:1152

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 2724 -ip 2724
1⤵
PID:640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2724 -ip 2724
1⤵
PID:2980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 636 -p 2724 -ip 2724
1⤵
PID:2956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 2724 -ip 2724
1⤵
PID:1112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 2724 -ip 2724
1⤵
PID:2148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\bbecc2df1f006e745283df6012fbb9a15fb73acf6c819d17b4ce3cce82bb7f6eN.exe

Filesize
6.4MB

MD5
90b6ae7905b43bc84a246642bdd28b2e

SHA1
019b0eec6278650262db32f16812f7971911f8ba

SHA256
a85066d68ea34536b805275a8925635df433d45433d7a3b8bc44c363b32a8bc2

SHA512
3c425930d281dd22d347ab063f8c797a52c7353bce626601c268c56e377947b03eed4239f353424cc8e590d999b9e453787b4221347b2a1c32a3d5a02ef0fc31

Download Submit
C:\Users\Admin\AppData\Local\Temp\lhOoYMX.xml

Filesize
1KB

MD5
44f863936581c5def3b8e64c140f1a18

SHA1
37fe9f6ec6071b74683e08e2dcb3e06c1f283f36

SHA256
884322bc5888fa28ec473d6036dd2e921336df03a64a0fb2b1da8f1f842327de

SHA512
ee14b6a8dd524dc6252d0ab38b07e745a6876082fe3820d1a3e4d3a053521f423287c0e49186ff2c71661b6ca83cd2e52fed5343871072a8b28573cca7e94cfd

Download Submit
memory/1376-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/1376-7-0x0000000025010000-0x000000002508E000-memory.dmp

Filesize
504KB

Download
memory/1376-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/1376-13-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2724-14-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2724-22-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/2724-21-0x0000000001730000-0x00000000017AE000-memory.dmp

Filesize
504KB

Download
memory/2724-23-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2724-38-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads