045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137

General

Target

045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
Size

6.0MB
MD5

0a5a59317a24027a56e4e99f1b5b8339
SHA1

efd28719560834e1138474c4837f990155deb038
SHA256

045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137
SHA512

5f19807ab5ffb246adf163100289aaf4ed5b83997600e760395288beaeed42830a0ad8c801212a3e3ab07ae93873bc0cbb3ae18687dd87c609493ccc3d1ac3b3
SSDEEP

98304:WYibt2oZWcakLv02IrBLcakD80vaNUllS8mwWcakLv02IrBLcakY/qSs2XhzXMGA:J5KWdrZJdeaicwWdrZJdSshzXMGxdrZO

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

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

Web Service

T1102

flow	ioc
2	pastebin.com

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2380-0-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/files/0x000d00000001227f-11.dat	upx
behavioral1/memory/3064-18-0x0000000000400000-0x000000000065C000-memory.dmp	upx
behavioral1/memory/2380-16-0x0000000023AE0000-0x0000000023D3C000-memory.dmp	upx

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	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.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
484	schtasks.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 3064	2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	32
PID 2380 wrote to memory of 3064	2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	32
PID 2380 wrote to memory of 3064	2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	32
PID 2380 wrote to memory of 3064	2380	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	32
PID 3064 wrote to memory of 484	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	33
PID 3064 wrote to memory of 484	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	33
PID 3064 wrote to memory of 484	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	33
PID 3064 wrote to memory of 484	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	33
PID 3064 wrote to memory of 2804	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	35
PID 3064 wrote to memory of 2804	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	35
PID 3064 wrote to memory of 2804	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	35
PID 3064 wrote to memory of 2804	3064	045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe	35
PID 2804 wrote to memory of 2836	2804	cmd.exe	37
PID 2804 wrote to memory of 2836	2804	cmd.exe	37
PID 2804 wrote to memory of 2836	2804	cmd.exe	37
PID 2804 wrote to memory of 2836	2804	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
"C:\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
  C:\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  - Suspicious use of WriteProcessMemory
  PID:3064
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe" /TN kCYNNCHn7c55 /F
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:484
- - C:\Windows\SysWOW64\cmd.exe
    cmd.exe /c schtasks.exe /Query /XML /TN kCYNNCHn7c55 > C:\Users\Admin\AppData\Local\Temp\bfk51Gnn.xml
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2804
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /Query /XML /TN kCYNNCHn7c55
      4⤵
      System Location Discovery: System Language Discovery
      PID:2836

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\bfk51Gnn.xml

Filesize
1KB

MD5
ee10dbc9b022f4b419820e627aebca28

SHA1
906cefd8c677fda6c0dbd1cf2032644b685baa7b

SHA256
f14c3b7eb3112419cf76c681183520b30cca5278b586793b62e2b42e02021b6f

SHA512
f5db765d94582aa2d0262fc049517364e8ad45be9a7055207fd25ae92466ce63fdb86df8e466348420580df55911bb4c05ba839b21fcd4506cdf8e5fa3d0446b

Download Submit
\Users\Admin\AppData\Local\Temp\045dd07fe37d8b7cdd532bed01d703a8e7e791551f1fc94efe0acc838af87137.exe

Filesize
6.0MB

MD5
4e9422d974e6e0a056b132be5957ef45

SHA1
47901e6d4663319bca4e02b0f18d61a4313aa012

SHA256
24221abc023041bc19031289419947297ad8f150edb06b79c1741018db492714

SHA512
c544e4fc928009b64c44eed11e61ff6c2d742c5e2210a37e761a4c48156872d58c3b683852c41db1d2ef71a36fe1a311438b56f57af6e6873631f8dc68d1e347

Download Submit
memory/2380-15-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2380-7-0x00000000001A0000-0x000000000021E000-memory.dmp

Filesize
504KB

Download
memory/2380-16-0x0000000023AE0000-0x0000000023D3C000-memory.dmp

Filesize
2.4MB

Download
memory/2380-0-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/2380-1-0x0000000000400000-0x000000000046B000-memory.dmp

Filesize
428KB

Download
memory/2380-36-0x0000000023AE0000-0x0000000023D3C000-memory.dmp

Filesize
2.4MB

Download
memory/3064-18-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download
memory/3064-26-0x0000000000470000-0x00000000004DB000-memory.dmp

Filesize
428KB

Download
memory/3064-27-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3064-21-0x0000000000370000-0x00000000003EE000-memory.dmp

Filesize
504KB

Download
memory/3064-37-0x0000000000400000-0x000000000065C000-memory.dmp

Filesize
2.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads