ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 00:17

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General

Target

ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe
Size

28KB
MD5

a211d71d8f5fadf1733b30698e3bceb0
SHA1

910019d5946241ce8b90be2c34f9c1f1e06c29a7
SHA256

ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07
SHA512

908989f6821204a1ba2380846a32bcea57fc1207be1ad7f5895907df2898866d58ca8bd451f38173fcd95b63e3f38abb1ad6f4c6f2fca57c8d1179bb660e05ea
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNyVL2R:Dv8IRRdsxq1DjJcqfDLm

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
360	services.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1716-132-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0003000000000735-134.dat	upx
behavioral2/files/0x0003000000000735-135.dat	upx
behavioral2/memory/360-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/1716-138-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/360-139-0x0000000000400000-0x0000000000408000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\JavaVM = "C:\\Windows\\java.exe"	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Services = "C:\\Windows\\services.exe"	services.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\services.exe	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe
File opened for modification	C:\Windows\java.exe	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe
File created	C:\Windows\java.exe	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 360	1716	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe	85
PID 1716 wrote to memory of 360	1716	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe	85
PID 1716 wrote to memory of 360	1716	ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe	85

C:\Users\Admin\AppData\Local\Temp\ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe
"C:\Users\Admin\AppData\Local\Temp\ef2b31201ef852ed45c6eed87b082082665777ad8d97ad9326f5c9303e673b07.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:360

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
95e0f15539abd8aacb35a6f843854bc1

SHA1
416a6f3d7eacc7123851f86ea4b9b163729c5615

SHA256
6ca0898f359f2e647a2709a0377c1908642eea678a44bfa9e7598e002f57c7a9

SHA512
a54ac6121f20824bc1a349eb561624360f37b508aa7375a50c824e1ffbaab6a4dc03de6e55814de9883d24a7f9faecd0dce50c1b9ee84ac8d74a416926e2acfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\zincite.log

Filesize
1KB

MD5
cbe88dd13f94526dd470ab561a872c36

SHA1
69c9f7ecbaca472fb0c51988b39d2d4169e17d97

SHA256
f27ea5711b40566889c5c8a4205870952e21d9268f5d76445b2799a31f06f923

SHA512
1b313e517739d339a0616b07ccd3c95dbe01e8369796645a09d50225aa6ea27cdad9a6d5a658f31dfdc1a72ff5a26243697d89a82da77ab4b4cd28d9cd1386b0

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/360-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/360-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1716-132-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1716-138-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download