b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40

Analysis

max time kernel
152s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 02:03

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General

Target

b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe
Size

28KB
MD5

0144594a48c6268ab43153d84f563051
SHA1

1adb87902379c07cd84a77c94945df3b6b03e0d3
SHA256

b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40
SHA512

685b3d9b157e886999d4ea08d7ea37c1951be9a3a2160406f2e48674f5239748fb314ea332d6ec2be5b2e7609da89a9ebe666caa47e2847061ef96bfe7269832
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNU4UWf:Dv8IRRdsxq1DjJcqfBWf

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4628	services.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4824-132-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/files/0x0008000000022f51-134.dat	upx
behavioral2/files/0x0008000000022f51-135.dat	upx
behavioral2/memory/4628-137-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral2/memory/4824-138-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral2/memory/4628-139-0x0000000000400000-0x0000000000408000-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"	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.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 opened for modification	C:\Windows\java.exe	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe
File created	C:\Windows\java.exe	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe
File created	C:\Windows\services.exe	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4824 wrote to memory of 4628	4824	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe	83
PID 4824 wrote to memory of 4628	4824	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe	83
PID 4824 wrote to memory of 4628	4824	b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe	83

C:\Users\Admin\AppData\Local\Temp\b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe
"C:\Users\Admin\AppData\Local\Temp\b2873bd1354a4b05dd121d0665472b947c4decd33b390e58afaddae2f00f5f40.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4824
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:4628

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
890e90c690b7d0b922e068526da12d0b

SHA1
1666f79c6564a15ef00feb1eeb8b4a94e1915336

SHA256
95980434a907180b60f30844d2da010d19575e1417b894a27334ba9ccc31c0f2

SHA512
45b5d8f930fb0ad6b1bcd5ffae86c483373020bb3017b3deaa9a1d408617f91f99f424f5b7fcf19d6b842f869c6622832ba3460af82cc34cacb06fe4bb9cce88

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

Filesize
1KB

MD5
e9216490ee7398d02754e5bca40a5036

SHA1
4f7734f51675a417f079f591cb46a7a09c372bb4

SHA256
0bbc6b23d49c11095eb104b395bd2b1315f7f59f998573bcfd4044fddd84bcb3

SHA512
239e487245c8270586bb132d471fe27303e43ca1ce835825897ef8a1c59d67a91553bb6e91545c0c16454af0525e5b2e0a98b783d1e799e38ef873909affc575

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/4628-137-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4628-139-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/4824-132-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/4824-138-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download