c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c

Analysis

max time kernel
153s
max time network
158s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
06/11/2022, 10:30

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General

Target

c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe
Size

28KB
MD5

3b2486ba0a506122e27f7cb3c93ab026
SHA1

074829350613d5fb04252d289a288d10c79c85c5
SHA256

c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c
SHA512

db8ab7ad081bd7fadb30feff0c8217d0de5d5a73a5c367615b943f823034f10477eeb91c6c56f275fcb5431116b35e8664a7ffcbe4819437647fb8b3be521066
SSDEEP

384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNpHr:Dv8IRRdsxq1DjJcqfcL

Score

8^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1500	services.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c0000000054a8-55.dat	upx
behavioral1/memory/736-58-0x0000000000500000-0x0000000000510000-memory.dmp	upx
behavioral1/memory/1500-61-0x0000000000400000-0x0000000000408000-memory.dmp	upx
behavioral1/memory/1500-63-0x0000000000400000-0x0000000000408000-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"	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.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\java.exe	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe
File created	C:\Windows\services.exe	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe
File opened for modification	C:\Windows\java.exe	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 1500	736	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe	27
PID 736 wrote to memory of 1500	736	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe	27
PID 736 wrote to memory of 1500	736	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe	27
PID 736 wrote to memory of 1500	736	c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe	27

C:\Users\Admin\AppData\Local\Temp\c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe
"C:\Users\Admin\AppData\Local\Temp\c91c82a79b0fcd0b44c83262008b0377cf893d9dadb584d40a46e396a76ac92c.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\services.exe
  "C:\Windows\services.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1500

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
34987454fd6e26e50e73eb40fccad809

SHA1
aada35d4587f50f772014df8a709de85f96f6673

SHA256
fa3660bc52e02ec194a84d9ab27acf566e673c7ac42e45aaac27399fde4034ec

SHA512
ded274a7f2e4fcaba6e4bd6e06cc4ab9453cbb0d8b91328c0068d421fa91aec0f1de31bedcbc287c2d4e4e9807f3ade7ecff75e8db7dc3d4202eaeac6944034a

Download Submit
C:\Windows\services.exe

Filesize
8KB

MD5
b0fe74719b1b647e2056641931907f4a

SHA1
e858c206d2d1542a79936cb00d85da853bfc95e2

SHA256
bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

SHA512
9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

Download Submit
memory/736-58-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/736-59-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/736-60-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/736-62-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/1500-57-0x0000000076201000-0x0000000076203000-memory.dmp

Filesize
8KB

Download
memory/1500-61-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download
memory/1500-63-0x0000000000400000-0x0000000000408000-memory.dmp

Filesize
32KB

Download