kinsing | e2aada4f8c14f09c18977e9bba42233d7cc7575502b379a4f95701658907c962

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 17:18

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General

Target

7512aeaabc9121acae31ab38edb2ba61.exe
Size

11KB
MD5

7512aeaabc9121acae31ab38edb2ba61
SHA1

f4a053c6de78f4aea3ecc3ec7e75e5946ffe932f
SHA256

e2aada4f8c14f09c18977e9bba42233d7cc7575502b379a4f95701658907c962
SHA512

770e0f4d6f4d4a60aa3b53d040e89c195da89c50c48d097bc6f46931d3a596214d21d7cd5e8038ceb245015f6208c5917c8a70053341102cb9a3fcdaa4ab0675
SSDEEP

192:nwh85gw7e+gUpY/fFaNJhLkwcud2DH9VwGfctAphgpNfFUJ/j:whA5e+gUp2aNJawcudoD7Uk6z9U1j

Score

10^/10

kinsing loader upx

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

7512aeaabc9121acae31ab38edb2ba61.exeb2e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	7512aeaabc9121acae31ab38edb2ba61.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 1 IoCs

Processes:

b2e.exe

pid process

2504 b2e.exe

pid	process
2504	b2e.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4060-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4060-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

7512aeaabc9121acae31ab38edb2ba61.exeb2e.exe

description	pid	process	target process
PID 4060 wrote to memory of 2504	4060	7512aeaabc9121acae31ab38edb2ba61.exe	b2e.exe
PID 4060 wrote to memory of 2504	4060	7512aeaabc9121acae31ab38edb2ba61.exe	b2e.exe
PID 4060 wrote to memory of 2504	4060	7512aeaabc9121acae31ab38edb2ba61.exe	b2e.exe
PID 2504 wrote to memory of 4712	2504	b2e.exe	cmd.exe
PID 2504 wrote to memory of 4712	2504	b2e.exe	cmd.exe
PID 2504 wrote to memory of 4712	2504	b2e.exe	cmd.exe
PID 2504 wrote to memory of 3080	2504	b2e.exe	cmd.exe
PID 2504 wrote to memory of 3080	2504	b2e.exe	cmd.exe
PID 2504 wrote to memory of 3080	2504	b2e.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\7512aeaabc9121acae31ab38edb2ba61.exe
"C:\Users\Admin\AppData\Local\Temp\7512aeaabc9121acae31ab38edb2ba61.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4060

C:\Users\Admin\AppData\Local\Temp\6AEF.tmp\b2e.exe
"C:\Users\Admin\AppData\Local\Temp\6AEF.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\6AEF.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\7512aeaabc9121acae31ab38edb2ba61.exe"
2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\6E5A.tmp\batfile.bat" "
3⤵
PID:4712

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\selfdel0.bat" "
3⤵
PID:3080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\6AEF.tmp\b2e.exe
Filesize
8KB

MD5
7cca02cab1740a2cde4f19401d90b761

SHA1
211aedb45f6285b80b99ac2ab0997ab44c68beed

SHA256
a3c2d58306e634011046cc19f0b26fefd3bb378c4c66d1f8d2df2937eeeeee33

SHA512
6ba424faa5ca129382c0d179dbbb6d45ce28010d8936911b506a16afe1af433c289a5df361a83a50f1e0b470fbae037809416a45f097317a04227cfd49de5ff4

Download Submit
C:\Users\Admin\AppData\Local\Temp\6E5A.tmp\batfile.bat
Filesize
31B

MD5
c06882e5d200a2a75e39caff89d6ad4b

SHA1
9fed645a3c3bef5b534411a6bd5ba7ebd1183069

SHA256
8eae027d2b667cbcffb280231a9ad4fa62c66f7a2497a09a2d1353834e736987

SHA512
61881e005e802a8ad57a784087ba078773bd99e3475d3f058706747c020de67a692440227166f7a04d5e1660a49dfecd854d5ed58d89c1805897438536306e98

Download Submit
C:\Users\Admin\AppData\Local\Temp\selfdel0.bat
Filesize
158B

MD5
a29b94640f1941d12628b229e5bfe71e

SHA1
3c7eec79d1a288084b998f125e064c72ff2a22e2

SHA256
6c6ba119d96c9952eaac28268c0cb722cbdb9241c7dc2f060a3605c2b2f69553

SHA512
95c5ad288b893f4a3f3dc53428e0bda9af5ea5efc266c581310d16bac557ad1e2ca0aef0bb13d83834c2e1e4764e2318d9e98c2694d6f101b0b8d2ec32fc9111

Download Submit
memory/2504-10-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2504-18-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4060-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4060-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download