socks5systemz | 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2024 18:47

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General

Target

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe
Size

4.9MB
MD5

554e88c65a580536a9a665dd25050366
SHA1

d2ab5820a162453c2f3de9e8f0728e92501abb2f
SHA256

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5
SHA512

46ab91fabe3ac0af99b092329a146f357889038c6e64bd122665282e77be846ea517aa27e0b4d5385d5f72ee277766ed1ba3f7ce9df7fde1ad1b206000a9aae2
SSDEEP

98304:CQmstcwRz+kjFNcp3XZbGc5sagNF5MU9cv5GDSP9Qx7:9mccwRpjFmpJG/ay9PeFQt

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2476-88-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz
behavioral1/memory/2476-111-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz
behavioral1/memory/2476-112-0x0000000000AB0000-0x0000000000B52000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz
Executes dropped EXE 3 IoCs

Processes:

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmpvixenjunior32.exevixenjunior32.exe

pid process

3860 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
2408 vixenjunior32.exe
2476 vixenjunior32.exe
Loads dropped DLL 1 IoCs

Processes:

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

pid process

3860 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description ioc

Destination IP 91.211.247.248
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

pid process

3860 3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

pid	process
3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
2408	vixenjunior32.exe
2476	vixenjunior32.exe

pid	process
3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

description	ioc
Destination IP	91.211.247.248

pid	process
3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp

description	pid	process	target process
PID 2796 wrote to memory of 3860	2796	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
PID 2796 wrote to memory of 3860	2796	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
PID 2796 wrote to memory of 3860	2796	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
PID 3860 wrote to memory of 2408	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe
PID 3860 wrote to memory of 2408	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe
PID 3860 wrote to memory of 2408	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe
PID 3860 wrote to memory of 2476	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe
PID 3860 wrote to memory of 2476	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe
PID 3860 wrote to memory of 2476	3860	3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp	vixenjunior32.exe

C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe
"C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2796

C:\Users\Admin\AppData\Local\Temp\is-NETNT.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
"C:\Users\Admin\AppData\Local\Temp\is-NETNT.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp" /SL5="$D01BC,4908016,54272,C:\Users\Admin\AppData\Local\Temp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3860

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -i
3⤵
- Executes dropped EXE
PID:2408

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
"C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe" -s
3⤵
- Executes dropped EXE
PID:2476

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\vixenjunior32.exe
Filesize
3.3MB

MD5
3f17aa7ff4d016ea4196c99a00eb12c3

SHA1
b2363f543cac8b124769466cc2c199f1f75f8d77

SHA256
f95cfe9f7dc2af407bfa0f2420347a05fa3130dc81634be8507eb38a98d566b0

SHA512
134298f544522d58210feef74c2784fdb6ed86b4735e8171164dc3a41852059892c20fc4122c55be5b3ec60ddf56e8338716a2f12a8acbfce7aecb6169137605

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-25HIK.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-NETNT.tmp\3a71a14ab41a20e2868e109662c7c2e68cd40237dcbac0caa3097da3208cd9f5.tmp
Filesize
680KB

MD5
fddb6f72f126578c0c2a7d3a62eafa25

SHA1
bbc9db04383e8bdceab8ca241ff8b9d865d2da8b

SHA256
68aaee79b2d80910719c70c2995c1b7f113e3fd972eeb36ca3f5159f655b366d

SHA512
3e957f6080a88157b7807f635bf72ac28de3e5568b68c091e5b10b3ff0c99e3d2d70b5c06f7d3650d9198f101d177584c7e2ac28938f63475117be4e306284cd

Download Submit
memory/2408-63-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2408-65-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2408-60-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2408-59-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-76-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-88-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2476-119-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-67-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-69-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-116-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-112-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2476-72-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-75-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-111-0x0000000000AB0000-0x0000000000B52000-memory.dmp

Filesize
648KB

Download
memory/2476-79-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-82-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-85-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-110-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-90-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-95-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-98-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-101-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-104-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2476-107-0x0000000000400000-0x0000000000751000-memory.dmp

Filesize
3.3MB

Download
memory/2796-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2796-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2796-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3860-13-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/3860-71-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download