socks5systemz | d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c

Analysis

max time kernel
143s
max time network
130s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
01-07-2024 00:53

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General

Target

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe
Size

5.4MB
MD5

ef261bb420135a1db8802b4ba77602ba
SHA1

b3e01bde2f4622cc4daf8cf257830a01d8d85487
SHA256

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c
SHA512

3e3802e69e957efea5b317c4387bcc1a704e34949ab993d8e349cbc40bd3fa7cd68c2431b5fb7b8f5f1b47d9cea798e22419be46cfc2ef256da99ad8635ca548
SSDEEP

98304:COCNdg0Ylj+GKZQocSXBAwBuCmTTaon3Y9MReoAne1LLp3cZqLD7yTUGEBeNewDM:e8NlCGpSXGwNrS3Y8h0+FcZgD4MkeCQt

Score

10^/10

socks5systemz botnet discovery

Malware Config

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2228-87-0x0000000000AD0000-0x0000000000B72000-memory.dmp	family_socks5systemz
behavioral2/memory/2228-110-0x0000000000AD0000-0x0000000000B72000-memory.dmp	family_socks5systemz
behavioral2/memory/2228-111-0x0000000000AD0000-0x0000000000B72000-memory.dmp	family_socks5systemz

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

Processes:

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmpvixenjunior32.exevixenjunior32.exe

pid process

4576 d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
2876 vixenjunior32.exe
2228 vixenjunior32.exe
Loads dropped DLL 1 IoCs

Processes:

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

pid process

4576 d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.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 152.89.198.214
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:

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

pid process

4576 d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

pid	process
4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
2876	vixenjunior32.exe
2228	vixenjunior32.exe

pid	process
4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exed4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp

description	pid	process	target process
PID 5076 wrote to memory of 4576	5076	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
PID 5076 wrote to memory of 4576	5076	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
PID 5076 wrote to memory of 4576	5076	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
PID 4576 wrote to memory of 2876	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe
PID 4576 wrote to memory of 2876	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe
PID 4576 wrote to memory of 2876	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe
PID 4576 wrote to memory of 2228	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe
PID 4576 wrote to memory of 2228	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe
PID 4576 wrote to memory of 2228	4576	d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp	vixenjunior32.exe

C:\Users\Admin\AppData\Local\Temp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe
"C:\Users\Admin\AppData\Local\Temp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5076

C:\Users\Admin\AppData\Local\Temp\is-A3COO.tmp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
"C:\Users\Admin\AppData\Local\Temp\is-A3COO.tmp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp" /SL5="$50210,5397908,54272,C:\Users\Admin\AppData\Local\Temp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4576

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:2876

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:2228

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
3.8MB

MD5
74e73ebf9ad44147f29047aa06822431

SHA1
313fe07f60e467d45d4259a0521c109d84aea627

SHA256
aa8b60364cf2a95bf7c98c90711a2891ae02534a9f7702bde37fb18052e83a7a

SHA512
768d47401c5e64e739a8a77948c7aad896bf9a954a387894d9adbcfad0bb37ad0a62f81c6a05e45943c90ff9c266686992408ab7274c2ca959287239a3de788e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-7FOO4.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-A3COO.tmp\d4dab2b9130b7fe4919f129ec59955de481b54646666f00f46bbc8de3efc498c.tmp
Filesize
680KB

MD5
fddb6f72f126578c0c2a7d3a62eafa25

SHA1
bbc9db04383e8bdceab8ca241ff8b9d865d2da8b

SHA256
68aaee79b2d80910719c70c2995c1b7f113e3fd972eeb36ca3f5159f655b366d

SHA512
3e957f6080a88157b7807f635bf72ac28de3e5568b68c091e5b10b3ff0c99e3d2d70b5c06f7d3650d9198f101d177584c7e2ac28938f63475117be4e306284cd

Download Submit
memory/2228-94-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-97-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-118-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-115-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-111-0x0000000000AD0000-0x0000000000B72000-memory.dmp

Filesize
648KB

Download
memory/2228-67-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-68-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-110-0x0000000000AD0000-0x0000000000B72000-memory.dmp

Filesize
648KB

Download
memory/2228-109-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-106-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-71-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-75-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-74-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-78-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-81-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-84-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-87-0x0000000000AD0000-0x0000000000B72000-memory.dmp

Filesize
648KB

Download
memory/2228-88-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-103-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2228-100-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2876-59-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2876-64-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/2876-63-0x0000000000400000-0x00000000007C8000-memory.dmp

Filesize
3.8MB

Download
memory/4576-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4576-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/5076-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5076-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/5076-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download