socks5systemz | 4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515

General

Target

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe
Size

5.0MB
MD5

00b091394d0bf8b043fa79819e41959e
SHA1

873b2812cc96d7fa5f224c21155c5f91932235d6
SHA256

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515
SHA512

085070dd0d62fccd1a53263ae3203bb1df7ce364d8c84cd3676d7b7a5b0add2f9aaf804093cad897314ffea3f45d750f6dac99319c1538182763f007b6997ad1
SSDEEP

98304:mUvgXuyRcP2qUqnvAstqBolcm1TT9ug2z844Lc9o760ZpyvcS9zWTt8boj7zUyLm:pAuuejlcMhu0LZ79EZ5g8MjUj

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bgohpwb.com

gnaurrb.com

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2748-92-0x0000000002330000-0x00000000023D2000-memory.dmp	family_socks5systemz

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

Processes:

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmpmoonvoiceassist32_64.exemoonvoiceassist32_64.exe

pid process

2104 4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
2816 moonvoiceassist32_64.exe
2748 moonvoiceassist32_64.exe

pid	process
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
2816	moonvoiceassist32_64.exe
2748	moonvoiceassist32_64.exe

Loads dropped DLL 5 IoCs

Processes:

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

pid	process
1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

Unexpected DNS network traffic destination 13 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

Processes:

description	ioc
Destination IP	141.98.234.31
Destination IP	81.31.197.38
Destination IP	45.155.250.90
Destination IP	81.31.197.38
Destination IP	45.155.250.90
Destination IP	91.211.247.248
Destination IP	91.211.247.248
Destination IP	141.98.234.31
Destination IP	152.89.198.214
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	152.89.198.214
Destination IP	141.98.234.31

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:

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

pid process

2104 4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

pid	process
2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp

description	pid	process	target process
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 1300 wrote to memory of 2104	1300	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
PID 2104 wrote to memory of 2816	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2816	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2816	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2816	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2748	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2748	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2748	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe
PID 2104 wrote to memory of 2748	2104	4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp	moonvoiceassist32_64.exe

C:\Users\Admin\AppData\Local\Temp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe
"C:\Users\Admin\AppData\Local\Temp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1300

C:\Users\Admin\AppData\Local\Temp\is-3LS0L.tmp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
"C:\Users\Admin\AppData\Local\Temp\is-3LS0L.tmp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp" /SL5="$40150,4959517,54272,C:\Users\Admin\AppData\Local\Temp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2104

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -i
3⤵
- Executes dropped EXE
PID:2816

C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
"C:\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe" -s
3⤵
- Executes dropped EXE
PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Moon Voice Assist\moonvoiceassist32_64.exe
Filesize
3.1MB

MD5
6e254118bd5ac881a5d8fac0ffcf2d6a

SHA1
c157041245b2c3db7935ddbfc1e87ec3b0a4908f

SHA256
4abdf5712cf7bc67753e27b76e26d121261574ff254d2477a12b30f358d87a86

SHA512
c5d11d46113ec596813eb79d1b89f8c28e2edc7a1f69d8897f1cd6a9dd1a9132dcd0b4dd3dc34b1a345fceb43a375f6fc341f23517f660e63a85e16c6e309e7b

Download Submit
\Users\Admin\AppData\Local\Temp\is-3LS0L.tmp\4a3deabf92835badcad378bb652b9b983d37146b8c283f2114ae2de92902d515.tmp
Filesize
680KB

MD5
895d982b558dbe81e0d8d31e818f766e

SHA1
27d9e61b8edaf48db4c519be05f0f4ea33900a7a

SHA256
3c0328c6c8c37a3e81cb28c46eeb4c98f033eaf28326903ac6e7204d23928cfb

SHA512
4ab3f51fe1f4b7ce5bd6e21518de1ebae7b631bb4a968a424efff6db1a53755853478db108547492a2784c55f1d934f776388232f556880f682e401c45b7db97

Download Submit
\Users\Admin\AppData\Local\Temp\is-V67NI.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-V67NI.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1300-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1300-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1300-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2104-16-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2104-63-0x0000000004340000-0x000000000465B000-memory.dmp

Filesize
3.1MB

Download
memory/2104-78-0x0000000004340000-0x000000000465B000-memory.dmp

Filesize
3.1MB

Download
memory/2104-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2748-107-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-101-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-75-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-134-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-79-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-82-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-85-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-88-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-91-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-92-0x0000000002330000-0x00000000023D2000-memory.dmp

Filesize
648KB

Download
memory/2748-98-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-131-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-104-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-128-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-110-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-113-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-116-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-119-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-122-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2748-125-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2816-65-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2816-70-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download
memory/2816-66-0x0000000000400000-0x000000000071B000-memory.dmp

Filesize
3.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads