socks5systemz | b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663

General

Target

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe
Size

4.4MB
MD5

50c802b1e6345cd8665c3fd4c4fa7ceb
SHA1

fbab3a6fffcafa02a1b2ef90273abb9926455170
SHA256

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663
SHA512

88b9a35648641bdc382e2aec27eaef7a56fef9808f28af8af03f7fb4b0895e19296a6d181b20bd7f5774c1f759dbf6f2ab3632060decc3d3f2c8f8a07cbc6e5d
SSDEEP

98304:myoSu22YSxeLaFcEb+Q7fNdsbOAxaL3DtN2pp2f+nR/CES2CoU:hoSu22YSx7GEb9jNdGxaL3Dapp2SjS2Q

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ezmblol.ua

http://ezmblol.ua/search/?q=67e28dd83955a42b4006aa1b7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f671ea771795af8e05c645db22f31df92d8b38e316a667d307eca743ec4c2b07b52966923a6f8dfd13c8eb91

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2520-92-0x0000000002170000-0x0000000002212000-memory.dmp	family_socks5systemz

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

Processes:

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmpmoonvideo2audio32.exemoonvideo2audio32.exe

pid process

1708 b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
2572 moonvideo2audio32.exe
2520 moonvideo2audio32.exe

pid	process
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
2572	moonvideo2audio32.exe
2520	moonvideo2audio32.exe

Loads dropped DLL 5 IoCs

Processes:

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exeb778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp

pid	process
2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.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 45.155.250.90
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:

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp

pid process

1708 b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp

description	ioc
Destination IP	45.155.250.90

pid	process
1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exeb778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp

description	pid	process	target process
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 2160 wrote to memory of 1708	2160	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
PID 1708 wrote to memory of 2572	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2572	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2572	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2572	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2520	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2520	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2520	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe
PID 1708 wrote to memory of 2520	1708	b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp	moonvideo2audio32.exe

C:\Users\Admin\AppData\Local\Temp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe
"C:\Users\Admin\AppData\Local\Temp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2160

C:\Users\Admin\AppData\Local\Temp\is-H4BMV.tmp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
"C:\Users\Admin\AppData\Local\Temp\is-H4BMV.tmp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp" /SL5="$5014E,4400012,54272,C:\Users\Admin\AppData\Local\Temp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1708

C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe
"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -i
3⤵
- Executes dropped EXE
PID:2572

C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe
"C:\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe" -s
3⤵
- Executes dropped EXE
PID:2520

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

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Moon VideoToAudio\moonvideo2audio32.exe
Filesize
2.3MB

MD5
f27223ae19b08f78186aadf978b1013a

SHA1
d86f85c6896fd932a6f946c203665bf6b0c9ac6f

SHA256
43425bfe1f056f497c9c540b97cc2fc9538adefdd101f70eae830409e87b0b25

SHA512
9a2239d98fea0b210a5923f332b04e87d03b6fb00d2aa8e10e65f7a3c4370e7dea88b00d423b59e483612de638852c9944d3671bb14e4b3ff47c2180d2925c93

Download Submit
\Users\Admin\AppData\Local\Temp\is-H4BMV.tmp\b778e209008c767594504da6da6561a1dbd2f29bb5e7af80c5c9aa01a4751663.tmp
Filesize
680KB

MD5
8ebef6645baa32451781267511737482

SHA1
2d8429a0137dbc67866dcb9faeb11eba1a2a617d

SHA256
205e7c503d2c5a7429ef51c23413577c06ff2672dd3d201a84182fdfc6788923

SHA512
ff8ae39ba9168ec2ecaacc6c87337a43879085b55fd1e4213f57c097327611aa931b8e30e8684752029759b2ad4cababef1af446490756caddd22bae2405666e

Download Submit
\Users\Admin\AppData\Local\Temp\is-JLL7K.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-JLL7K.tmp\_isetup\_shfoldr.dll
Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1708-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1708-64-0x00000000039A0000-0x0000000003BE5000-memory.dmp

Filesize
2.3MB

Download
memory/1708-79-0x00000000039A0000-0x0000000003BE5000-memory.dmp

Filesize
2.3MB

Download
memory/1708-74-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/2160-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2160-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2160-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2520-104-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-98-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-135-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-75-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-78-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-132-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-82-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-85-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-88-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-91-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-92-0x0000000002170000-0x0000000002212000-memory.dmp

Filesize
648KB

Download
memory/2520-71-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-101-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-129-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-107-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-110-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-113-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-116-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-120-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-123-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2520-126-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2572-65-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2572-66-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download
memory/2572-69-0x0000000000400000-0x0000000000645000-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads