socks5systemz | 8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5

General

Target

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe
Size

4.9MB
MD5

e1c23a5618c1e36cf126a11220a46bc4
SHA1

637494323ec80453ad703df87b3b7a4731cbbbee
SHA256

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5
SHA512

307300f375ff8d54456605b6f868ee02aa3127d172fb81c74fa2fd048a5ac40457e96a54ea69bc20b3ec49e11c967e3158fb1b9a587a12280905dc4554819c22
SSDEEP

98304:m6BUl6CqyPFcEcQivng3vGFbNoNXqDsozAwrN2K7TtI2ll:/Ul6ChcEcQAOvGFbaNXqD9XxZI2ll

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

ayiddie.ru

Signatures

Detect Socks5Systemz Payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4328-85-0x00000000023C0000-0x0000000002462000-memory.dmp	family_socks5systemz

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

Processes:

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmpstarsaudioconverter32.exestarsaudioconverter32.exe

pid process

4872 8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
2836 starsaudioconverter32.exe
4328 starsaudioconverter32.exe
Loads dropped DLL 1 IoCs

Processes:

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

pid process

4872 8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
Unexpected DNS network traffic destination 3 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
Destination IP 91.211.247.248
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:

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

pid process

4872 8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

pid	process
4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
2836	starsaudioconverter32.exe
4328	starsaudioconverter32.exe

pid	process
4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

description	ioc
Destination IP	152.89.198.214
Destination IP	91.211.247.248
Destination IP	141.98.234.31

pid	process
4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp

description	pid	process	target process
PID 3536 wrote to memory of 4872	3536	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
PID 3536 wrote to memory of 4872	3536	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
PID 3536 wrote to memory of 4872	3536	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
PID 4872 wrote to memory of 2836	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe
PID 4872 wrote to memory of 2836	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe
PID 4872 wrote to memory of 2836	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe
PID 4872 wrote to memory of 4328	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe
PID 4872 wrote to memory of 4328	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe
PID 4872 wrote to memory of 4328	4872	8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp	starsaudioconverter32.exe

C:\Users\Admin\AppData\Local\Temp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe
"C:\Users\Admin\AppData\Local\Temp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3536

C:\Users\Admin\AppData\Local\Temp\is-J7B4B.tmp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
"C:\Users\Admin\AppData\Local\Temp\is-J7B4B.tmp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp" /SL5="$40212,4836132,54272,C:\Users\Admin\AppData\Local\Temp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4872

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -i
3⤵
- Executes dropped EXE
PID:2836

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
"C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe" -s
3⤵
- Executes dropped EXE
PID:4328

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\OrangeStars Audio Converter\starsaudioconverter32.exe
Filesize
2.4MB

MD5
8008636aaeffc971fe1114f39d1282af

SHA1
20ac20de5ddd780cd0163a60163499534a619b00

SHA256
32ec3054863c5d02ed2ed811d78fa83e10302daa33682f0b6a7c127cfac63ef6

SHA512
fa06342a1ad4ed7f2c97592cdfde4128b876eb4b1186de384de06a988374deb64fe14439aecc6c3b20dc0aba9d01c4c90ed4d89369a8e59cb91946da5cec9f85

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-HO3K0.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-J7B4B.tmp\8edea1ff9e26b6cc88c6e4e7a788c77d18b829ade8ddb6a3bb6b5abcac0ad2e5.tmp
Filesize
680KB

MD5
e805fd8d14185debe4999b420e788690

SHA1
014b87617a2f2c62530ec2da91a5be0d8078c098

SHA256
720ee272d4e0d2c13caaa0051d875437161f82df74152144276e87f694712a3c

SHA512
33b68c21ef3f6ea17736ff45881019e363abc2df83ae4c1399bb3b3466199b06731bdd45c0852cad33408b54371cb9a9a574ec3445dd5030f6e56306f1e81dbf

Download Submit
memory/2836-63-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2836-64-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2836-60-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/2836-59-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/3536-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3536-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3536-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4328-71-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-84-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-66-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-116-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-113-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-75-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-74-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-78-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-81-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-68-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-85-0x00000000023C0000-0x0000000002462000-memory.dmp

Filesize
648KB

Download
memory/4328-89-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-95-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-98-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-101-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-104-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-107-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4328-110-0x0000000000400000-0x0000000000661000-memory.dmp

Filesize
2.4MB

Download
memory/4872-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/4872-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download

Analysis

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