socks5systemz | e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f

General

Target

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe
Size

4.9MB
MD5

4dc62cfa20f54a44b94aae13ebfa58ff
SHA1

1e570d1c3be40983dafbccd8084662d3cd68bbc7
SHA256

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f
SHA512

bc42163de781d6e1c3838fc1940d12a789f433bfdd4c0698cd55c1fd9cbb13a325eea0a2fd7c8cc2de1d50f02b8cc52bb316db059121e47d7959b3adc24ee36d
SSDEEP

98304:mgtXP9qdRyYXiODsdNw/bTJNyvfM/Vgng+b3Tb3GZpniTLp2wUwvgK7W8pbXsk:tdFqDDsdNsXdwg+bDb3OBiTLgenW8V8k

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

bukocdx.com

http://bukocdx.com/search/?q=67e28dd83f08f52f150eab187c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ae8889b5e4fa9281ae978f471ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff719c3ec97993b

http://bukocdx.com/search/?q=67e28dd83f08f52f150eab187c27d78406abdd88be4b12eab517aa5c96bd86e892874e845a8bbc896c58e713bc90c91f36b5281fc235a925ed3e57d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9238ce6d9516

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1780-86-0x0000000002500000-0x00000000025A2000-memory.dmp	family_socks5systemz
behavioral1/memory/1780-109-0x0000000002500000-0x00000000025A2000-memory.dmp	family_socks5systemz
behavioral1/memory/1780-110-0x0000000002500000-0x00000000025A2000-memory.dmp	family_socks5systemz

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

Processes:

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmpaudialstunebite32_64.exeaudialstunebite32_64.exe

pid process

1204 e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
4440 audialstunebite32_64.exe
1780 audialstunebite32_64.exe
Loads dropped DLL 1 IoCs

Processes:

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

pid process

1204 e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.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:

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

pid process

1204 e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

pid	process
1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
4440	audialstunebite32_64.exe
1780	audialstunebite32_64.exe

pid	process
1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

description	ioc
Destination IP	152.89.198.214

pid	process
1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exee080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp

description	pid	process	target process
PID 4988 wrote to memory of 1204	4988	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
PID 4988 wrote to memory of 1204	4988	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
PID 4988 wrote to memory of 1204	4988	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
PID 1204 wrote to memory of 4440	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe
PID 1204 wrote to memory of 4440	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe
PID 1204 wrote to memory of 4440	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe
PID 1204 wrote to memory of 1780	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe
PID 1204 wrote to memory of 1780	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe
PID 1204 wrote to memory of 1780	1204	e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp	audialstunebite32_64.exe

C:\Users\Admin\AppData\Local\Temp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe
"C:\Users\Admin\AppData\Local\Temp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4988

C:\Users\Admin\AppData\Local\Temp\is-33CFV.tmp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
"C:\Users\Admin\AppData\Local\Temp\is-33CFV.tmp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp" /SL5="$7020C,4836089,54272,C:\Users\Admin\AppData\Local\Temp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -i
3⤵
- Executes dropped EXE
PID:4440

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe" -s
3⤵
- Executes dropped EXE
PID:1780

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4192,i,1305347165619645738,15927664461101562802,262144 --variations-seed-version --mojo-platform-channel-handle=4112 /prefetch:8
1⤵
PID:5028

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

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite32_64.exe
Filesize
2.4MB

MD5
0bf6ae1846c9092aa32012fba61c1c88

SHA1
8dd700b5d7a53215e4d12cce0b74a2473dc2fc67

SHA256
162426086b0415b7ad9406823bf34840b9fed5dcc6c4b0eef443fcb67d09af88

SHA512
c8ba5bc607fe621bc9a528648438d2c308a8ba7e6be50f08e6b5ee929e65a9c1d697704245065a49d0c6c6f003d50af2f0fde5605708f27240f9978bec7cb536

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-33CFV.tmp\e080340c6f99a07c2a2334b171342b00bfdbe22292e33c38687bbaad0d1b585f.tmp
Filesize
680KB

MD5
9c0c87dbb79871a4914149cd5acefbf8

SHA1
35627d4c709114e03240747deb05d154743ccb59

SHA256
0b29aab1bdbef4c1435541320b77e3a47d063f2cb0657018a918907d8ede18bf

SHA512
6608bfbf67b572584cd068ca60eb71fa972384f7c3cfa87011e82e5c15cb10332d4dcc6db23fc3153104dd635e6b2eb9e27d6eb08a07f4a396b04757a20080bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-FQ8R6.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
memory/1204-70-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1204-12-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1780-96-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-105-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-117-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-114-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-110-0x0000000002500000-0x00000000025A2000-memory.dmp

Filesize
648KB

Download
memory/1780-68-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-109-0x0000000002500000-0x00000000025A2000-memory.dmp

Filesize
648KB

Download
memory/1780-108-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-71-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-74-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-77-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-80-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-83-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-86-0x0000000002500000-0x00000000025A2000-memory.dmp

Filesize
648KB

Download
memory/1780-88-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-93-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-102-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/1780-99-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/4440-59-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/4440-64-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/4440-65-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4440-61-0x0000000000400000-0x0000000000666000-memory.dmp

Filesize
2.4MB

Download
memory/4988-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/4988-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/4988-69-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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