socks5systemz | 14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997

General

Target

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe
Size

4.4MB
MD5

6e640d03a5f67423bfe85d0358d417fa
SHA1

5a5e55df0cd1ba1c2d62f5316ab667fc937df05e
SHA256

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997
SHA512

9fb80ac56be378ca36f454fc82e835a36db6ec8ef9c901744747a6dfe28ed769b494805387c7d0adbbc97e42b31d817215e131e514ee6d287292588c46f87187
SSDEEP

98304:mQYH438zCbitm9UycTSXQt9u1OHgAiY/Q+mwpLWzmDVhIS+WMdxjD2riG:443+CitigTSembIrmoLqaVp6PnQn

Score

10^/10

socks5systemz botnet discovery

Malware Config

Extracted

Family

socks5systemz

C2

buvmved.com

http://buvmved.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12ebb517aa5c96bd86ed82df14d714bca5817673aa4ee8889b5e4fa9281ae978f571ea771795af8e05c645db22f31dfe339426fa11af66c152adb719a9577e55b8603e983a608ff716c8e7929c33

http://buvmved.com/search/?q=67e28dd86d5ff17c1407ad1a7c27d78406abdd88be4b12eab517aa5c96bd86ef91804d825a8bbc896c58e713bc90c91b36b5281fc235a925ed3e56d6bd974a95129070b616e96cc92be510b866db52b2e34aec4c2b14a82966836f23d7f210c7ee9d9d33c568901e

Signatures

Detect Socks5Systemz Payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3868-85-0x00000000008C0000-0x0000000000962000-memory.dmp	family_socks5systemz
behavioral1/memory/3868-108-0x00000000008C0000-0x0000000000962000-memory.dmp	family_socks5systemz
behavioral1/memory/3868-109-0x00000000008C0000-0x0000000000962000-memory.dmp	family_socks5systemz

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

Processes:

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmpaudialstunebite.exeaudialstunebite.exe

pid process

1872 14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
1072 audialstunebite.exe
3868 audialstunebite.exe
Loads dropped DLL 1 IoCs

Processes:

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

pid process

1872 14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.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 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:

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

pid process

1872 14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

pid	process
1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
1072	audialstunebite.exe
3868	audialstunebite.exe

pid	process
1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

description	ioc
Destination IP	141.98.234.31

pid	process
1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp

description	pid	process	target process
PID 1944 wrote to memory of 1872	1944	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
PID 1944 wrote to memory of 1872	1944	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
PID 1944 wrote to memory of 1872	1944	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
PID 1872 wrote to memory of 1072	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe
PID 1872 wrote to memory of 1072	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe
PID 1872 wrote to memory of 1072	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe
PID 1872 wrote to memory of 3868	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe
PID 1872 wrote to memory of 3868	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe
PID 1872 wrote to memory of 3868	1872	14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp	audialstunebite.exe

C:\Users\Admin\AppData\Local\Temp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe
"C:\Users\Admin\AppData\Local\Temp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1944

C:\Users\Admin\AppData\Local\Temp\is-HAR3G.tmp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
"C:\Users\Admin\AppData\Local\Temp\is-HAR3G.tmp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp" /SL5="$700EA,4407670,54272,C:\Users\Admin\AppData\Local\Temp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.exe"
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1872

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -i
3⤵
- Executes dropped EXE
PID:1072

C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe
"C:\Users\Admin\AppData\Local\Audials Tunebite\audialstunebite.exe" -s
3⤵
- Executes dropped EXE
PID:3868

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 --no-appcompat-clear --field-trial-handle=4192,i,14221647728265121051,6840906015709541562,262144 --variations-seed-version --mojo-platform-channel-handle=3976 /prefetch:8
1⤵
PID:456

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\audialstunebite.exe
Filesize
2.4MB

MD5
f07abeac433540f9a54c179979d82074

SHA1
03bb02dc3b23cf2ce59d2305c83e1eaa22b64797

SHA256
7041305bcabfaf56504b88c1a1b81b3c3513d46f6428dd52161266bcfbfa934e

SHA512
b2b32196d605b65727cdfee4fe77c11f13bb347a3eed89360bc3de18ed0aed7e6e78f74ec72340e9bb5f05d7df1be3b61bb1e88d4ffe92d51ec709275ab2cffb

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-62PGN.tmp\_isetup\_iscrypt.dll
Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-HAR3G.tmp\14ba3a371be6f0a84d5026dd06af91012ba466bcbf36cbb2672a417fc4c3b997.tmp
Filesize
680KB

MD5
23f23fa5ae3e56ae0f625a846930859c

SHA1
eedb60b2cffa50c4aa9e5be8df8a65c0cc5916ae

SHA256
568997aae8c7c496a3ccad87c665b5c305e40016fb15d54cdc2d6bd9513320f0

SHA512
6d38a6046113f3c6120d02b51cf69dd2b21a76a66569022be690d2ee3ce6473bafbff9fdd32210a4a449a683e323795cb2aedb8df4895e33ec4a8954de86c9f9

Download Submit
memory/1072-59-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/1072-61-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/1072-63-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/1072-65-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/1872-10-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1872-69-0x0000000000400000-0x00000000004BA000-memory.dmp

Filesize
744KB

Download
memory/1944-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1944-3-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1944-68-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3868-76-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-98-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-70-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-79-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-82-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-85-0x00000000008C0000-0x0000000000962000-memory.dmp

Filesize
648KB

Download
memory/3868-87-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-92-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-95-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-73-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-101-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-104-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-107-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-108-0x00000000008C0000-0x0000000000962000-memory.dmp

Filesize
648KB

Download
memory/3868-109-0x00000000008C0000-0x0000000000962000-memory.dmp

Filesize
648KB

Download
memory/3868-113-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download
memory/3868-116-0x0000000000400000-0x0000000000668000-memory.dmp

Filesize
2.4MB

Download

Analysis

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