socks5systemz | 9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac

General

Target

9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe
Size

3.9MB
MD5

b1c0ec170f6a1d7e41c422ce8c8f5e74
SHA1

4bdd11428931f138154de3c49afc02eb75171ea5
SHA256

9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac
SHA512

08aa39cc4e12f6e83bd0ac83f939514e3d50c7edca118dc3edef8ada4c4b16f2c2b46331a02d39bfe20934fc25498b1fe1e851b356247afbe21bfa2069ca3d18
SSDEEP

98304:NZQFZAtgqI/kqGBnRAC6L4Px9AuvyGUe1FNA+und3:CAQkNRQL4J9AXjGFsn9

Score

10^/10

Malware Config

Signatures

Detect Socks5Systemz Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2724-87-0x0000000002770000-0x0000000002812000-memory.dmp	family_socks5systemz

Socks5Systemz
Socks5Systemz is a botnet written in C++.
botnet socks5systemz

Executes dropped EXE 3 IoCs

pid	Process
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2856	jeengle32_64.exe
2724	jeengle32_64.exe

Loads dropped DLL 6 IoCs

pid	Process
900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

Unexpected DNS network traffic destination 1 IoCs

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

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

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jeengle32_64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jeengle32_64.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 900 wrote to memory of 2132	900	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe	30
PID 2132 wrote to memory of 2856	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	32
PID 2132 wrote to memory of 2856	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	32
PID 2132 wrote to memory of 2856	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	32
PID 2132 wrote to memory of 2856	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	32
PID 2132 wrote to memory of 2724	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	33
PID 2132 wrote to memory of 2724	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	33
PID 2132 wrote to memory of 2724	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	33
PID 2132 wrote to memory of 2724	2132	9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp	33

C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe
"C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:900
- C:\Users\Admin\AppData\Local\Temp\is-ELN04.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-ELN04.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp" /SL5="$40150,3787053,54272,C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
    "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -i
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2856
- - C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
    "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -s
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2724

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 Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe

Filesize
4.4MB

MD5
dd8bd91fab7d429add87d333c0793661

SHA1
bacacaf21db1a08cfd0349ac5a1d0c606a3b16bb

SHA256
91e0dca7dfb3bdec87a660389e72da43e6ff52748fa93b6d81bc61ce3d617941

SHA512
dfcf92d17ae9dc9abd91a2f4bab92eb922c26c0481e5e81fe408663e28806ee945b42121d956d2e2d868179e154634fec6c58426e495db3ff7dd3deb9e2a4333

Download Submit
\Users\Admin\AppData\Local\Temp\is-ELN04.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

Filesize
692KB

MD5
96e2c8db3dd8e1f3632aab3b400e4b9a

SHA1
4272048cddf5a17cee879c2c421f61e33baeff69

SHA256
624f7af3f2c4baa83666b9d02935116368c7660d5ee7059704f1d7279cde4cf2

SHA512
1d1642d10d31bf54e78fa6b3bba5e31b4fe745f1834d61dcf5ffd1d99934c1d7ba3ecc4832d0c3519380f5ded71632bf084ad4cfb3f74785e54d434508a8e984

Download Submit
\Users\Admin\AppData\Local\Temp\is-G6S8H.tmp\_isetup\_iscrypt.dll

Filesize
2KB

MD5
a69559718ab506675e907fe49deb71e9

SHA1
bc8f404ffdb1960b50c12ff9413c893b56f2e36f

SHA256
2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

SHA512
e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

Download Submit
\Users\Admin\AppData\Local\Temp\is-G6S8H.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/900-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/900-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/900-67-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2132-64-0x00000000066E0000-0x0000000006B4E000-memory.dmp

Filesize
4.4MB

Download
memory/2132-16-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2132-75-0x00000000066E0000-0x0000000006B4E000-memory.dmp

Filesize
4.4MB

Download
memory/2132-56-0x00000000066E0000-0x0000000006B4E000-memory.dmp

Filesize
4.4MB

Download
memory/2132-68-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/2724-74-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-92-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-126-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-71-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-124-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-122-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-76-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-81-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-84-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-86-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-87-0x0000000002770000-0x0000000002812000-memory.dmp

Filesize
648KB

Download
memory/2724-65-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-97-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-100-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-101-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-104-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-109-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-113-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-114-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2724-119-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2856-57-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2856-61-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download
memory/2856-58-0x0000000000400000-0x000000000086E000-memory.dmp

Filesize
4.4MB

Download

Analysis

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