3c9bdc59842c786ef4cfba6ddbe39912326299104cc36a074b881d8ed68cc6c4

Analysis

max time kernel
144s
max time network
122s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
09-12-2024 13:32

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General

Target

antrenamer2_install.exe
Size

1.2MB
MD5

a24fc3fce28295017931940e4c20b235
SHA1

ae30eddaea71cf4a22f5e2d4cf17872f7f1b03b0
SHA256

3c9bdc59842c786ef4cfba6ddbe39912326299104cc36a074b881d8ed68cc6c4
SHA512

b0d1ebf8151137ea402068fcf343d40bf3e99daf07a9cf6b6ecf9b744c87ea1f43991a01fd2d0e78d3dec13a413678dea27d5f9838204ce3ce540f56b0990b17
SSDEEP

24576:5natmKy3HfW69FYh0IZDVBNH/APqkF1gvD4N3pkS3rJQBtUkBgJ:5akB3tefhV/H/APqkFiDoBinXBgJ

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2316	antrenamer2_install.tmp

Loads dropped DLL 3 IoCs

pid	Process
1388	antrenamer2_install.exe
2316	antrenamer2_install.tmp
2316	antrenamer2_install.tmp

System Location Discovery: System Language Discovery 1 TTPs 2 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	antrenamer2_install.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	antrenamer2_install.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30
PID 1388 wrote to memory of 2316	1388	antrenamer2_install.exe	30

C:\Users\Admin\AppData\Local\Temp\antrenamer2_install.exe
"C:\Users\Admin\AppData\Local\Temp\antrenamer2_install.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\is-64IVG.tmp\antrenamer2_install.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-64IVG.tmp\antrenamer2_install.tmp" /SL5="$4010A,962976,54272,C:\Users\Admin\AppData\Local\Temp\antrenamer2_install.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2316

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\is-64IVG.tmp\antrenamer2_install.tmp

Filesize
688KB

MD5
c765336f0dcf4efdcc2101eed67cd30c

SHA1
fa0279f59738c5aa3b6b20106e109ccd77f895a7

SHA256
c5177fdc6031728e10141745cd69edbc91c92d14411a2dec6e8e8caa4f74ab28

SHA512
06a67ac37c20897967e2cad453793a6ef1c7804d4c578404f845daa88c859b15b0acb51642e6ad23ca6ba6549b02d5f6c98b1fa402004bdbf9d646abab7ec891

Download Submit
\Users\Admin\AppData\Local\Temp\is-OFG43.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1388-16-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1388-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1388-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/2316-25-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-29-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-19-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-21-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-23-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-8-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-27-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-17-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-31-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-33-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-35-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-37-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-39-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-41-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/2316-43-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download