f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9

General

Target

4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
Size

2.2MB
MD5

545e7314a4885f17c1a9319f535fafb3
SHA1

05f1356f1475b59050694a74dcbcf0883c673525
SHA256

f66b72fe6793017a8e755f1a7713e758e004a1af40248c3c5c3eb8b4fdc15bb9
SHA512

e0368934ab996e92e2adc9a0a7fc293a582ff8eda78134cb3f3d23fcd784dd8da5c391889e7023132364231d1f34b947ecb7c3e760ea543ad76445ec95b0e137
SSDEEP

24576:0UzNkyrbtjbGixCOPKH2I1iIWILtfOIJ+HKodCHPC0cF3u7P1+eWQ8f/x52vHNZA:0UzeyQMS4DqodCnoe+iitjWwws

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1736 set thread context of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Parameters.ini	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2712	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
2712	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2312	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	30
PID 1736 wrote to memory of 2312	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	30
PID 1736 wrote to memory of 2312	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	30
PID 1736 wrote to memory of 2312	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	30
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32
PID 1736 wrote to memory of 2712	1736	4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe	32

C:\Users\Admin\AppData\Local\Temp\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
"C:\Users\Admin\AppData\Local\Temp\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:2312
- C:\Users\Admin\AppData\Local\Temp\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe
  "C:\Users\Admin\AppData\Local\Temp\4a136de73fdaa9931c3bfa20fafe8df8e41cfa3e895aeba81f65d7ce4a2774f4N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

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

C:\Windows\Parameters.ini

Filesize
74B

MD5
6687785d6a31cdf9a5f80acb3abc459b

SHA1
1ddda26cc18189770eaaa4a9e78cc4abe4fe39c9

SHA256
3b5ebe1c6d4d33c14e5f2ca735fc085759f47895ea90192999a22a035c7edc9b

SHA512
5fe9429d64ee6fe0d3698cabb39757729b48d525500afa5f073d69f14f791c8aa2bc7ce0467d48d66fc58d894983391022c59035fa67703fefd309ec4a5d9962

Download Submit
memory/1736-0-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1736-17-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/1736-16-0x0000000000400000-0x00000000005D3000-memory.dmp

Filesize
1.8MB

Download
memory/1736-27-0x0000000000400000-0x00000000005D3000-memory.dmp

Filesize
1.8MB

Download
memory/2712-19-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2712-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2712-29-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2712-25-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download
memory/2712-35-0x0000000000400000-0x000000000043E000-memory.dmp

Filesize
248KB

Download

Analysis

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