33bca0b7c35d92fe1dec4638d803349ca76a0f4b2a647efa49697edb77d2ae95

Analysis

max time kernel
141s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2024 13:36

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General

Target

7zSCD97F9B7/61cf42cc94cfd_Fri174cd2108.exe
Size

1.7MB
MD5

99918fe3d5011f5e084492e0d9701779
SHA1

55f7a03c6380bb9f51793be0774681b473e07c9f
SHA256

558a67043fbcd0bc37d34c99ff16f66b259b24b44811516ceff678964ec655c4
SHA512

682f1c6c648319c974e608defa41b714d0e8c3670d3f5e669b7227aaf5400285f9f0c6c5c82c50518031d8a93a3cfd591031651068d5a458a6606f2bf51d3e12
SSDEEP

49152:C9xKxz5eM8JvooqXrFzYA8hVU2AGm63yjpGIcLJjmvQGpf8:Mxm5eMOooqhomhjrcLE8

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	61cf42cc94cfd_Fri174cd2108.tmp

Executes dropped EXE 2 IoCs

pid	Process
3092	61cf42cc94cfd_Fri174cd2108.tmp
3004	61cf42cc94cfd_Fri174cd2108.tmp

Loads dropped DLL 2 IoCs

pid	Process
3092	61cf42cc94cfd_Fri174cd2108.tmp
3004	61cf42cc94cfd_Fri174cd2108.tmp

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 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	61cf42cc94cfd_Fri174cd2108.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61cf42cc94cfd_Fri174cd2108.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61cf42cc94cfd_Fri174cd2108.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	61cf42cc94cfd_Fri174cd2108.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3616 wrote to memory of 3092	3616	61cf42cc94cfd_Fri174cd2108.exe	84
PID 3616 wrote to memory of 3092	3616	61cf42cc94cfd_Fri174cd2108.exe	84
PID 3616 wrote to memory of 3092	3616	61cf42cc94cfd_Fri174cd2108.exe	84
PID 3092 wrote to memory of 3840	3092	61cf42cc94cfd_Fri174cd2108.tmp	85
PID 3092 wrote to memory of 3840	3092	61cf42cc94cfd_Fri174cd2108.tmp	85
PID 3092 wrote to memory of 3840	3092	61cf42cc94cfd_Fri174cd2108.tmp	85
PID 3840 wrote to memory of 3004	3840	61cf42cc94cfd_Fri174cd2108.exe	86
PID 3840 wrote to memory of 3004	3840	61cf42cc94cfd_Fri174cd2108.exe	86
PID 3840 wrote to memory of 3004	3840	61cf42cc94cfd_Fri174cd2108.exe	86

C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe
"C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3616
- C:\Users\Admin\AppData\Local\Temp\is-5IB7I.tmp\61cf42cc94cfd_Fri174cd2108.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-5IB7I.tmp\61cf42cc94cfd_Fri174cd2108.tmp" /SL5="$A0068,1570064,56832,C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3092
- - C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe
    "C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe" /SILENT
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3840
  - - C:\Users\Admin\AppData\Local\Temp\is-QP04V.tmp\61cf42cc94cfd_Fri174cd2108.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QP04V.tmp\61cf42cc94cfd_Fri174cd2108.tmp" /SL5="$A0052,1570064,56832,C:\Users\Admin\AppData\Local\Temp\7zSCD97F9B7\61cf42cc94cfd_Fri174cd2108.exe" /SILENT
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:3004

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-2BBMP.tmp\idp.dll

Filesize
216KB

MD5
b37377d34c8262a90ff95a9a92b65ed8

SHA1
faeef415bd0bc2a08cf9fe1e987007bf28e7218d

SHA256
e5a0ad2e37dde043a0dd4ad7634961ff3f0d70e87d2db49761eb4c1f468bb02f

SHA512
69d8da5b45d9b4b996d32328d3402fa37a3d710564d47c474bf9e15c1e45bc15b2858dbab446e6baec0c099d99007ff1099e9c4e66cfd1597f28c420bb50fdcc

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-5IB7I.tmp\61cf42cc94cfd_Fri174cd2108.tmp

Filesize
691KB

MD5
9303156631ee2436db23827e27337be4

SHA1
018e0d5b6ccf7000e36af30cebeb8adc5667e5fa

SHA256
bae22f27c12bce1faeb64b6eb733302aff5867baa8eed832397a7ce284a86ff4

SHA512
9fe100fafb1c74728109667b5a2261a31e49c45723de748adaa1d9cb9f8daa389b871056c70066fa3a05be82a5017c8dd590ae149a56d824a9e250d31091a40f

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-NI0K6.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/3004-33-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3004-41-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3092-7-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3092-24-0x0000000000400000-0x00000000004BD000-memory.dmp

Filesize
756KB

Download
memory/3616-28-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3616-2-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/3616-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3840-23-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3840-21-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3840-39-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download