76cfa33ef18d07a5c80c1d97ae71c984667fa6f70ca96fe2b9e3794531557bdb

Analysis

max time kernel
146s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
02-08-2024 18:59

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General

Target

Uninstall Roflection.exe
Size

132KB
MD5

950e3f8118d7ef32f163241055589617
SHA1

620d263b277b8c5a969b1caa8f617d77373ad8d8
SHA256

d92bf51e9eefa78caac5a34d0c17940e98ab9a4792f6458b0d5166c1d95abb51
SHA512

3ec822b64f5164920846aaf1d96be3998bed7d2cf2e40a0a0fdedb37d1c60ad266ade162edc3e5edf4388b0d03bd4fcdc0655f0048c1d31e8ba14d6a7f84a29b
SSDEEP

3072:2a77v0JhE4Dy6LtaupFCrB4QDeLybTxG8o4EX5Si8UUKAsd6wa3U:2w4JQ6xFQiLqxGJX5Si8UdgwaE

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5088	Un_A.exe

Loads dropped DLL 6 IoCs

pid	Process
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.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	Uninstall Roflection.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Un_A.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe
5088	Un_A.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 5088	5112	Uninstall Roflection.exe	81
PID 5112 wrote to memory of 5088	5112	Uninstall Roflection.exe	81
PID 5112 wrote to memory of 5088	5112	Uninstall Roflection.exe	81

C:\Users\Admin\AppData\Local\Temp\Uninstall Roflection.exe
"C:\Users\Admin\AppData\Local\Temp\Uninstall Roflection.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5112
- C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:5088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\nsr8A30.tmp\StdUtils.dll

Filesize
101KB

MD5
33b4e69e7835e18b9437623367dd1787

SHA1
53afa03edaf931abdc2d828e5a2c89ad573d926c

SHA256
72d38ef115e71fc73dc5978987c583fc8c6b50ff12e4a5d30649a4d164a8b6ae

SHA512
ca890e785d1a0a7e0b4a748416fba417826ae66b46e600f407d4e795b444612a8b830f579f2cf5b6e051bea800604f34f8801cc3daf05c8d29ad05bcda454a77

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C:\Users\Admin\AppData\Local\Temp\nsr8A30.tmp\System.dll

Filesize
11KB

MD5
75ed96254fbf894e42058062b4b4f0d1

SHA1
996503f1383b49021eb3427bc28d13b5bbd11977

SHA256
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7

SHA512
58174896db81d481947b8745dafe3a02c150f3938bb4543256e8cce1145154e016d481df9fe68dac6d48407c62cbe20753320ebd5fe5e84806d07ce78e0eb0c4

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C:\Users\Admin\AppData\Local\Temp\nsr8A30.tmp\WinShell.dll

Filesize
3KB

MD5
1cc7c37b7e0c8cd8bf04b6cc283e1e56

SHA1
0b9519763be6625bd5abce175dcc59c96d100d4c

SHA256
9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6

SHA512
7acf7f8e68aa6066b59ca9f2ae2e67997e6b347bc08eb788d2a119b3295c844b5b9606757168e8d2fbd61c2cda367bf80e9e48c9a52c28d5a7a00464bfd2048f

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C:\Users\Admin\AppData\Local\Temp\nsr8A30.tmp\nsProcess.dll

Filesize
4KB

MD5
f0438a894f3a7e01a4aae8d1b5dd0289

SHA1
b058e3fcfb7b550041da16bf10d8837024c38bf6

SHA256
30c6c3dd3cc7fcea6e6081ce821adc7b2888542dae30bf00e881c0a105eb4d11

SHA512
f91fcea19cbddf8086affcb63fe599dc2b36351fc81ac144f58a80a524043ddeaa3943f36c86ebae45dd82e8faf622ea7b7c9b776e74c54b93df2963cfe66cc7

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C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Un_A.exe

Filesize
132KB

MD5
950e3f8118d7ef32f163241055589617

SHA1
620d263b277b8c5a969b1caa8f617d77373ad8d8

SHA256
d92bf51e9eefa78caac5a34d0c17940e98ab9a4792f6458b0d5166c1d95abb51

SHA512
3ec822b64f5164920846aaf1d96be3998bed7d2cf2e40a0a0fdedb37d1c60ad266ade162edc3e5edf4388b0d03bd4fcdc0655f0048c1d31e8ba14d6a7f84a29b

Download Submit