847f33f20a3e8fcab52f800e07f8cc9c615e1a244339d9a32f01cd27310c8a96

Analysis

max time kernel
143s
max time network
129s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
11/10/2023, 13:56

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General

Target

ad48d7398c3d4589f7cdfeeab01fd906_JC.exe
Size

66KB
MD5

ad48d7398c3d4589f7cdfeeab01fd906
SHA1

61a7553e6a541d1059b2fca1f3e9f16dfd4e2c25
SHA256

847f33f20a3e8fcab52f800e07f8cc9c615e1a244339d9a32f01cd27310c8a96
SHA512

12db4d780061ba1b90a5a21af7772981a8140c943ae9e66aee1c0d71bf915eefa1dd767cd72101de1433e75ba12dea75801f455ce7b6ba4064f358ac6fa1c6af
SSDEEP

768:TrItKyw5WHXfQmjIiIk9ecAa0Mb96SyX1DLdRXXXx:Tr3Z5IfQmv81ar1yXtZf

Score

8^/10

evasion

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2632	attrib.exe

Deletes itself 1 IoCs

pid	Process
2652	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2064	rwmhost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\Debug\rwmhost.exe	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe
File opened for modification	C:\Windows\Debug\rwmhost.exe	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe
File opened for modification	C:\Windows\Debug\rwmhost.exe	attrib.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 2632	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	24
PID 2944 wrote to memory of 2632	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	24
PID 2944 wrote to memory of 2632	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	24
PID 2944 wrote to memory of 2632	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	24
PID 2944 wrote to memory of 2652	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	31
PID 2944 wrote to memory of 2652	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	31
PID 2944 wrote to memory of 2652	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	31
PID 2944 wrote to memory of 2652	2944	ad48d7398c3d4589f7cdfeeab01fd906_JC.exe	31

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2632	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ad48d7398c3d4589f7cdfeeab01fd906_JC.exe
"C:\Users\Admin\AppData\Local\Temp\ad48d7398c3d4589f7cdfeeab01fd906_JC.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2944
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\rwmhost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - Views/modifies file attributes
  PID:2632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\AD48D7~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2652

C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
1⤵
- Executes dropped EXE
PID:2064

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Debug\rwmhost.exe

Filesize
66KB

MD5
bb8ed2ad53ec014c2784f83ee2e4410e

SHA1
f0c4487858bc7b0ab0508abc38065efcca817477

SHA256
2033d0f30c0ad25dc1b81bb9fce7b1300b3a97b9e3aa36cf3279a9c3ade1246e

SHA512
95884fce154fe9280388b176ec07bae2844b6dec737daaf49423d406189bda53d00ed63b3aef7efcbcdcf8fe3754621cf0d1d5f3fd95f9eb7cbf98b24a48319c

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C:\Windows\debug\rwmhost.exe

Filesize
66KB

MD5
bb8ed2ad53ec014c2784f83ee2e4410e

SHA1
f0c4487858bc7b0ab0508abc38065efcca817477

SHA256
2033d0f30c0ad25dc1b81bb9fce7b1300b3a97b9e3aa36cf3279a9c3ade1246e

SHA512
95884fce154fe9280388b176ec07bae2844b6dec737daaf49423d406189bda53d00ed63b3aef7efcbcdcf8fe3754621cf0d1d5f3fd95f9eb7cbf98b24a48319c

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads