47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
08/06/2024, 22:40

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General

Target

47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe
Size

65KB
MD5

b54a841cdb5c6fc2c0be5dc045f57136
SHA1

fd50f6f105afaf7e43120eed68f74aa253156968
SHA256

47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a
SHA512

46dfc88cef1b44dc70c695fc7cccbe2e2708d7e346e7261a2c60a2d82442ea52f56a1b52aed7f2532c68053c8ec523ee580b92bb9db5f3ac3ae29fed13c23972
SSDEEP

768:ZrItKyw5WHXfQIhIiIk9ecAaVPD96KyX6C:Zr3Z5IfQIR81ad5yX6C

Score

9^/10

evasion

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 5 IoCs

resource	yara_rule
behavioral1/memory/2212-0-0x0000000000400000-0x0000000000411000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/files/0x000d00000001269e-3.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2740-5-0x0000000000400000-0x0000000000411000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2212-6-0x0000000000400000-0x0000000000411000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/memory/2740-7-0x0000000000400000-0x0000000000411000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

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
2968	attrib.exe

Deletes itself 1 IoCs

pid	Process
2584	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2740	rwmhost.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\rwmhost.exe	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe
File opened for modification	C:\Windows\Debug\rwmhost.exe	attrib.exe
File created	C:\Windows\Debug\rwmhost.exe	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.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	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2968	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	28
PID 2212 wrote to memory of 2968	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	28
PID 2212 wrote to memory of 2968	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	28
PID 2212 wrote to memory of 2968	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	28
PID 2212 wrote to memory of 2584	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	31
PID 2212 wrote to memory of 2584	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	31
PID 2212 wrote to memory of 2584	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	31
PID 2212 wrote to memory of 2584	2212	47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe	31

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2968	attrib.exe

C:\Users\Admin\AppData\Local\Temp\47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe
"C:\Users\Admin\AppData\Local\Temp\47e009f36a5ee2c9f6624bb687cc9bd168c91935f84ad4d692d2fd3c018f054a.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2212
- 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:2968
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\47E009~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2584

C:\Windows\Debug\rwmhost.exe
C:\Windows\Debug\rwmhost.exe
1⤵
- Executes dropped EXE
PID:2740

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

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Downloads

C:\Windows\Debug\rwmhost.exe

Filesize
65KB

MD5
cc0f92770428aae3d39e92c638ab079c

SHA1
af339f34bedefb615e21537cda6b40d51fda5531

SHA256
148e12d997aad54a9c0965441e30e7f80792ba9bd4db2db1bc0fb2aa67f21eaa

SHA512
b68ffeb209ef1a09e2485a5acce235fef503d693d35920b0e75ad45d2882a885c8fb3a282673c02dffc6973db82303787a6a91ca68d239a2ddc750d4ffbafc4c

Download Submit
memory/2212-0-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2212-6-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2740-5-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/2740-7-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads