8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8b

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/10/2024, 01:34

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General

Target

8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
Size

12KB
MD5

c37adec75d728bf8d915cc920a72b670
SHA1

9224d31644d9a937b5d027496c58a6af16a8d47e
SHA256

8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8b
SHA512

3cdd9522152c1321bac4ad653629a5da5f44df77358af30b07f6c8484fc7e24f3b71153f865f0a916eedc86622fc240f291dadc73a3b1fdd7b63f5a8dd548f7e
SSDEEP

192:zjUWFh4fvYGIQnsA6psQt8FaNJhLkwcud2DH9VwGfctu55EJN:vKE7p3oaNJawcudoD7US5EJN

Score

7^/10

discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2716	WAMain.exe

Loads dropped DLL 5 IoCs

pid	Process
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows WA = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\WAMain.exe"	reg.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1860-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/1860-27-0x00000000003F0000-0x00000000003FB000-memory.dmp	upx
behavioral1/files/0x000b00000001225c-25.dat	upx
behavioral1/memory/1860-40-0x00000000003F0000-0x00000000003FB000-memory.dmp	upx
behavioral1/memory/1860-47-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2716-52-0x0000000000400000-0x000000000040B000-memory.dmp	upx

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	WAMain.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe
Token: SeDebugPrivilege	2716	WAMain.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
2716	WAMain.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 3056	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	28
PID 1860 wrote to memory of 3056	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	28
PID 1860 wrote to memory of 3056	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	28
PID 1860 wrote to memory of 3056	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	28
PID 3056 wrote to memory of 2712	3056	cmd.exe	30
PID 3056 wrote to memory of 2712	3056	cmd.exe	30
PID 3056 wrote to memory of 2712	3056	cmd.exe	30
PID 3056 wrote to memory of 2712	3056	cmd.exe	30
PID 1860 wrote to memory of 2716	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	31
PID 1860 wrote to memory of 2716	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	31
PID 1860 wrote to memory of 2716	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	31
PID 1860 wrote to memory of 2716	1860	8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe	31

C:\Users\Admin\AppData\Local\Temp\8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe
"C:\Users\Admin\AppData\Local\Temp\8feae2e9ed67a0e7c746cb2a9942313d88266f73eb218f7b4cefd7149bc51a8bN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1860
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\QHRNI.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3056
- - C:\Windows\SysWOW64\reg.exe
    REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Windows WA" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe" /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:2712
- C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\QHRNI.bat

Filesize
148B

MD5
3a4614705555abb049c3298e61170b7f

SHA1
c8686410756f346d9551256a5b878b04770950ba

SHA256
cff0663c8cfadf83b80583a871c313ffc5d950cb503809cb4a482f400c5d846b

SHA512
65ce6fec00e6934f21635e7ccd74757f31ed4b0ddb52bd80d3ea9abeba56340128d23151ef7d9f5daacb5d61e4a4cca50dbb3a43132e350522311ee06e829007

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\WAMain.exe

Filesize
12KB

MD5
b6102b45b039967522825e0c62cbc0fc

SHA1
e68384f49d4c4680a2d9eb819104be494d2b163a

SHA256
0caec2da4b2defa2a3f6fa6bf31136bb9f3af244e70a7036d03b39295ff73b50

SHA512
a756844c560e6ee330ec6acaa5dd4dc3452f93ec8c8a91e3c80c486910114d8416e7f92087f2cab20531cf693719abd518d2b6b0722b83ddbfad8e7754cb8b92

Download Submit
memory/1860-41-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/1860-27-0x00000000003F0000-0x00000000003FB000-memory.dmp

Filesize
44KB

Download
memory/1860-43-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/1860-42-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/1860-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1860-40-0x00000000003F0000-0x00000000003FB000-memory.dmp

Filesize
44KB

Download
memory/1860-47-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1860-48-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/1860-50-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/1860-49-0x0000000000480000-0x000000000048B000-memory.dmp

Filesize
44KB

Download
memory/2716-52-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads