eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9

General

Target

eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
Size

3.1MB
MD5

beca12bc7f563fb505de45ba4ae24c9d
SHA1

45bb176aa4096f0dd65ed93223542e3b573ac687
SHA256

eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9
SHA512

37ed07536181dac6457addfbf9b20210d62bb56df6036a214b6d1734264cd20bf5bd5df0a47bed21c232cf4e0be2350bbde686f972c1ac03c106390ecd95e501
SSDEEP

98304:tspZ9h5PgBQ+eAL5B6Pb2ap1Ktf5+36ZbBG8hi5FY:kZRPgBzLG6pg3OI8hcG

Score

7^/10

discovery upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000c000000023b77-2.dat	acprotect

Checks computer location settings 2 TTPs 2 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	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	KillAlarmClient.exe

Executes dropped EXE 2 IoCs

pid	Process
3492	KillAlarmClient.exe
3924	Setup.exe

Loads dropped DLL 7 IoCs

pid	Process
3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
3492	KillAlarmClient.exe
3492	KillAlarmClient.exe
3924	Setup.exe
3924	Setup.exe
3924	Setup.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3232-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral2/memory/3232-46-0x0000000000400000-0x0000000000424000-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 3 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	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KillAlarmClient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3492	KillAlarmClient.exe
3492	KillAlarmClient.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3232 wrote to memory of 3492	3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe	82
PID 3232 wrote to memory of 3492	3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe	82
PID 3232 wrote to memory of 3492	3232	eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe	82
PID 3492 wrote to memory of 3924	3492	KillAlarmClient.exe	83
PID 3492 wrote to memory of 3924	3492	KillAlarmClient.exe	83
PID 3492 wrote to memory of 3924	3492	KillAlarmClient.exe	83

C:\Users\Admin\AppData\Local\Temp\eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe
"C:\Users\Admin\AppData\Local\Temp\eb521601f046f1d0a8fd317c5b8a34eb999821de61d3a1a692640aa4916b8dd9.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Users\Admin\AppData\Local\Temp\RarSFX0\KillAlarmClient.exe
  "C:\Users\Admin\AppData\Local\Temp\RarSFX0\KillAlarmClient.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3492
- - C:\Users\Admin\AppData\Local\Temp\RarSFX0\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\RarSFX0\Setup.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:3924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\KillAlarmClient.exe

Filesize
42KB

MD5
a54917d9f46f7244a77df960ce801575

SHA1
44f8746d67ee8b41f9cd67238be6989ea75246ba

SHA256
337b70d4146081d55c6f7a28d98d54a486032ee32f4bceb7a4d19e8e7969197b

SHA512
3faf3937f0346b53a7eb0fb6800caa5fdd679ceb7ae858cfe269eaa13e33cc279de808fc30772fdd3b1bc3f6fe6e688fb757fe0b4dfaaf6def154116b401a528

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Setup.exe

Filesize
2.7MB

MD5
8059821048bce13a8eb82b303173071f

SHA1
b0f7aa23d1693658a0d41c55339b535bb733a568

SHA256
707641afc1539b3926ff1f5eac755dd0c5c86c4f10621b8ddccb986ad8188bca

SHA512
15af1019e58357aab5333041dc8a26e773e08d58477d66ca089042465ef0a797382104a971f64e3e4e15cae0a021e2d4c82a0784032131397e379929cbae708b

Download Submit
C:\Users\Admin\AppData\Local\Temp\ginstall.dll

Filesize
53KB

MD5
61ef80d09fa0775dcaf597f68958586d

SHA1
a52c2de166faf6c8d567b67dd3a6b1fcdda6be6c

SHA256
62cc5a6c8971e1cb8178a9480a35f5d6262767c7c57d7f548cbbe042f290c8ba

SHA512
8e2a1023fb9ba71ca56fbc7a0e96ea84843dc11546322c063f8c0a633152900bc24a96e328661f59647b9969debeff5f839664603c98d0227a00c85c89dfc54e

Download Submit
C:\Users\Admin\AppData\Local\Temp\rpi99B0.tmp

Filesize
172KB

MD5
4f407b29d53e9eb54e22d096fce82aa7

SHA1
a4ee25b066cac19ff679dd491f5791652bb71185

SHA256
cf0ecf30fc95800a34105acb9bcb484bb594a35b3ef26ace8f122af4f9f888dc

SHA512
325f7b599455195101e4c0dafd3654906d20ed2c1ce2a5f38784635e16ab545df6ee44a83bed6128239be2dee5be110552c7b246b7f52482ab31552e14b54183

Download Submit
memory/3232-46-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3232-8-0x0000000000A20000-0x0000000000A94000-memory.dmp

Filesize
464KB

Download
memory/3232-7-0x0000000000A20000-0x0000000000A94000-memory.dmp

Filesize
464KB

Download
memory/3232-0-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/3232-47-0x0000000000A20000-0x0000000000A94000-memory.dmp

Filesize
464KB

Download
memory/3492-26-0x0000000002710000-0x0000000002784000-memory.dmp

Filesize
464KB

Download
memory/3492-27-0x0000000002710000-0x0000000002784000-memory.dmp

Filesize
464KB

Download
memory/3492-30-0x0000000000400000-0x0000000000411000-memory.dmp

Filesize
68KB

Download
memory/3492-32-0x0000000002710000-0x0000000002784000-memory.dmp

Filesize
464KB

Download
memory/3924-39-0x0000000002540000-0x00000000025B4000-memory.dmp

Filesize
464KB

Download
memory/3924-50-0x0000000002540000-0x00000000025B4000-memory.dmp

Filesize
464KB

Download
memory/3924-61-0x0000000002540000-0x00000000025B4000-memory.dmp

Filesize
464KB

Download

Analysis

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