65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2

General

Target

65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe
Size

2.5MB
MD5

055014486b569951e10ac35095ef48e0
SHA1

0bff9d7c8172cceb889ed34884ab150af93185be
SHA256

65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2
SHA512

64d9a3b779d81245a89c9595824d5c5ebee2fd6d8faaa85d26b32e73e979e7f240789a0c74c934327e6f61e6a7dd725667d2e591984fc16e8ab81fa36dd87bd9
SSDEEP

49152:B3LjsTp9UlA5961fOhs4EbxYgUEm05RDyBE+3ImGm:B7jApKAMO2qBsDyO+jG

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 3 IoCs

pid	Process
884	Karpesky.exe
2824	AV.exe
3932	Karpesky.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows System = "C:\\Users\\Admin\\AppData\\Roaming\\Karpesky.exe"	reg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 884 set thread context of 3932	884	Karpesky.exe	90

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
2392	reg.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2392	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	85
PID 2044 wrote to memory of 2392	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	85
PID 2044 wrote to memory of 2392	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	85
PID 2044 wrote to memory of 884	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	87
PID 2044 wrote to memory of 884	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	87
PID 2044 wrote to memory of 884	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	87
PID 2044 wrote to memory of 2824	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	88
PID 2044 wrote to memory of 2824	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	88
PID 2044 wrote to memory of 2824	2044	65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe	88
PID 884 wrote to memory of 3932	884	Karpesky.exe	90
PID 884 wrote to memory of 3932	884	Karpesky.exe	90
PID 884 wrote to memory of 3932	884	Karpesky.exe	90
PID 884 wrote to memory of 3932	884	Karpesky.exe	90
PID 884 wrote to memory of 3932	884	Karpesky.exe	90

C:\Users\Admin\AppData\Local\Temp\65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe
"C:\Users\Admin\AppData\Local\Temp\65024be0c7a07630dfb1ab5f03569766f603d12323bc5ea4c0000b93098e25a2.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\reg.exe
  "C:\Windows\System32\reg.exe" ADD HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v "Windows System" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Karpesky.exe" /f
  2⤵
  - Adds Run key to start application
  - Modifies registry key
  PID:2392
- C:\Users\Admin\AppData\Roaming\Karpesky.exe
  "C:\Users\Admin\AppData\Roaming\Karpesky.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:884
- - C:\Users\Admin\AppData\Roaming\Karpesky.exe
    "C:\Users\Admin\AppData\Roaming\Karpesky.exe"
    3⤵
    - Executes dropped EXE
    PID:3932
- C:\Users\Admin\AppData\Roaming\AV.exe
  "C:\Users\Admin\AppData\Roaming\AV.exe"
  2⤵
  - Executes dropped EXE
  PID:2824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\AV.exe

Filesize
1.2MB

MD5
64144f5d463d21296625f4fa237cc99c

SHA1
7983cc329291012f87e2c83c20f098df87d57bb7

SHA256
ff258d3d0b87a72f0a6d9feb05ec7f97628f5ded5b780494de2119ac9e7288f7

SHA512
670abbedd4337a5a57800c0d56f455af7e5b9080592e9261ad4da7c7a1d0f28bdb3ff89015777d9c9c1696bd90e4ebaaf94961ca201f3905c271b5fa55e28388

Download Submit
C:\Users\Admin\AppData\Roaming\AV.exe

Filesize
1.2MB

MD5
64144f5d463d21296625f4fa237cc99c

SHA1
7983cc329291012f87e2c83c20f098df87d57bb7

SHA256
ff258d3d0b87a72f0a6d9feb05ec7f97628f5ded5b780494de2119ac9e7288f7

SHA512
670abbedd4337a5a57800c0d56f455af7e5b9080592e9261ad4da7c7a1d0f28bdb3ff89015777d9c9c1696bd90e4ebaaf94961ca201f3905c271b5fa55e28388

Download Submit
C:\Users\Admin\AppData\Roaming\Karpesky.exe

Filesize
2.5MB

MD5
da43e34d179e34bfc05551d5136b9b2c

SHA1
9fa24223da47452c4ceab70e5b8a4091009e45fc

SHA256
2c9cdc4bff73ee0a0d0d851425276caf55995cf00fe7528fbb968a2bbdc0c20e

SHA512
6f2b2a016cfd43eb54116cf9de6c47a119f1cb16bbe895be82bcb6513f12867da3470a718b6f634a7821d58c062a4a4df2fc478a3c678053e55af237adb0e2ad

Download Submit
C:\Users\Admin\AppData\Roaming\Karpesky.exe

Filesize
2.5MB

MD5
da43e34d179e34bfc05551d5136b9b2c

SHA1
9fa24223da47452c4ceab70e5b8a4091009e45fc

SHA256
2c9cdc4bff73ee0a0d0d851425276caf55995cf00fe7528fbb968a2bbdc0c20e

SHA512
6f2b2a016cfd43eb54116cf9de6c47a119f1cb16bbe895be82bcb6513f12867da3470a718b6f634a7821d58c062a4a4df2fc478a3c678053e55af237adb0e2ad

Download Submit
C:\Users\Admin\AppData\Roaming\Karpesky.exe

Filesize
2.5MB

MD5
da43e34d179e34bfc05551d5136b9b2c

SHA1
9fa24223da47452c4ceab70e5b8a4091009e45fc

SHA256
2c9cdc4bff73ee0a0d0d851425276caf55995cf00fe7528fbb968a2bbdc0c20e

SHA512
6f2b2a016cfd43eb54116cf9de6c47a119f1cb16bbe895be82bcb6513f12867da3470a718b6f634a7821d58c062a4a4df2fc478a3c678053e55af237adb0e2ad

Download Submit
memory/884-149-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/884-142-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/884-143-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/2044-132-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/2044-133-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/2044-141-0x0000000000400000-0x000000000068B000-memory.dmp

Filesize
2.5MB

Download
memory/3932-145-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/3932-147-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/3932-148-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download
memory/3932-150-0x0000000000400000-0x00000000004A6000-memory.dmp

Filesize
664KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads