819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191

General

Target

819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe
Size

127KB
MD5

a18ba014aa88c7380e2933e3462c6aeb
SHA1

88a96c094935b1a75929cdf8fc8f80aa7923a373
SHA256

819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191
SHA512

1b6c3ebd6f930de59fff89eda07935ea5b0202709c5eb0dd90c6b8eaabcf68d07788e6ab988bb73d4aa0fbee64fd937070ce4dc4ea9fb0cfb9a21f33281139fa
SSDEEP

3072:fTZtv4Ymgik7lC7rD4X1HYWB7MCSswGAPSliBAbUcI5tsRDk:VVSgdC7rD4JKCSDGS+T2tsRDk

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1296	2370762.exe
4624	2370762.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4828 set thread context of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 1296 set thread context of 4624	1296	2370762.exe	84

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe
1296	2370762.exe
4624	2370762.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4828 wrote to memory of 4904	4828	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	82
PID 4904 wrote to memory of 1296	4904	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	83
PID 4904 wrote to memory of 1296	4904	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	83
PID 4904 wrote to memory of 1296	4904	819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe	83
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84
PID 1296 wrote to memory of 4624	1296	2370762.exe	84

C:\Users\Admin\AppData\Local\Temp\819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe
"C:\Users\Admin\AppData\Local\Temp\819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Users\Admin\AppData\Local\Temp\819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe
  "C:\Users\Admin\AppData\Local\Temp\819718db756ad5550a9c88b12f61606a2ccc780f6f431fef378f5bae8eba7191.exe"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4904
- - C:\Users\Admin\AppData\Local\Temp\2370762.exe
    "C:\Users\Admin\AppData\Local\Temp\2370762.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1296
  - - C:\Users\Admin\AppData\Local\Temp\2370762.exe
      "C:\Users\Admin\AppData\Local\Temp\2370762.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetWindowsHookEx
      PID:4624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Local\Temp\2370762.exe

Filesize
15KB

MD5
6521bd152f2dbe3782e847b4903f4672

SHA1
36ee5caf108d9337d117c713d52d1befc9b68e0b

SHA256
050dbf83963a694a41a6a5c1e10acf4de8615de14d6b4430a9646ea737b0c9d2

SHA512
a52f4e02d72b8e3f7e3c31c7fb9904f56da5a65b6ad93c3fbcfa0e93163992d55a24fefe593262d645ed4e44c0feb915fb956baf368e5d795e3d270375ed2328

Download Submit
C:\Users\Admin\AppData\Local\Temp\2370762.exe

Filesize
15KB

MD5
6521bd152f2dbe3782e847b4903f4672

SHA1
36ee5caf108d9337d117c713d52d1befc9b68e0b

SHA256
050dbf83963a694a41a6a5c1e10acf4de8615de14d6b4430a9646ea737b0c9d2

SHA512
a52f4e02d72b8e3f7e3c31c7fb9904f56da5a65b6ad93c3fbcfa0e93163992d55a24fefe593262d645ed4e44c0feb915fb956baf368e5d795e3d270375ed2328

Download Submit
C:\Users\Admin\AppData\Local\Temp\2370762.exe

Filesize
15KB

MD5
6521bd152f2dbe3782e847b4903f4672

SHA1
36ee5caf108d9337d117c713d52d1befc9b68e0b

SHA256
050dbf83963a694a41a6a5c1e10acf4de8615de14d6b4430a9646ea737b0c9d2

SHA512
a52f4e02d72b8e3f7e3c31c7fb9904f56da5a65b6ad93c3fbcfa0e93163992d55a24fefe593262d645ed4e44c0feb915fb956baf368e5d795e3d270375ed2328

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2295526160-1155304984-640977766-1000\88603cb2913a7df3fbd16b5f958e6447_4b401a7f-b7c1-4c1c-a9cf-2b1aa260545d

Filesize
51B

MD5
5fc2ac2a310f49c14d195230b91a8885

SHA1
90855cc11136ba31758fe33b5cf9571f9a104879

SHA256
374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

SHA512
ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

Download Submit
memory/1296-149-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4624-146-0x0000000000400000-0x0000000000500000-memory.dmp

Filesize
1024KB

Download
memory/4828-137-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/4904-138-0x0000000000400000-0x0000000000500000-memory.dmp

Filesize
1024KB

Download
memory/4904-136-0x0000000000400000-0x0000000000500000-memory.dmp

Filesize
1024KB

Download
memory/4904-135-0x0000000000400000-0x0000000000500000-memory.dmp

Filesize
1024KB

Download

Analysis

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