a7380ab000584685bb2bba25704046915d0bdaaf3a809bf80c84bbe27f765e49

Analysis

max time kernel
35s
max time network
54s
platform
windows10_x64
resource
win10v20210408
submitted
01-06-2021 00:02

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General

Target

4A53B92B00FC052FC1B90D7130515E2F.exe
Size

4.2MB
MD5

4a53b92b00fc052fc1b90d7130515e2f
SHA1

777c02934c33d07f2f37c9be6abafafc4b885eb1
SHA256

a7380ab000584685bb2bba25704046915d0bdaaf3a809bf80c84bbe27f765e49
SHA512

73f95af28366b269ab69f4d54b905a034d1c4bc492721d65d38204bb859a35fd4677d4a00f369081a43ff6d7605c544c09633f01a42c1a7ebca8b1899f23d033

Score

8^/10

aspackv2

Malware Config

Signatures

ASPack v2.12-2.42 8 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurl.dll	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurlpp.dll	aspack_v212_v242
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurl.dll	aspack_v212_v242
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurlpp.dll	aspack_v212_v242
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libstdc++-6.dll	aspack_v212_v242
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libstdc++-6.dll	aspack_v212_v242

Executes dropped EXE 2 IoCs

Processes:

setup_installer.exesetup_install.exe

pid process

3004 setup_installer.exe
3976 setup_install.exe
Loads dropped DLL 6 IoCs

Processes:

setup_install.exe

pid process

3976 setup_install.exe
3976 setup_install.exe
3976 setup_install.exe
3976 setup_install.exe
3976 setup_install.exe
3976 setup_install.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2084 3976 WerFault.exe setup_install.exe

pid	process
3004	setup_installer.exe
3976	setup_install.exe

pid	process
3976	setup_install.exe
3976	setup_install.exe
3976	setup_install.exe
3976	setup_install.exe
3976	setup_install.exe
3976	setup_install.exe

pid	pid_target	process	target process
2084	3976	WerFault.exe	setup_install.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

WerFault.exe

pid	process
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe
2084	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 2084 WerFault.exe
Token: SeBackupPrivilege 2084 WerFault.exe
Token: SeDebugPrivilege 2084 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	2084	WerFault.exe
Token: SeBackupPrivilege	2084	WerFault.exe
Token: SeDebugPrivilege	2084	WerFault.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4A53B92B00FC052FC1B90D7130515E2F.exesetup_installer.exe

description	pid	process	target process
PID 796 wrote to memory of 3004	796	4A53B92B00FC052FC1B90D7130515E2F.exe	setup_installer.exe
PID 796 wrote to memory of 3004	796	4A53B92B00FC052FC1B90D7130515E2F.exe	setup_installer.exe
PID 796 wrote to memory of 3004	796	4A53B92B00FC052FC1B90D7130515E2F.exe	setup_installer.exe
PID 3004 wrote to memory of 3976	3004	setup_installer.exe	setup_install.exe
PID 3004 wrote to memory of 3976	3004	setup_installer.exe	setup_install.exe
PID 3004 wrote to memory of 3976	3004	setup_installer.exe	setup_install.exe

C:\Users\Admin\AppData\Local\Temp\4A53B92B00FC052FC1B90D7130515E2F.exe
"C:\Users\Admin\AppData\Local\Temp\4A53B92B00FC052FC1B90D7130515E2F.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:796
- C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
  "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3004
- - C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe
    "C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:3976
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 380
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2084

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurl.dll

MD5
d09be1f47fd6b827c81a4812b4f7296f

SHA1
028ae3596c0790e6d7f9f2f3c8e9591527d267f7

SHA256
0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e

SHA512
857f44a1383c29208509b8f1164b6438d750d5bb4419add7626986333433e67a0d1211ec240ce9472f30a1f32b16c8097aceba4b2255641b3d8928f94237f595

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurlpp.dll

MD5
e6e578373c2e416289a8da55f1dc5e8e

SHA1
b601a229b66ec3d19c2369b36216c6f6eb1c063e

SHA256
43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f

SHA512
9df6a8c418113a77051f6cb02745ad48c521c13cdadb85e0e37f79e29041464c8c7d7ba8c558fdd877035eb8475b6f93e7fc62b38504ddfe696a61480cabac89

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libgcc_s_dw2-1.dll

MD5
9aec524b616618b0d3d00b27b6f51da1

SHA1
64264300801a353db324d11738ffed876550e1d3

SHA256
59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e

SHA512
0648a26940e8f4aad73b05ad53e43316dd688e5d55e293cce88267b2b8744412be2e0d507dadad830776bf715bcd819f00f5d1f7ac1c5f1c4f682fb7457a20d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libstdc++-6.dll

MD5
5e279950775baae5fea04d2cc4526bcc

SHA1
8aef1e10031c3629512c43dd8b0b5d9060878453

SHA256
97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87

SHA512
666325e9ed71da4955058aea31b91e2e848be43211e511865f393b7f537c208c6b31c182f7d728c2704e9fc87e7d1be3f98f5fee4d34f11c56764e1c599afd02

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libwinpthread-1.dll

MD5
1e0d62c34ff2e649ebc5c372065732ee

SHA1
fcfaa36ba456159b26140a43e80fbd7e9d9af2de

SHA256
509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723

SHA512
3653f8ed8ad3476632f731a3e76c6aae97898e4bf14f70007c93e53bc443906835be29f861c4a123db5b11e0f3dd5013b2b3833469a062060825df9ee708dc61

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe

MD5
16adb6044b98de7a59bc31345761ad93

SHA1
ce6ab20c3976be826b169653235860230f1249a6

SHA256
21f8aee5fdb19e1fcac6284014ecc85865d4ebc46b6f1bbbafa690fe54c9d4f2

SHA512
4139a00bcf8abedd3cff8a09bf7dd06f86e70847acd2ce6b058ba5e99655f3fd25117583abc3f55ef054ecbb7c4cb6278e37ffab0412062c51cce54ce1798e2b

Download Submit
C:\Users\Admin\AppData\Local\Temp\7zSCBB0D194\setup_install.exe

MD5
16adb6044b98de7a59bc31345761ad93

SHA1
ce6ab20c3976be826b169653235860230f1249a6

SHA256
21f8aee5fdb19e1fcac6284014ecc85865d4ebc46b6f1bbbafa690fe54c9d4f2

SHA512
4139a00bcf8abedd3cff8a09bf7dd06f86e70847acd2ce6b058ba5e99655f3fd25117583abc3f55ef054ecbb7c4cb6278e37ffab0412062c51cce54ce1798e2b

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

MD5
7afd7cf62e26c6848c8223290cead458

SHA1
bacbb7897e756305e5236abe4d09d55105b2739e

SHA256
823049f3cc1a45aa640b421ef451cdd250a6250bc2a9ac65051d631ed4262491

SHA512
fb4ff2fec28403a6831014e98885cd13b38a566890c92bf8c2c070aeb562311b132826596920561384e3d555e79d73b5c7a9455154f7f94e3eab7798c82a3b6f

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

MD5
7afd7cf62e26c6848c8223290cead458

SHA1
bacbb7897e756305e5236abe4d09d55105b2739e

SHA256
823049f3cc1a45aa640b421ef451cdd250a6250bc2a9ac65051d631ed4262491

SHA512
fb4ff2fec28403a6831014e98885cd13b38a566890c92bf8c2c070aeb562311b132826596920561384e3d555e79d73b5c7a9455154f7f94e3eab7798c82a3b6f

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurl.dll

MD5
d09be1f47fd6b827c81a4812b4f7296f

SHA1
028ae3596c0790e6d7f9f2f3c8e9591527d267f7

SHA256
0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e

SHA512
857f44a1383c29208509b8f1164b6438d750d5bb4419add7626986333433e67a0d1211ec240ce9472f30a1f32b16c8097aceba4b2255641b3d8928f94237f595

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libcurlpp.dll

MD5
e6e578373c2e416289a8da55f1dc5e8e

SHA1
b601a229b66ec3d19c2369b36216c6f6eb1c063e

SHA256
43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f

SHA512
9df6a8c418113a77051f6cb02745ad48c521c13cdadb85e0e37f79e29041464c8c7d7ba8c558fdd877035eb8475b6f93e7fc62b38504ddfe696a61480cabac89

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libgcc_s_dw2-1.dll

MD5
9aec524b616618b0d3d00b27b6f51da1

SHA1
64264300801a353db324d11738ffed876550e1d3

SHA256
59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e

SHA512
0648a26940e8f4aad73b05ad53e43316dd688e5d55e293cce88267b2b8744412be2e0d507dadad830776bf715bcd819f00f5d1f7ac1c5f1c4f682fb7457a20d0

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libgcc_s_dw2-1.dll

MD5
9aec524b616618b0d3d00b27b6f51da1

SHA1
64264300801a353db324d11738ffed876550e1d3

SHA256
59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e

SHA512
0648a26940e8f4aad73b05ad53e43316dd688e5d55e293cce88267b2b8744412be2e0d507dadad830776bf715bcd819f00f5d1f7ac1c5f1c4f682fb7457a20d0

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libstdc++-6.dll

MD5
5e279950775baae5fea04d2cc4526bcc

SHA1
8aef1e10031c3629512c43dd8b0b5d9060878453

SHA256
97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87

SHA512
666325e9ed71da4955058aea31b91e2e848be43211e511865f393b7f537c208c6b31c182f7d728c2704e9fc87e7d1be3f98f5fee4d34f11c56764e1c599afd02

Download Submit
\Users\Admin\AppData\Local\Temp\7zSCBB0D194\libwinpthread-1.dll

MD5
1e0d62c34ff2e649ebc5c372065732ee

SHA1
fcfaa36ba456159b26140a43e80fbd7e9d9af2de

SHA256
509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723

SHA512
3653f8ed8ad3476632f731a3e76c6aae97898e4bf14f70007c93e53bc443906835be29f861c4a123db5b11e0f3dd5013b2b3833469a062060825df9ee708dc61

Download Submit
memory/3004-114-0x0000000000000000-mapping.dmp

Download
memory/3976-131-0x000000006B440000-0x000000006B4CF000-memory.dmp

Filesize
572KB

Download
memory/3976-117-0x0000000000000000-mapping.dmp

Download
memory/3976-132-0x000000006FE40000-0x000000006FFC6000-memory.dmp

Filesize
1.5MB

Download
memory/3976-133-0x000000006B280000-0x000000006B2A6000-memory.dmp

Filesize
152KB

Download
memory/3976-134-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/3976-135-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download
memory/3976-136-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download
memory/3976-137-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download
memory/3976-138-0x0000000064940000-0x0000000064959000-memory.dmp

Filesize
100KB

Download