b471e7ce97113007617763a33db2373103a929dd78b6c5e9ea0ca6ff99365995

General

Target

3ac16f92621f818815ad14b15e2cffd0_NEAS.exe
Size

12KB
MD5

3ac16f92621f818815ad14b15e2cffd0
SHA1

530e6e6d087ba618f85b4a10d34f971546dae60a
SHA256

b471e7ce97113007617763a33db2373103a929dd78b6c5e9ea0ca6ff99365995
SHA512

42324105b22c801e46745b4276897be6c3c8421f952d8ce13dfd4fa7eabd60a7acb48ce8df137121a5d979cab1ac95f603417e5dc0625ade90857cab3f4d6493
SSDEEP

384:2L7li/2zdq2DcEQvdhcJKLTp/NK9xabia:w9M/Q9cOa

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2592	tmp1BBC.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
2592	tmp1BBC.tmp.exe

Loads dropped DLL 1 IoCs

pid	Process
2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 1308	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	28
PID 2228 wrote to memory of 1308	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	28
PID 2228 wrote to memory of 1308	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	28
PID 2228 wrote to memory of 1308	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	28
PID 1308 wrote to memory of 2624	1308	vbc.exe	30
PID 1308 wrote to memory of 2624	1308	vbc.exe	30
PID 1308 wrote to memory of 2624	1308	vbc.exe	30
PID 1308 wrote to memory of 2624	1308	vbc.exe	30
PID 2228 wrote to memory of 2592	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	31
PID 2228 wrote to memory of 2592	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	31
PID 2228 wrote to memory of 2592	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	31
PID 2228 wrote to memory of 2592	2228	3ac16f92621f818815ad14b15e2cffd0_NEAS.exe	31

C:\Users\Admin\AppData\Local\Temp\3ac16f92621f818815ad14b15e2cffd0_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\3ac16f92621f818815ad14b15e2cffd0_NEAS.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\4mp14zxn\4mp14zxn.cmdline"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES1CF3.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc43E2FCA552C74FB784E158EE822B86F4.TMP"
    3⤵
    PID:2624
- C:\Users\Admin\AppData\Local\Temp\tmp1BBC.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmp1BBC.tmp.exe" C:\Users\Admin\AppData\Local\Temp\3ac16f92621f818815ad14b15e2cffd0_NEAS.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  PID:2592

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\4mp14zxn\4mp14zxn.0.vb

Filesize
2KB

MD5
c8dbd612fdbaf98e936d6940e4fb9d08

SHA1
187b6e0f04ce21596e707486b204ac489e26e785

SHA256
9a3b20fdedf220e1a40fe1fffb3ab1b37e1f19bd4b4fc08c363f86f7e328db04

SHA512
c5489088f399b2eba801c4efe85b4961dccf4b48fda22ea83a9edd80c6977f6e7899fa613a05d84f0b49b2ddfcbf1bc4244d1ebe0b0d1f3db69f782add606cf1

Download Submit
C:\Users\Admin\AppData\Local\Temp\4mp14zxn\4mp14zxn.cmdline

Filesize
273B

MD5
262405209c8d66152df520ee181a1d4d

SHA1
62fa1550cf4a3214c976794ba7f00e60599173d6

SHA256
88cffafcf45ecb70a344d08c4b59f0688a40ab4981b73ef68d4d65445bf4ac51

SHA512
a4fc5ae55ef9a8ae0d5047f602ca248a88e1828fbd45247ce034fb058a91551d7cdc0b23556e30ee0f68c2ebf3dc34abc438e70cb29be7a5d882389b31a22f90

Download Submit
C:\Users\Admin\AppData\Local\Temp\RE.resources

Filesize
2KB

MD5
291ce671e59dd15cd582a80bf5f766c0

SHA1
90a82ccfed533d1fdbc118e9706bb8eac1c5cdd8

SHA256
a9226b442476c16fb6224c02d6e88578f4f415db61355381fcc12c702217e253

SHA512
c2c55b7501910dbf2af09a0e7e4349b40728709151c5e645b158e1d7ec9f29251cabd9ff71c62a6b79c8690c7bb73e2cb086d6f896f21a67a62bce293a590997

Download Submit
C:\Users\Admin\AppData\Local\Temp\RES1CF3.tmp

Filesize
1KB

MD5
5c3421576d25ed18029768089b78f1fc

SHA1
69913f54ab456960da0fe5192245e1a7102b4f64

SHA256
5538261594acbdf1bf36d95edec65c2c122d8fb242b146190dc4175d5ec94bdf

SHA512
83fa95fd37f90bf731ca843b5b8b61e209a0e64d36ddd59934a3dfac20c20914ba234b28fd34d9ef61817f0ff78d393ccf0e3c93dfd3cdaf2742f568333c2662

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp1BBC.tmp.exe

Filesize
12KB

MD5
de1af70cbf7e1efae8874b19f4f99624

SHA1
f1bad78da6dbaa110ed5d4dcc42e78c6691585bc

SHA256
aed3478617ca9ae0f9e359f18af05cf1f940c4f1c97023394dcb27f32c278d21

SHA512
3aa5255a73a133d07e683d98552e33d9a87d7a87aa71d66801f1d65cce5e62fe8b858366171460968f695754aceaec2fe63812ef88145006d4fa195ef64f23c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc43E2FCA552C74FB784E158EE822B86F4.TMP

Filesize
1KB

MD5
7389e5199101b178da10bbccaf55c3e4

SHA1
49be4e96546bcf0ad8bcfd1af8990dc0b85446d3

SHA256
bdd297651cfde57c3a236df97edfc6591b6857d1fd30d6dd2a03196d9e84abca

SHA512
03fb6f32fd7e80b7e86fe8fd89cb6a779d9ae227b8109dc765c5c8fa9f878ceab657361d54f1b8b0a0d22379671f9795ceae4d8af2e98dbdf38e7ec4e52d1072

Download Submit
memory/2228-0-0x000000007446E000-0x000000007446F000-memory.dmp

Filesize
4KB

Download
memory/2228-1-0x00000000010D0000-0x00000000010DA000-memory.dmp

Filesize
40KB

Download
memory/2228-8-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/2228-24-0x0000000074460000-0x0000000074B4E000-memory.dmp

Filesize
6.9MB

Download
memory/2592-23-0x0000000000180000-0x000000000018A000-memory.dmp

Filesize
40KB

Download

Analysis

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