73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
306s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19-02-2024 15:14

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4768	b2e.exe
2344	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe
2344	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4456-5-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4456 wrote to memory of 4768	4456	batexe.exe	73
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 4768 wrote to memory of 380	4768	b2e.exe	74
PID 380 wrote to memory of 2344	380	cmd.exe	77
PID 380 wrote to memory of 2344	380	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4456
- C:\Users\Admin\AppData\Local\Temp\A306.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A306.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A306.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:4768
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A77B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:380
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\A306.tmp\b2e.exe

Filesize
4.2MB

MD5
18f62d06edc616e5e95e849d7f173f37

SHA1
ff4f1796d54b3d07daa66eec8f3eaaa9716119b2

SHA256
9a4d0324350f1cabe9c1101984d536e118de96b6806f9fe3557613fee69a8b2d

SHA512
31501316b54892e30b82d65ca06745a05707c173cb1d6a95d6a6fb74fe867c2b96d2e1471997ba4cacac20c675121fa935fe7d162ee51243a866af5a08f0b9b6

Download Submit
C:\Users\Admin\AppData\Local\Temp\A306.tmp\b2e.exe

Filesize
5.0MB

MD5
6ed2c8236d5bfa3da886532d45806e5b

SHA1
63d65c20b6c2ce4be5b2f73fa3928c4e06c4a77e

SHA256
ee20b8f5479d9e31e3bd8f880bd02771f95c3932e9af98adb62c0b5601072f81

SHA512
2e9a6b49549b9b5c0bde22cddd7d893be82f4dfb47cbfba5bca1db0de9d7c72b182ee6493d72ede04b3c76221502b830c3bdb0600c6512ef09792af8ce374710

Download Submit
C:\Users\Admin\AppData\Local\Temp\A77B.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.7MB

MD5
41dc641bca66a82e3094c3605265f1dc

SHA1
c2268b61131048100a21afc6d88190cc0e0507ad

SHA256
cebd0984f99d0a8568137f8658c2a087df2d1060561ca141ee630b05fd177b3c

SHA512
71a4c5790e176d1f0234be7b0db9cbfdb2aeb0643cb21f345d233dea346b164e39973a6651214fdfa921db42c8e9148d3a7ec19bba98268eb30f0931f498a1fd

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.8MB

MD5
fb4e5ec79dbf5288dbfaea1ccf66f20c

SHA1
9698df0d695218a7b91aaa395841beef0e93afe6

SHA256
49a7ef3a2b5417049cfda9b31d6c5dd06237ad70bf8caa2d51a66a7300660660

SHA512
664f6f161b29ca8254153da959f363e02accf05b8e95a7f2dd2315c91c2e260a3cc0932b9879c4375a311620dc915f5c098830ce84546c95f7708a8c307a3dc7

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.7MB

MD5
06b6411e31fac8c67a65ded9eb2a2882

SHA1
56a171a19cfe8fa744de240733010840ebed4f32

SHA256
64149496c9a84cee4c2efee333cc5207bf6587dcc14839374bbbb0a3718aefe5

SHA512
ea163f70431b56aa7b1cf123c56ddf2e09764d3c70bf91f1da944b5d26cd57a992204574234ea2b48bb301c3b2f021c153ccbd21085fe774d6083fce54819d37

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
2.0MB

MD5
3262631eefd63793b9692edb0044ef68

SHA1
6ca11c761a747b8417f8e5a5fd799c6651d75fec

SHA256
cdf55e045e200d24077a1a80c7fc554d3e385a0cca1d78f56e52d11a8b097367

SHA512
6cceb713c0a121fd36876f893ca7c444bc153a15ef8e96aae138322de26ffd7b740bb275e77faf5cef73f25bc9e2b3f260f81afa3dfd40f3189a39aa6019a9dc

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

Filesize
1.5MB

MD5
5833371910e15fa904785eb083b0c1cb

SHA1
ba8e2f46b06192a4fcc39bd422a45f22b2ffe5b3

SHA256
08b1008f5be6e9feb20a4ea46d2c940ed9d6c2b9f5f0f25fccf734e4b47f13ce

SHA512
3b62e69364a00745b895a866a511219f90e0d8486174c089eec387bbe43c4e84eb216c2391b6d497fe6677b787147f9c5a807b700d1b687a2e0f2901b56b509a

Download Submit
memory/2344-42-0x000000005F240000-0x000000005F2D8000-memory.dmp

Filesize
608KB

Download
memory/2344-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2344-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2344-44-0x0000000000D40000-0x00000000025F5000-memory.dmp

Filesize
24.7MB

Download
memory/2344-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2344-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4456-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4768-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4768-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download