73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
309s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
21/02/2024, 02:21

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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
4572	b2e.exe
1284	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1284	cpuminer-sse2.exe
1284	cpuminer-sse2.exe
1284	cpuminer-sse2.exe
1284	cpuminer-sse2.exe
1284	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2372-5-0x0000000000400000-0x000000000393A000-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 2372 wrote to memory of 4572	2372	batexe.exe	74
PID 2372 wrote to memory of 4572	2372	batexe.exe	74
PID 2372 wrote to memory of 4572	2372	batexe.exe	74
PID 4572 wrote to memory of 2772	4572	b2e.exe	75
PID 4572 wrote to memory of 2772	4572	b2e.exe	75
PID 4572 wrote to memory of 2772	4572	b2e.exe	75
PID 2772 wrote to memory of 1284	2772	cmd.exe	78
PID 2772 wrote to memory of 1284	2772	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Users\Admin\AppData\Local\Temp\A846.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A846.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A846.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:4572
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\ACCA.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2772
  - - 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:1284

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\A846.tmp\b2e.exe

Filesize
5.1MB

MD5
6ee4e2b0db99e98a52bbff50c6d6dcba

SHA1
6a363a1d9872cadde27a66ca7e88b765274cc8ec

SHA256
2a8806781e17a2dffbf5906987b9dac15b70b0a8d18b7c29c94758f3a688c676

SHA512
94fddb6a7cf9a3660edf3bc6a65f45ef46bc4bf41f89357c18ad841276d80f77d2819e80699eaa63f07df2734f902e0f8719c98ccbeca6bead05df7f0b742d2c

Download Submit
C:\Users\Admin\AppData\Local\Temp\A846.tmp\b2e.exe

Filesize
5.1MB

MD5
c61d53003b7cb3c868cabaeee71f57fb

SHA1
5aeeb0b6f75fdb10e2bffed18408d33a173109d5

SHA256
94d6abfccb6a39de65a795b99a32b17f36661aadfcd9166ddaa3432714e4b46b

SHA512
1bb65dd90dcea08f649b1b2d86aaf21fff51943271fd660fce79885cb61b47fc2a7ef621fc9d4a8719a662f668e45791b55c204aa444f51caff7884b1cd8325f

Download Submit
C:\Users\Admin\AppData\Local\Temp\ACCA.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
1.8MB

MD5
6a119a1a3238dd3b96b0ca27529e1cb2

SHA1
d3ecdcfa3c3f70a0ce249e8210a4588b7a984d61

SHA256
679770ac6b8817004acfacd8eaa3db50ce3fbd34f039d45872f588f0182c021b

SHA512
0b4b49312889f2795399eb93f662a1af2a479890a2abc4f6279107b205f9fb674005d0c5280eac0a00c797eafda1b11f19b98f84c6edd385d6102e49e5496357

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

Filesize
5.0MB

MD5
ee3c75f2c9cbfc5fcb0c359e5fe71a0b

SHA1
82061d7e787790d70d17b80f0ab7fe160b96f851

SHA256
48db547cbba0c966c5e462fd94d6977ba0477a22f38661e713a224f4291d5a67

SHA512
cb62c7df9a9fe901d56410233f36aa00d04f18082378115b0360555516b4ef4332949073efecfbbc9091f30f1d0c5a06d9ca3b1b12d1a29b9833b69114e6c61f

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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
6.5MB

MD5
e09eb66aa9a9d0326398a9860b0a6ebc

SHA1
a80c2b04b701a65146d7623540c6ba933ecd7312

SHA256
dc1cfc4272c2ae788b1d2cabb916b950fd9c2d06bf73d8f86bc28076a4bce3f5

SHA512
4bb6f686fc55caf5e480b0537f05261c7ac3b5a6fdaf97b9e07dfa76996609e2a6a333a89f33e755b0304cd00daf5f2b3b989009a6d03526a3199d2ac674988d

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

Filesize
5.7MB

MD5
0a3f07b50e7f20838f25d9b5a094194f

SHA1
0b451571bc01f21802d2274ff10d6fc39a087a7d

SHA256
5862dec937571372b81552aa73b178ca947252afd130d072dae3a7daca76c21c

SHA512
5e9bd1165b96bb5910ccdb7aa02942ac8f73cd388ac510cd1f933c276fd482dbdb82fc22b1d2b779b0751f82f2e2581925fdb58ce4cff26114d119b4b16c6810

Download Submit
memory/1284-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1284-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1284-43-0x0000000062770000-0x0000000062808000-memory.dmp

Filesize
608KB

Download
memory/1284-44-0x0000000001020000-0x00000000028D5000-memory.dmp

Filesize
24.7MB

Download
memory/1284-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1284-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2372-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4572-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4572-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download