73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
302s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
13/02/2024, 18:38

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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
4828	b2e.exe
2324	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe
2324	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4200-6-0x0000000000400000-0x000000000393A000-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 4200 wrote to memory of 4828	4200	batexe.exe	74
PID 4200 wrote to memory of 4828	4200	batexe.exe	74
PID 4200 wrote to memory of 4828	4200	batexe.exe	74
PID 4828 wrote to memory of 2692	4828	b2e.exe	75
PID 4828 wrote to memory of 2692	4828	b2e.exe	75
PID 4828 wrote to memory of 2692	4828	b2e.exe	75
PID 2692 wrote to memory of 2324	2692	cmd.exe	78
PID 2692 wrote to memory of 2324	2692	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:4200
- C:\Users\Admin\AppData\Local\Temp\12A8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\12A8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\12A8.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:4828
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1884.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2692
  - - 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:2324

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\12A8.tmp\b2e.exe

Filesize
2.1MB

MD5
8dd82e4327456b2bfab3bd6ad0fb2972

SHA1
317813472e8610c7b9d652439f69646327cdaa4f

SHA256
f3c2e8100ce012851007ff561bc1727ddaac9e209d7ea9c5fb88f9002de7df03

SHA512
76225cd4de6e88b0e7e0af7f17bfa985d5794e4c5a5cb6f18f3341124f7ef36d8a2be321f631b302c613d8b3a19f6059867bafbd3f0c4f3734762bd8bf5d29d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\12A8.tmp\b2e.exe

Filesize
2.2MB

MD5
27ff08d7b8957e322178a11a4b74230b

SHA1
4d20118b8862a3a00ee42881d1c8f9e16a6dbd3f

SHA256
beea1d0a0c9d07bc25ad119ab2c3336a2a81bec384de6e4f8b3603ff143f8b36

SHA512
149c43f4a908e924fd0ebf8d59aaf12478175f00fa57001aad4b7c74d12f3c5025c469f840c1e6623a1468fabc4e570df7846226dc35d3c27fadb1409b32f083

Download Submit
C:\Users\Admin\AppData\Local\Temp\1884.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
1.1MB

MD5
7c2c36461f846a19f85f5f9fcecc5d1e

SHA1
042bcb991d3c36c88674e2632f7567a16675c30e

SHA256
3d9c8790d3f42a724849740a382b3d906f6b0fb71f8421b1897cd5582b8b4544

SHA512
4d1860d75db9b491068206b9545454ae315179a254a7126b6785dd152e9a23824a91f5d7767519931c29b436def1c5f27c82114f10e57148e7e3f7a07676c7dd

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

Filesize
972KB

MD5
5958ca1d5a5e908ab92d939f3542c0ae

SHA1
7f5d0a09cf10278255e6187c09f8cc51ad5f7720

SHA256
a24f0a54d18d64f9a201a534f06faf20307aeca58eaf0a4441f65e4a5111a2e2

SHA512
a6a4a737e4d7756012d4f35c8fc5131e32b9b1caf70a3c88e2b54a1e4ba8cfb72edf4eb63f836c750e908c4b9056be109852868a6bccf603b4243a8de70c93dc

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
804KB

MD5
8164bed5d9d7f25f41604eef0e9f3f19

SHA1
05f01b3af37efe0d1e5c9aceb804e488ca0c7b61

SHA256
7b6f6abc4f26cc32799d8386c7435eab5adeea61c7512097bf4a4a06d15b2152

SHA512
120a41f48df61b8b2299e61a5bf329d8c813125ae69c2bf4c94b64f7495a6503f9fb8d854becaab098794b94d11a5d1cc0b6d54b7a1c4b87699f8dd2712ac71f

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

Filesize
267KB

MD5
6b2df9280f9304bf0c4680bedbddf1cf

SHA1
abd25bc9f86aa20c52bf0a8d22878cb13d5fbddc

SHA256
51c5549d86a9af7331d0e133d94e7156cc12386d4b86671f7aeddf7e69182a43

SHA512
075f2dc331bf058595badf02925090538235e319750f29de7a76e287f4e4e74189b0b146ac3dfb8cfdeea4e2c1e02a1aeecf49907a25948dabbade8bcbd60749

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
744KB

MD5
54382237761ee03ed066e146ddd55bca

SHA1
9959ba81cbca3617f60f0c82e4572de2ed2e9920

SHA256
73b09e566e2dd844f23a130e91210a31df7ba9c8541eaac816253ac29b291095

SHA512
465b7972a7e9f360353ec797c335f7149afd7df45e88117e5384029ff6391530ba53a6632510d2ee75fc0979d70c55f813def4908dc23a78be7b122ed7e30018

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

Filesize
645KB

MD5
1fad81d56acbe543f2f282b0f8c8781f

SHA1
400fd4f94c2386fa752bdf18db822aaa2da7f7b1

SHA256
72f403945e5d7c16a51d5027e73bc1ee107426decf1eada4bafeaf20fb661c71

SHA512
cba6290a304533eb5a6e5e422b945c86b00a49185e7c8457c655156500fa6563ddc36d021334504fca0936aec5922baf3653ef369ebdbaedc56e11eb7b11c844

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

Filesize
656KB

MD5
d8909168e058c9bfbbb69aa2fb49a97e

SHA1
606b40d4eb229467ca9b4e84bbfcbe905ffe787e

SHA256
324f03489fb03d7addc68e108f59f0e956dd9a23b31430d00786cc66c3beb93b

SHA512
9814e1a2448e97a98966f8236e7b3d1c78d71b006c8c641e5177b8574a4e6816ead1ed142ad687fc14de03a97da92682df791ed354070f75bfaacbf1cab691c5

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

Filesize
879KB

MD5
162e9a6256398d8725ff571fa9ea5282

SHA1
3b8d8f58c5f0fbe1fd2c56272bcaf055e51bcabe

SHA256
c4d47ed4d2c9dd016a23b7390ab9d4a3eae5cff5bdd27d951dae2f2468220930

SHA512
bab3075d0ba0be9dd3379cfee166b3e6ea2542b293a133bb2a58ded72ab87be3fa56667f551489732e000a0415441ec402ad527e8380ec61c674833a45616c4e

Download Submit
memory/2324-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2324-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2324-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-43-0x00000000580D0000-0x0000000058168000-memory.dmp

Filesize
608KB

Download
memory/2324-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/2324-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2324-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4200-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4828-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4828-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download