73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
305s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 14:56

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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
1668	b2e.exe
3132	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe
3132	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4948-4-0x0000000000400000-0x000000000393A000-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 4948 wrote to memory of 1668	4948	batexe.exe	73
PID 4948 wrote to memory of 1668	4948	batexe.exe	73
PID 4948 wrote to memory of 1668	4948	batexe.exe	73
PID 1668 wrote to memory of 2348	1668	b2e.exe	74
PID 1668 wrote to memory of 2348	1668	b2e.exe	74
PID 1668 wrote to memory of 2348	1668	b2e.exe	74
PID 2348 wrote to memory of 3132	2348	cmd.exe	77
PID 2348 wrote to memory of 3132	2348	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:4948
- C:\Users\Admin\AppData\Local\Temp\C081.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C081.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C081.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:1668
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C544.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2348
  - - 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:3132

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\C081.tmp\b2e.exe

Filesize
6.1MB

MD5
1c36029230748047f965982320736112

SHA1
271a7d8c300db5fa7a7a7ff7837dd7e4947ba8a5

SHA256
29ed1818c4a4d89077f4f1d11b6b809f3c8437e5a045fc98e76346c10773f000

SHA512
2274700991722553bab915bb7e0734f18a1eac5107d561844329768197e46390ca16fe230f0b669263946a5e7e2c5b1dac0d86ae84b3606a58af0511f1a54008

Download Submit
C:\Users\Admin\AppData\Local\Temp\C081.tmp\b2e.exe

Filesize
5.1MB

MD5
20f60dad0aca97059c53c345ed46a580

SHA1
1f50ab02c1728336eb8e73ec69f383648dc7e4d7

SHA256
9365b37589bca9bb6f63c6d4fc6423d3901d4101cce03055c4f7084250386c4a

SHA512
9629b30b727f861062568882cebb7b854efdbcd21a9ea51686a6d1ae2140d219b29461be41e435511ce1a9dd41961dcc29aa1d70d23997b012289bcab869f6bb

Download Submit
C:\Users\Admin\AppData\Local\Temp\C544.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
840KB

MD5
9c96dcb39fcd65e1291bef7b31113614

SHA1
172ae4f45d0bf5d82765cdaf168decff4fb92e36

SHA256
f2852fa3faae70963b79fe0a89ba6d6570988189d24e501a8ebf90a36281d0b1

SHA512
51eb52e231f65462d18bd8b15ec51ef36b75068cc3f4c6b4f4d32ddf1a5e0e46c3c2fb3d427bced28fbbba7a33b3c8d12eed7d5b52190078d5b3a77c6de54509

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

Filesize
704KB

MD5
ce5f200d2d48a057722a957d5acc6426

SHA1
e7a8d4c0dc7b561dfa26e3fddaff015716187305

SHA256
cb450c8c0a952560f35f4b93f14357fc3856ee0b016eabf8bb4d20e9504d82df

SHA512
e7d3b203cc96d08b6d000f6845bbeb5777cd08babadbcb86266193ca68d8183973b3a92f5cf587df1f26bf04a182fa51001b7317c9a9e7ba868d1e26b897ee9b

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

Filesize
320KB

MD5
c911df8bf8c66277e14360319b0b93b7

SHA1
598c59c0e7cbecb788ee676db218dc0faaa39bdc

SHA256
4c53941f04ddeae2179047a1c7f8c7f7f46af0f08c424ab66d61f2316f2ee77d

SHA512
13aeae87ee52f22d1c928c99c66e116254cde630c09f90b146962fa61276af13fef653b7a66184d00d614f0379750e641c2e62326ebb5588ca632e56c935d77c

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

Filesize
512KB

MD5
6162b21c54b88c5c990e82aee951ebb4

SHA1
477384ab8ebe5f5a5d5a91603736d9ef53c12fd4

SHA256
462eb68967c7205145d0b92e4f3b69297f616187b07a189178f35f288063aff4

SHA512
6264ee49c4b8a6eaa69241e10ff9ab39445f85a57b756b8bc0530b45d77827d05e669dc06b689d4693db34e4161ef11b2cfe6f1954b0b90bcd434e81a938a40d

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

Filesize
448KB

MD5
ca123cec7f705c0af114e462349dc686

SHA1
75f90b4d95f6774b2f66e4ba790755ef118ab222

SHA256
7f141cdc0be9c965e21310bcfb0484b20d31ffd8a6a970f8b5a53c0e8974798a

SHA512
650125faa9ae6733f1118caf3101ca6850473f78f9bfc3a87e908eac1c69935e3bc269ffb5de4dd6e867429c1af35c7f3b9e62eb698fa7c9695d68e7115f3f1c

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

Filesize
448KB

MD5
9d1a04f05f75671a5a3ffeb995176c52

SHA1
a45018bb6a5dd52b310c1eb77262354365925a76

SHA256
c777e9d786f5d1d13f78a925453804bf53ee430a38f893f115c2d1ac0f2f07ff

SHA512
d19ea63c26c1d41edd5947d0c5ae70e2461c876563c2baeb1fd4a3986254f7919f8d4c32a9d6b9f4c51c4d5a23ffa90a2011d293a106a0a8813295b2bee06e1f

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

Filesize
448KB

MD5
19a61444b6e2d01755ede80960bca19c

SHA1
e0c7222784d3e2b3329ec3280648b17fd60ef209

SHA256
13fd488b38f3b75438e9ad0a033df005cd397f3c92f43275714a0a7eb3fb4db8

SHA512
bc02c82bdac19f10f3e3a93d3f507bb7838c9255b7cff5af6e3a7f3b471dae9c45c52728c3c23857b3402dd1702cb51a20f225a4da992c26a997c26d86b6b1d9

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

Filesize
384KB

MD5
b91f7bb5508b343188ec32dcc7880611

SHA1
fe2ae7ba4a1bbb2a5df7b73f21a0b8fc745cc11f

SHA256
47881756cdfcb302e63efb2016c122a1bb61574d81186275aef3d5a9fb72b84b

SHA512
a5b91bc653cbf28219b6f169d5d849fb53eced9a932b8edf468c9092544795ee8120d5c76f0c45f27b7a2464c328f5bffcabf3e83d2e7236263ea930cf92eea0

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

Filesize
384KB

MD5
4cb3a8d3af58faf78da4dd33a03029db

SHA1
5356e4fb04a7047f6fc82a4e071e4803f97a0f3d

SHA256
86df790940bd442466ea58a434a31aaaadd1d23a9e9bf5e6fe625ff49049d620

SHA512
244237f4a13a7666e9f9592451dbb8bb18ca1f828d66f97e2890fa8f6be690d8890848102a8be253542c9f4b154d9f0e1aeeee5a867c866b78b64f9949f48c89

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

Filesize
320KB

MD5
e748e3357af6e4674ff8962691273b0d

SHA1
0acfc30d68a1ef7c6790a79270864448f70f0aa8

SHA256
84ff770c784909548dbca7bd2a24c8e82338b142f2d4893023e25c52f70e8d14

SHA512
0bd15154698983c85b46810d8fef9092f4d0725882421d6db61f168873af967808c467b924dcb8ee72aaad6e10202edab14916580fc442e14b9d8c85f9d07dcc

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

Filesize
384KB

MD5
eec15153c344f43f1919cb379b9ee2f9

SHA1
3e4a09390ac885ea2797209603bcfa1ec6ff0cc6

SHA256
4e4d7ecae87e8e656c61af89ef17146baf33fbf09ffbde6ae971d04e8e8f9222

SHA512
7cdf3552341d14979838f8fedf9ac63482152f193ab8f7e0af281ec50b2a43312d78c0e22e79989818c5041538fa69769350e1e6cf0789a165be1eb11ee29908

Download Submit
memory/1668-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1668-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3132-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3132-42-0x0000000071920000-0x00000000719B8000-memory.dmp

Filesize
608KB

Download
memory/3132-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3132-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3132-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3132-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4948-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download