73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
303s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
14-02-2024 15:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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
4912	b2e.exe
5108	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
5108	cpuminer-sse2.exe
5108	cpuminer-sse2.exe
5108	cpuminer-sse2.exe
5108	cpuminer-sse2.exe
5108	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1004-4-0x0000000000400000-0x000000000393A000-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 1004 wrote to memory of 4912	1004	batexe.exe	73
PID 1004 wrote to memory of 4912	1004	batexe.exe	73
PID 1004 wrote to memory of 4912	1004	batexe.exe	73
PID 4912 wrote to memory of 4644	4912	b2e.exe	74
PID 4912 wrote to memory of 4644	4912	b2e.exe	74
PID 4912 wrote to memory of 4644	4912	b2e.exe	74
PID 4644 wrote to memory of 5108	4644	cmd.exe	77
PID 4644 wrote to memory of 5108	4644	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:1004
- C:\Users\Admin\AppData\Local\Temp\AE32.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\AE32.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AE32.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:4912
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B19D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4644
  - - 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:5108

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\AE32.tmp\b2e.exe

Filesize
128KB

MD5
272c54a9b6cdfa558e23cc257343048a

SHA1
7f26d86cf2a3625ce3e70c9cfc9b0cc075b8d5aa

SHA256
1d7e7ea2934d091cb7ab81c31e31b4015e05a9f86b213f9d78b0297c88fb3415

SHA512
5139de29262ba7091e5ab0529232912aea9ca34fdeb16165021d3ccaba1d351abc59f2130eaa6af8c3c0510db5f649095f7043ea837267dc9eb4ce0169fa18ba

Download Submit
C:\Users\Admin\AppData\Local\Temp\AE32.tmp\b2e.exe

Filesize
13.1MB

MD5
b9290841c629c4ca26a461d787ae6413

SHA1
023d7c32c3ee594d6fdd518989df6d6bb60c7ab9

SHA256
e8ecbd29fce6640303dfc811a0f168182890f22101bd2753fe3d2b1ec90d04b8

SHA512
b2e05030246262bb2d0cb84726b3f26124dd6f82ce9324563f05167bbb12a01679c3e6425269667878c60c47eb8cbf2ec815a305859b4549c04d1b4fefe19dfc

Download Submit
C:\Users\Admin\AppData\Local\Temp\B19D.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
1.3MB

MD5
6cbb0c340af4f42bb3098104d0e69e1a

SHA1
68ec4ffc22678898fa6cc938624f3828502ac632

SHA256
36595bd1c2efaa4d74d6f77e3b99414748706652c3f5611066663a54113ead1b

SHA512
ea8e72471388da24bee462086d7d8e8ba346c0f4b852370342aeedfa77dd2800662b7e2214ad08e654a9411c17ebe23486d435e82311d6dfbe1da7feeead2e00

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

Filesize
1.3MB

MD5
8e605383076ec4afbec0f02905f35fe5

SHA1
987ef88f79e75162db8d179c1fec2b00449f2fd6

SHA256
23c1670904367d28a846b7b4902c5ac3f032679bb9b436794d241bfff37e3d96

SHA512
2feda0e93b6f9dcbf30f0b6e4dc4dfc2aae37da67781ed882244b4e3aabfe3e249fc45f32d24b60e4689f05a494a864278ea7d79d05161f3deb939765fd9de1b

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

Filesize
1.1MB

MD5
c92c77f1a0ac6f5dc252a0e6187d8345

SHA1
f7814840f3adb7a5f510c3cd772682d5542880d4

SHA256
2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

SHA512
dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

Filesize
1.4MB

MD5
4e81cb6eac6136266fb4360864541556

SHA1
a8cd40424f980abd83cb823e0fbed5acc8057119

SHA256
c44c0cb7f068e175bfb000292c4a08265a363149a0ff4738af6372b63cd54ca1

SHA512
d02076a102babf8ee9c5879b3fc23ecd76cba66405fa49b0db958f325b790567ebe08b2b4e1acbed3d7e8bf86f9a842067667a1dd83678f14b40ef73e24c9103

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
8339dd854ac8acbd755c7be45d3534c0

SHA1
c3450b51184637d82c27987117ed85c49f1ef097

SHA256
8e848628061dd11dcc386118b70c602aa51458bf1ce865c84752af7d8bd6e61d

SHA512
620f53d149dc4a1a240fce6c3baafad84d3a132b28493560a3e090911623b4c63294b0dc389f0eaede7d7007c55fab69b2d4a4f8691d0fa2de8312ee828e38a1

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

Filesize
960KB

MD5
f3707fd5b389e53285dfb3815a4785b8

SHA1
788b2ac7be4acb28e804021893e11cdd44ee0784

SHA256
f7ef0e3e60989fac5636e6e5a018b730b403b75889125b56c4d07d6279e94c94

SHA512
f11d8577758db08f597987f525b4fc4c8c3f5181255f89281300968dc90fe4b298c322e3f531f768cd5014d116bb7161365c9d3fbaa76ab835405d8a1e231f26

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

Filesize
1.0MB

MD5
2082d306e4497b2afa5d27f3be21bdd9

SHA1
b06cc10a81d6670248fd11b5a86ba9038e1c5bcc

SHA256
2e475f9da8e92971bb5275ec92fdb2cc41fd037fb938d0939938f249b49b80a2

SHA512
79cfc73e2c33b74f8501837af9d64b573d55e241d5e8e5026266ddc8ce3b7b1663b630ef87228da1a0310ab5dbc915775f6c8319adea6b27c225d20fcaf2f042

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1004-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4912-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4912-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5108-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-43-0x0000000053760000-0x00000000537F8000-memory.dmp

Filesize
608KB

Download
memory/5108-44-0x0000000001100000-0x00000000029B5000-memory.dmp

Filesize
24.7MB

Download
memory/5108-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/5108-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5108-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5108-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download