73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
288s
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, 16:15

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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
4652	b2e.exe
1152	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1152	cpuminer-sse2.exe
1152	cpuminer-sse2.exe
1152	cpuminer-sse2.exe
1152	cpuminer-sse2.exe
1152	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2180-6-0x0000000000400000-0x000000000393A000-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 2180 wrote to memory of 4652	2180	batexe.exe	74
PID 2180 wrote to memory of 4652	2180	batexe.exe	74
PID 2180 wrote to memory of 4652	2180	batexe.exe	74
PID 4652 wrote to memory of 4992	4652	b2e.exe	75
PID 4652 wrote to memory of 4992	4652	b2e.exe	75
PID 4652 wrote to memory of 4992	4652	b2e.exe	75
PID 4992 wrote to memory of 1152	4992	cmd.exe	78
PID 4992 wrote to memory of 1152	4992	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:2180
- C:\Users\Admin\AppData\Local\Temp\BBED.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\BBED.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\BBED.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:4652
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BEAC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4992
  - - 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:1152

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\BBED.tmp\b2e.exe

Filesize
5.6MB

MD5
d009ea00d4e481b5cc36d8b9902ebaed

SHA1
9ed7f0293eb58a29c6bbb5b93a18f4c030c63212

SHA256
22b6a093155754f8007ea4e1814e299a927d3a32187eaece9cbf13b228b48bbd

SHA512
8f98ab491d94d63d9841a7ab7cc0c4842cae342938fa710dafe00cab6c8b6e044b1bd1b58df7854c08672529febdf225dbde5a3c71733f7d91ba9185dd4a5fc4

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

Filesize
7.0MB

MD5
c5887ae73f59c059da3fde8e6d13f808

SHA1
2777ac785cdadb6f351b1e39d3f74425b584088a

SHA256
b2237a6f8357a9fe5067246d963881fdf85b8f889adae455600de5acb2d64239

SHA512
febd27b91d2f524658744cb53bd33c2807095108f7211e4d2486edc902eaba7538da6d8b0856bef507ebc374838d8ad2cb5a3565e8fd4f2f66d2870b8d87ae37

Download Submit
C:\Users\Admin\AppData\Local\Temp\BEAC.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
1.4MB

MD5
f2964c8f5e502e793447e9411b278d39

SHA1
9b86b31c630342a50c4f008a0e53aa993970f059

SHA256
8bec6d63e4f0d7a2d7bdd55b38892db048a60e531fcb33f3305c62ba5cf0e3ff

SHA512
22278fd02278e40af19cd8ba1304dc93ea2af9d46302b66b6933e93150cc9201972faa804eb0d37443ea4815d090a116b1440301dca9282e6295211760ae7b1a

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

Filesize
552KB

MD5
8076cbce1826bc467e72fb98e5878f3e

SHA1
f6690e06e28a7e34eaec86f811b78a8dc6fbf398

SHA256
86f06c2594ef1f7cf899bfc66bbec2ff1c75cbe6bc7d6010ed4f572d29ab4958

SHA512
ce8d0a878320c093913ab96ebee8647129d4fbaac42465a249e9671024969dd209d1d0bce8949c5fa802a85d194954c17cfe1ae6570dbf502479edd64747f511

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
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.4MB

MD5
14d44de2a376b1198061fc01858e2b2d

SHA1
8a1b58e76c5e430eb5ff096dbf2a38f26dca3374

SHA256
8f5659ad955880f7cab780654c4de0e32e7891d156f9c13162c7eca5a930da70

SHA512
bd606f91db78afeee442dca17ee6d96d49af8498d746e622e882ce5350dbe170d089fe9c3e3d58ac533e05a49c97a685087395e74d28499aaf28deef66c3486c

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

Filesize
1.4MB

MD5
27a2173eda1cc5038e91d23f87f6d199

SHA1
9a5eb72c91ecfcbc6fc740c092947ab806206f25

SHA256
cf0065883e5b0b8141b5b1a72ca14fc8fa657e134d61050defc38ddd5fc49d97

SHA512
be7d7a289d1562d915b38ca65bfbc3693b8b12b2026dfb96456d5c43ee6fb0c9c2f2248b7c4183b09f3c8aebb5418ad72437e85846d58b8ec16509993069281a

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

Filesize
1.4MB

MD5
c18922cce00e9bd59ca82d29021f80de

SHA1
6842cb6f92c7c5e4ea6055183cbbfc6375701d09

SHA256
4dea1501116b84abec3b359a9615548aba2073e6ce20f9bcd6f8704d5d8046a3

SHA512
deb51dbbda19629516c4def02fc59771e3dde11b4ede2ceecc55994caa583a8b6057ec95b5f1c68b871207c7f15186b493e754c1151c84d3afbf354b17d4473a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1152-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1152-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1152-43-0x0000000073DA0000-0x0000000073E38000-memory.dmp

Filesize
608KB

Download
memory/1152-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/1152-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1152-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2180-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4652-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4652-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download