73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
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
11-02-2024 18:35

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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
3692	b2e.exe
3936	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3936	cpuminer-sse2.exe
3936	cpuminer-sse2.exe
3936	cpuminer-sse2.exe
3936	cpuminer-sse2.exe
3936	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4572-5-0x0000000000400000-0x000000000393A000-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 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 4572 wrote to memory of 3692	4572	batexe.exe	74
PID 3692 wrote to memory of 3704	3692	b2e.exe	75
PID 3692 wrote to memory of 3704	3692	b2e.exe	75
PID 3692 wrote to memory of 3704	3692	b2e.exe	75
PID 3704 wrote to memory of 3936	3704	cmd.exe	78
PID 3704 wrote to memory of 3936	3704	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:4572
- C:\Users\Admin\AppData\Local\Temp\B4D9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B4D9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B4D9.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:3692
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BA76.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3704
  - - 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:3936

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\B4D9.tmp\b2e.exe

Filesize
1024KB

MD5
55d3fcf113506e85b6cf485f08b11290

SHA1
539d601fdd7e37fe22412d8c73023e21293ac62c

SHA256
519083ea4de496637895b9c3dd7fa5d9fc1140325272570f09aa0d2bad46f2d3

SHA512
62c0dc6a36ef819eede73c8b041fbdf579ec0ae399654a73a4628555bb84c4e1fdcf314deb659f41986204e2d92acd886dd8735a24a150a309d4035b58a33ee4

Download Submit
C:\Users\Admin\AppData\Local\Temp\B4D9.tmp\b2e.exe

Filesize
1.8MB

MD5
202355089bb68f1922d3063e22f4bccf

SHA1
51869fb8f3e93ca4f424f8e326249ce2e3117777

SHA256
cb098863f7c891cf300fbc2fcfd46e95be8f67c6136cfff7bc8d881ada378b92

SHA512
e019349b1c252dc04abad873215f08d81f2f32cf0b3c59c17972c5bdd735bccdf9118e7c3a4d6b692672480fda93a100433e15d26c0206bd3531661503494a27

Download Submit
C:\Users\Admin\AppData\Local\Temp\BA76.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
1024KB

MD5
1ad6167569badab73bb51c7109b56693

SHA1
85c80eff3810728aeb4af1cdfc6984facaeeb6c0

SHA256
2a0237405f10841de2c9a5d337e1ae7ef626e562194dc6d096d92ae81e88aea6

SHA512
e219d97f0dc3b5f94798dc75f5328b4e7282c420fbb4ed1b44fb1e17941486f244fa28ccd73f55fcaa299a9b2526395a6a81d20a7ff26d9fe02bad77fec68648

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
896KB

MD5
f83929cce536e71a3a11e2236c2c6c5f

SHA1
bd0065486a784f1c91e08ada0c3a8f383e23c874

SHA256
f3c7a692875dec174d83dd723c63661fc9de1c0b6548fe3a3f8f8f2015507798

SHA512
815083437ad5659626fba85fa9e31a33ba418d3e1d5f1ec1c7ba77ff5214618493b37821aae3b5b52838ad47f4a7e8c4a3594ee0f970025bc3ee425e9eb50152

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

Filesize
2.1MB

MD5
35d4a2b508189bf6d5a295abdaf4f4d3

SHA1
4b5d11edbec4f6f8a6a24e8ff490030cc7cdb642

SHA256
b711ee596f725d44e18faa98c84ca1a61b900b239f333fa20fb087b2e75df8c3

SHA512
8a92e0e830809e6e932ce2a314cf6b23ee14265c1b902204e84909b87232232a7a1f4120c1396029abeeaed88300e790bf7e73036fbb0d87d1a69e4fd4798087

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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

Filesize
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
704KB

MD5
ceb1ee23d68e973e400b41e7324c71b6

SHA1
0ad5540864cf9bcbf52870ba72566625ca54e67a

SHA256
66f2f5bd30986e28a4c43ed44264cc56f63bd7a3ecd6aeb5845ac7bcd724aeee

SHA512
51ce4a101517339cb1f5c23fc953dde73f871cec2bde8ea5c9fad9376366d7b8aadaa8668ef2f7bf9d873e8817345e4e337a7a94c42c3ddf6a168377af060e9c

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

Filesize
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

Download Submit
memory/3692-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3692-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3936-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3936-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3936-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3936-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-42-0x000000005F450000-0x000000005F4E8000-memory.dmp

Filesize
608KB

Download
memory/3936-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3936-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4572-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download