73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
17/02/2024, 07:03

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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
2320	b2e.exe
2328	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe
2328	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4192-6-0x0000000000400000-0x000000000393A000-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 4192 wrote to memory of 2320	4192	batexe.exe	74
PID 4192 wrote to memory of 2320	4192	batexe.exe	74
PID 4192 wrote to memory of 2320	4192	batexe.exe	74
PID 2320 wrote to memory of 2268	2320	b2e.exe	75
PID 2320 wrote to memory of 2268	2320	b2e.exe	75
PID 2320 wrote to memory of 2268	2320	b2e.exe	75
PID 2268 wrote to memory of 2328	2268	cmd.exe	78
PID 2268 wrote to memory of 2328	2268	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:4192
- C:\Users\Admin\AppData\Local\Temp\2110.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\2110.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\2110.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:2320
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\26DC.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2268
  - - 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:2328

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\2110.tmp\b2e.exe

Filesize
1.7MB

MD5
7b9e19cbeef48d1436f80636d98f1e29

SHA1
211ab3ec2dbf56621bfa6e7b4af51f6d59ed7e22

SHA256
ab3065d4cd6d2916257227617fba70a92bdb7b65f474d9a3b5a7910c6791775d

SHA512
cd561dbc1747d3f5e1a799a1d6f13d71150e273835ecfd1f84b00e742b04a23b41daf83db404ef527c1531f665bd6e74a4fc62bc84759208b958a4803063bdae

Download Submit
C:\Users\Admin\AppData\Local\Temp\2110.tmp\b2e.exe

Filesize
1.6MB

MD5
1e9446ffe80055b0d0681a975585d4f2

SHA1
e2b13091250549c39e6156044d3d826cfa7cc936

SHA256
6a5e65eb48e3c9f4a594a64b60d57436418cec87e75c9cf93d55746ef761e17c

SHA512
fc3ca72c1070ad153cb9f99b6a1665efb80d83005f575d70437af8d87164bff1c689305570feb80d84889a31fdc0ee1b375576fa9594ee303c2ab0776bf0e2fa

Download Submit
C:\Users\Admin\AppData\Local\Temp\26DC.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
685KB

MD5
c3eda1edc6e4b582325684dcdb9ea991

SHA1
c4dbffc6b0c583b24f650c7e7e2ded05be401f4f

SHA256
058ba3384a2e251ee07a69b0850ec304888ee54a6796cae7bdabe8d0e1692d05

SHA512
7564dd6e836fd3f3ca3c4537a838807c17cee041d116bf511a667c848979d1340179dbfd121dec6ea353776dc2c82f8b03c1636994a4a0831b154e494fb130d8

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

Filesize
890KB

MD5
aafcc702d92248798ee7d3653e8b3c73

SHA1
414844611d11f082f7087842a960bd28c5c453a8

SHA256
441c106e585aee5afb5ee45378a2a4ffc5e6c2ee53afbe027ad757437068e86d

SHA512
df4094914f7adc679e7af136f8e8b1c2191acaf47e20d8a4e7f034e67b926307899352dfa944967723af85f40df424f88badf1d78a310b2c631a65acef0b3151

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
692KB

MD5
2fd423a593129abc1e5935251d06a726

SHA1
3a2f032e2f4e8573ce985840b53db09706b3c16e

SHA256
6d203e4f0ddb333d9a9b9336dcb593cfef8fcab1653e38cd14ae5cd0213f7160

SHA512
fb54a16eb5333ff719bd03bf1f7f7e06569357ef161695142a8d0ac7bd3fb9e6de967c75d83d6a3d38d35a5e8048a6231dae56870b10c41f9b2a0ff4cbf55caf

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

Filesize
430KB

MD5
4b8fc13fa9edc9d8cbcf2b5c3dab96bc

SHA1
9c6ff9a2bc79a47e63e0b441911b699dd54b46e4

SHA256
769237952044e06a9a8ef73794c8f36669800c9852e9f52ff3d2bfc4bbcbff1a

SHA512
39d2882145d212d59052f00de0f23dd0549107052378499dc10727e6d6fb47eded57aa8eec711d9f988d1c2ccdf63782b5798e379ab8ccda0b9d262bb0badafb

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\libcurl-4.dll

Filesize
528KB

MD5
7ae426a8d6143b4af89d27269e3e4e10

SHA1
1bf4be466fb6a5166a432b2d7034a2a08619d0ab

SHA256
e7d06d2d901c4002fc91676dedca8551a6190d6d914d80ad9686302de37a205b

SHA512
c06a874e6bd61c477eae7237d9ba52072ee3e89192734d8cbb98e0deb7e44033a17c7673f9a4e8f9902db8d6b0c770c8f5482a574aa174ff834e87a414ac4279

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

Filesize
640KB

MD5
1bff0defeeb9f4bc5cf01e916a8d1379

SHA1
bdb668928be0a339e01e3aeeac813fd26b44b950

SHA256
d7f49e1dd346940049b753b856759608013f611624432c7ea57b0872239d35c0

SHA512
edb3e22bb4d6f3376d73ccd538a61292c5a086fc8ef9b8038b663c93d9ec991bdca297e3c6febb9d18fd16f5304e4fa532d603c68739598f4b65af320ffb3878

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

Filesize
499KB

MD5
7048256c03822364a0cf903db953398e

SHA1
bd6b9b7b9529daf8aa5893c9cc51b6a559b4e5ed

SHA256
96be8a26f62a9eac661deba00e0558d312fe40d1d23de332749521b59407944a

SHA512
98a0d829d66bac8292c81f8960b36d37d95f35456dc4f6ed3dd4ec330e0923d3783cddfdc68fbff46a7d934f6509d5d6ea81ae8818e29bb81f64edb7897b6ffa

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

Filesize
614KB

MD5
0b8875c486c59934c719d113f10eb784

SHA1
1bba930d53ddde3054f940a8db3b4411a1901081

SHA256
d536530e94c5e59b0ef43149931ea5d002a5b2814de975f5ffb92514821b1879

SHA512
f847604e88d73e9c04c967e5f3e780a9d2dbf8d7694ef3b5946fb9faba1194a44270bebc0b13215df5cc2ae030a53c9f522c421681864a6df1b2d9efe18f2e29

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

Filesize
603KB

MD5
ba8bc4eaa87c70028b3203a229884cb1

SHA1
14fcea3133576b11319fe29334d216d4678df1a1

SHA256
42dcaa5252a8d2a3b42cf240902eb2250278904eb17b2e2d56fe4c08a0c2f059

SHA512
520676e9cd2a02f465b74ed163212f1a433a0d04d6fe2f086bfd3def82e26375b11908e4d2ba6e705c1587aad713c14f12d5ad74d75902c2771fd6dd7d07fbbc

Download Submit
memory/2320-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2320-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2328-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2328-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2328-43-0x0000000050AE0000-0x0000000050B78000-memory.dmp

Filesize
608KB

Download
memory/2328-44-0x0000000000D40000-0x00000000025F5000-memory.dmp

Filesize
24.7MB

Download
memory/2328-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2328-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4192-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download