73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
299s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 08:36

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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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
1064	b2e.exe
3300	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3300	cpuminer-sse2.exe
3300	cpuminer-sse2.exe
3300	cpuminer-sse2.exe
3300	cpuminer-sse2.exe
3300	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3008-8-0x0000000000400000-0x000000000393A000-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 3008 wrote to memory of 1064	3008	batexe.exe	84
PID 3008 wrote to memory of 1064	3008	batexe.exe	84
PID 3008 wrote to memory of 1064	3008	batexe.exe	84
PID 1064 wrote to memory of 3016	1064	b2e.exe	85
PID 1064 wrote to memory of 3016	1064	b2e.exe	85
PID 1064 wrote to memory of 3016	1064	b2e.exe	85
PID 3016 wrote to memory of 3300	3016	cmd.exe	88
PID 3016 wrote to memory of 3300	3016	cmd.exe	88

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3008
- C:\Users\Admin\AppData\Local\Temp\63CB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\63CB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\63CB.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1064
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\66A9.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3016
  - - 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:3300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\63CB.tmp\b2e.exe

Filesize
13.4MB

MD5
a6888446020145082063836ccaaeddcf

SHA1
47e8ff0215bb120e5a503d3aa1e507ff6c3021cc

SHA256
92c15d6d293b75610c053d3fbb4d8375aa03ce10a35bda54480beeeee3486bd3

SHA512
4d95ea888cc721475b9470dd549e79b01eb6f381e4aaa96d171b730c80f05f19d00150067613d32c52ec7d5884816ab95ecb852198e44ce3c38630c0ba8fafb1

Download Submit
C:\Users\Admin\AppData\Local\Temp\63CB.tmp\b2e.exe

Filesize
6.1MB

MD5
d365a291ef52b895dbcb3ea0124e01aa

SHA1
e1a39126b28348ad0e09066d4e0f9522f6e01845

SHA256
893d4ebf9cb121b99825af49e4e7abb9ea32dac56bf90aa0ee86124053ad7a74

SHA512
8f0ae9ea9326727fb55ad40586a79df623a71c801696f8efbb1ed8dca2642c090d93fc9bb911c43a28d4a3b0f71e0bd457e440e96f3aae70b464825fc0ecbb35

Download Submit
C:\Users\Admin\AppData\Local\Temp\63CB.tmp\b2e.exe

Filesize
5.9MB

MD5
1f795a7e03144e17356b713aa9f67259

SHA1
ff4943d9bc0cf8459822428d5de9c51013f9be83

SHA256
04087b3e2d5b1081d4bf339589abd1e30d0210f1abdc38fd41deb5cd3a736f9d

SHA512
66bd542d18d932505dec59461b221ad1db97ccb6e6b395627d8180d2c0e48039bc45f80495d48290268547b277ce4f520a19b01ec98568c8205a1995f18690d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\66A9.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
1.8MB

MD5
4948e311d766399770f33ece51c4dd27

SHA1
d55e4f4059c676cec09ebfcb6e9a861ef9031a87

SHA256
7fe32fe8bbfd69ad40f7b2dafbc6af7b281819d6173c124e6cc89efe97a016f6

SHA512
ea5ee41d3d62674660acc6406c840e45b3508ad5839edaa5d28d1737ec63f7b1be22d6a5a80bd3284b60042501f917a54f01cb7abf57b7ad73e62dab5365610f

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\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
2.9MB

MD5
cb98ddce36646c0e408ef9e678f8e394

SHA1
bdf7aa9da75f2da1c6c1d528a1bd314316706912

SHA256
c183e65efc876f174e46f4853cd67ab27c9c1a80e37962c24d795891c37d203e

SHA512
e960bd191a1c3f184f4138080a0e7b1c1274e8d192a6b76e84884ce85c82b79a367dc813667fa9557c1aba444038a193013f2f18c37874a542d24a1025795456

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

Filesize
3.4MB

MD5
7c6bec14c26fd7f18cfae1b8c860c8ce

SHA1
e9125675071e265a2814db475397f66c98d70927

SHA256
9b13c556b333f844ecc2168c192a7c434a0d371e4547ae5193ab2ba4046b7c7b

SHA512
a56841e7dfa0edb3ada0fe6c61e0d95408ba542c3f1abefbddc9f8ebdabe0a58d07d31aa9db67e436e4b92603451f28b882a30a38f891da47868e81278170122

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

Filesize
2.2MB

MD5
3ffc0720aa6fdee38a15eeee686116ca

SHA1
f4a0bfadb8bd68545acab334d05c62eb023199f7

SHA256
d43a8e334d8a01090f51388e6e3fdac60d1e98576c42317ea4a5198d8227233f

SHA512
a6d04aaa720270385b086ca81eaee5f914b787625257356d2b602053d26ddb5fe1200b40568db1dc90d2368a672bc5758e2f7e18b14fae98f1bc4e26bad35378

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1064-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1064-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3008-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3300-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3300-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-45-0x00000000598A0000-0x0000000059938000-memory.dmp

Filesize
608KB

Download
memory/3300-47-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/3300-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-57-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3300-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3300-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3300-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download