f75d6ee676e63208489f05cd8c82d44fdda74b5752963e3967071f2d2d080113

Analysis

max time kernel
140s
max time network
137s
platform
windows7_x64
resource
win7-en-20210920
submitted
24-09-2021 18:21

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General

Target

IDWCH2.exe
Size

739KB
MD5

0d5cc91890c411599e994ab4d927350b
SHA1

b64c4752537fc05bd460918fe252ef64e72d2651
SHA256

b64cc3011b334fe3fdc47852da28f1d865a1f71dd819827a035b9b3adab1a163
SHA512

56418a6586f0cc7f985e944811744fdce2ddaea5e238d02b21435768a3738ba7cccc738190b677f0eb66916a24cdcd4b63701df8a35c7a44802ba053ccdf059b

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

IDWCH2.tmp

pid process

1972 IDWCH2.tmp
Loads dropped DLL 4 IoCs

Processes:

IDWCH2.exeIDWCH2.tmp

pid process

1144 IDWCH2.exe
1972 IDWCH2.tmp
1972 IDWCH2.tmp
1972 IDWCH2.tmp

pid	process
1972	IDWCH2.tmp

pid	process
1144	IDWCH2.exe
1972	IDWCH2.tmp
1972	IDWCH2.tmp
1972	IDWCH2.tmp

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

IDWCH2.exe

description	pid	process	target process
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp
PID 1144 wrote to memory of 1972	1144	IDWCH2.exe	IDWCH2.tmp

C:\Users\Admin\AppData\Local\Temp\IDWCH2.exe
"C:\Users\Admin\AppData\Local\Temp\IDWCH2.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Users\Admin\AppData\Local\Temp\is-AH99O.tmp\IDWCH2.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-AH99O.tmp\IDWCH2.tmp" /SL5="$30156,506127,422400,C:\Users\Admin\AppData\Local\Temp\IDWCH2.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1972

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-AH99O.tmp\IDWCH2.tmp

MD5
6020849fbca45bc0c69d4d4a0f4b62e7

SHA1
5be83881ec871c4b90b4bf6bb75ab8d50dbfefe9

SHA256
c6c796f0d37e1a80632a295122db834499017b8d07728e0b5dfa6325ed3cab98

SHA512
f4c359a9ebf362b943d10772efe9cfd0a0153c1ff866ffdf1223e16e544dfa2250f67e7a7682d2558761d36efe15c7de1a2c311bc67b162eb77394ef179924eb

Download Submit
\Users\Admin\AppData\Local\Temp\is-28QVT.tmp\_isetup\_shfoldr.dll

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-28QVT.tmp\_isetup\_shfoldr.dll

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-28QVT.tmp\idp.dll

MD5
8f995688085bced38ba7795f60a5e1d3

SHA1
5b1ad67a149c05c50d6e388527af5c8a0af4343a

SHA256
203d7b61eac96de865ab3b586160e72c78d93ab5532b13d50ef27174126fd006

SHA512
043d41947ab69fc9297dcb5ad238acc2c35250d1172869945ed1a56894c10f93855f0210cbca41ceee9efb55fd56a35a4ec03c77e252409edc64bfb5fb821c35

Download Submit
\Users\Admin\AppData\Local\Temp\is-AH99O.tmp\IDWCH2.tmp

MD5
6020849fbca45bc0c69d4d4a0f4b62e7

SHA1
5be83881ec871c4b90b4bf6bb75ab8d50dbfefe9

SHA256
c6c796f0d37e1a80632a295122db834499017b8d07728e0b5dfa6325ed3cab98

SHA512
f4c359a9ebf362b943d10772efe9cfd0a0153c1ff866ffdf1223e16e544dfa2250f67e7a7682d2558761d36efe15c7de1a2c311bc67b162eb77394ef179924eb

Download Submit
memory/1144-54-0x0000000076581000-0x0000000076583000-memory.dmp

Filesize
8KB

Download
memory/1144-56-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/1972-58-0x0000000000000000-mapping.dmp

Download
memory/1972-63-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download