d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25/11/2022, 13:14

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General

Target

d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe
Size

2.9MB
MD5

fd73e1ce973efdca99160e759b7349b6
SHA1

0c98c1414d848b3128bfa99f34b3065a75526521
SHA256

d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e
SHA512

31cac05105874e5fe49e96fa256b9f5a669aad4d7a71791bf84a7bff21bb4619e195514c0545f5d97d2c16ed3426c0a672a1a6b8e7c6ae1206d79b5bc79dbeb0
SSDEEP

49152:79H16bLIJYbyEDndKVE8QA/ckbFiEQq5UeXtmCjdY+YpJBf3gXl0r++sq1:BH16/NbJEEDCcIF+yBxY+4Bu+++sq1

Score

9^/10

evasion

Malware Config

Signatures

Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518

Executes dropped EXE 3 IoCs

pid	Process
316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
1964	gentlemjfst_ius.exe
1932	gentlemjfst_ius.tmp

Loads dropped DLL 10 IoCs

pid	Process
1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe
316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
1964	gentlemjfst_ius.exe
1932	gentlemjfst_ius.tmp
1932	gentlemjfst_ius.tmp
1932	gentlemjfst_ius.tmp
1932	gentlemjfst_ius.tmp

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp

Script User-Agent 8 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	5	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	6	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	7	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	8	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	9	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	10	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	4	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 1708 wrote to memory of 316	1708	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe	27
PID 316 wrote to memory of 1964	316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp	28
PID 316 wrote to memory of 1964	316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp	28
PID 316 wrote to memory of 1964	316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp	28
PID 316 wrote to memory of 1964	316	d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp	28
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29
PID 1964 wrote to memory of 1932	1964	gentlemjfst_ius.exe	29

C:\Users\Admin\AppData\Local\Temp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe
"C:\Users\Admin\AppData\Local\Temp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\is-EB701.tmp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-EB701.tmp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp" /SL5="$60124,2756256,56832,C:\Users\Admin\AppData\Local\Temp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Maps connected drives based on registry
  - Enumerates system info in registry
  - Suspicious use of WriteProcessMemory
  PID:316
- - C:\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe
    "C:\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe" go=ofcourse product_id=UPD
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:1964
  - - C:\Users\Admin\AppData\Local\Temp\is-GB0P3.tmp\gentlemjfst_ius.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-GB0P3.tmp\gentlemjfst_ius.tmp" /SL5="$10172,2334064,56832,C:\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe" go=ofcourse product_id=UPD
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:1932

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Software Discovery

T1518

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\is-EB701.tmp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp

Filesize
690KB

MD5
1305181de520f125aeabf85dc24a89d6

SHA1
98b7548fede3f1468ccbdee405abdc4e5d2ec671

SHA256
0e19765b89a1a29afee09810dcb3ec5cc7c66053947be8f1aebdbb7c801dfeaf

SHA512
b0bfa9749a6a5a18c1926e6c5ebb4cdb156df1652cb822f067422a1cd21583340f32e4a1fc2f4c21a09343d73a55651972edbd2dec98ce44641a1097c16bc793

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GB0P3.tmp\gentlemjfst_ius.tmp

Filesize
690KB

MD5
1305181de520f125aeabf85dc24a89d6

SHA1
98b7548fede3f1468ccbdee405abdc4e5d2ec671

SHA256
0e19765b89a1a29afee09810dcb3ec5cc7c66053947be8f1aebdbb7c801dfeaf

SHA512
b0bfa9749a6a5a18c1926e6c5ebb4cdb156df1652cb822f067422a1cd21583340f32e4a1fc2f4c21a09343d73a55651972edbd2dec98ce44641a1097c16bc793

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe

Filesize
2.5MB

MD5
4bc48d9805eafa4642273fc2043fb056

SHA1
75ea465dc5c39a3b6db1bf57f25ee8ff60fbdc77

SHA256
9b4293b57dc6e07d882705c07c1daf12fbcc73712c32de5a7f29c3f493ff6b63

SHA512
c5a178720e962bc12d2406a115487f31ae88a17a2679cf5e0a4a56108ad2fc493e275c243f2f36d58f5f4482b2fb22078ae28f45a0e3b04d9fbd5d26649f923e

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe

Filesize
2.5MB

MD5
4bc48d9805eafa4642273fc2043fb056

SHA1
75ea465dc5c39a3b6db1bf57f25ee8ff60fbdc77

SHA256
9b4293b57dc6e07d882705c07c1daf12fbcc73712c32de5a7f29c3f493ff6b63

SHA512
c5a178720e962bc12d2406a115487f31ae88a17a2679cf5e0a4a56108ad2fc493e275c243f2f36d58f5f4482b2fb22078ae28f45a0e3b04d9fbd5d26649f923e

Download Submit
\Users\Admin\AppData\Local\Temp\is-BC97T.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-BC97T.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-BC97T.tmp\innocallback.dll

Filesize
63KB

MD5
1c55ae5ef9980e3b1028447da6105c75

SHA1
f85218e10e6aa23b2f5a3ed512895b437e41b45c

SHA256
6afa2d104be6efe3d9a2ab96dbb75db31565dad64dd0b791e402ecc25529809f

SHA512
1ec4d52f49747b29cfd83e1a75fc6ae4101add68ada0b9add5770c10be6dffb004bb47d0854d50871ed8d77acf67d4e0445e97f0548a95c182e83b94ddf2eb6b

Download Submit
\Users\Admin\AppData\Local\Temp\is-BC97T.tmp\itdownload.dll

Filesize
200KB

MD5
d82a429efd885ca0f324dd92afb6b7b8

SHA1
86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

SHA256
b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

SHA512
5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

Download Submit
\Users\Admin\AppData\Local\Temp\is-EB701.tmp\d9f4707650b24c5fd7320f6563714feb4a33472a1ca1b40410a349daa6ae5d8e.tmp

Filesize
690KB

MD5
1305181de520f125aeabf85dc24a89d6

SHA1
98b7548fede3f1468ccbdee405abdc4e5d2ec671

SHA256
0e19765b89a1a29afee09810dcb3ec5cc7c66053947be8f1aebdbb7c801dfeaf

SHA512
b0bfa9749a6a5a18c1926e6c5ebb4cdb156df1652cb822f067422a1cd21583340f32e4a1fc2f4c21a09343d73a55651972edbd2dec98ce44641a1097c16bc793

Download Submit
\Users\Admin\AppData\Local\Temp\is-GB0P3.tmp\gentlemjfst_ius.tmp

Filesize
690KB

MD5
1305181de520f125aeabf85dc24a89d6

SHA1
98b7548fede3f1468ccbdee405abdc4e5d2ec671

SHA256
0e19765b89a1a29afee09810dcb3ec5cc7c66053947be8f1aebdbb7c801dfeaf

SHA512
b0bfa9749a6a5a18c1926e6c5ebb4cdb156df1652cb822f067422a1cd21583340f32e4a1fc2f4c21a09343d73a55651972edbd2dec98ce44641a1097c16bc793

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

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

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

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\gentlemjfst_ius.exe

Filesize
2.5MB

MD5
4bc48d9805eafa4642273fc2043fb056

SHA1
75ea465dc5c39a3b6db1bf57f25ee8ff60fbdc77

SHA256
9b4293b57dc6e07d882705c07c1daf12fbcc73712c32de5a7f29c3f493ff6b63

SHA512
c5a178720e962bc12d2406a115487f31ae88a17a2679cf5e0a4a56108ad2fc493e275c243f2f36d58f5f4482b2fb22078ae28f45a0e3b04d9fbd5d26649f923e

Download Submit
\Users\Admin\AppData\Local\Temp\is-GHLGK.tmp\itdownload.dll

Filesize
200KB

MD5
d82a429efd885ca0f324dd92afb6b7b8

SHA1
86bbdaa15e6fc5c7779ac69c84e53c43c9eb20ea

SHA256
b258c4d7d2113dee2168ed7e35568c8e03341e24e3eafc7a22a0d62e32122ef3

SHA512
5bf0c3b8fa5db63205a263c4fa5337188173248bef609ba4d03508c50db1fd1e336f3041ce96d78cc97659357a83e6e422f5b079d893a20a683270e05f5438df

Download Submit
memory/1708-65-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1708-54-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1708-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1708-85-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1932-81-0x0000000001F30000-0x0000000001F6C000-memory.dmp

Filesize
240KB

Download
memory/1932-83-0x0000000000510000-0x0000000000525000-memory.dmp

Filesize
84KB

Download
memory/1964-73-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1964-70-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1964-84-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads