1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c

Analysis

max time kernel
129s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
07/06/2022, 04:12

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General

Target
1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe
Size 754KB
Sample220607-esyg2scfdm
SHA256 1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c
MD5 0bd7bc24988a724e7d5418d5bc6f4623
SHA1 6c8ba77ed05cce7a3e8e6dc6cef448c9341ecb80
SHA512 f965edb7008af0f4f7aeba4c3f1a899a9262dcc38c3c0d3266045816cb879e05d51e5b89f88c03f950fb6c07d9bc9f5fe79b5704f11ac5151c80115d6f06aa2d
MD5 SHA1 SHA512

Score

9^/10

collection

Malware Config

Signatures

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/784-146-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/784-148-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/784-149-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4856-138-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4856-140-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4856-142-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView
behavioral2/memory/4856-143-0x0000000000400000-0x000000000045B000-memory.dmp	WebBrowserPassView

Nirsoft 7 IoCs

resource	yara_rule
behavioral2/memory/4856-138-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4856-140-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4856-142-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/4856-143-0x0000000000400000-0x000000000045B000-memory.dmp	Nirsoft
behavioral2/memory/784-146-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/784-148-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/784-149-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
45	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2820 set thread context of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 324 set thread context of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 set thread context of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
4856	vbc.exe
324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe
324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 2820 wrote to memory of 324	2820	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	89
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 4856	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	90
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91
PID 324 wrote to memory of 784	324	1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe	91

C:\Users\Admin\AppData\Local\Temp\1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe
"C:\Users\Admin\AppData\Local\Temp\1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Users\Admin\AppData\Local\Temp\1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe
  "C:\Users\Admin\AppData\Local\Temp\1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:324
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpAE9F.tmp"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4856
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpB6CE.tmp"
    3⤵
    - Accesses Microsoft Outlook accounts
    PID:784

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\1d425843f04fdb8b7d379c09e84751e69d164f23869d981fb26a10dd9e9afc1c.exe.log
Size 500B
SHA256 23fcbc819b0a201a04c630d08f53b40475f84add3d2bef87b2405d92f13ce2b1
MD5 298d9d1774105fc942fb8bbf03cfe267
SHA1 472a25b3a1529a342e24c4332691c974af205fa4
SHA512 bdb6aacee078287f51306f8f69da1b025cc5ec0359a2f1bd4b29bc87cee569fced3e25d55cd13a414b3ec9390b6e393bf975b52de4c7896641dfa5c175357cbe
MD5 SHA1 SHA512

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tmpAE9F.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpAE9F.tmp
Size 4KB
SHA256 b66236dd86f140ca02db0c296e45032b272de2895c4f047a562e73bc8395dba5
MD5 bdf65f70610625cc771c5cc7ce168c7d
SHA1 a8829b1c071ed0521d11925a98468c12a53a03b8
SHA512 add2db50b0440b07ecc48a5fde7f0b72e84b76f11ea060944afa28ddd03791e6adb3bfca704254131fb3f591f484b37f7276fab96b0c4776a27cb526bcf5f3a4
SSDEEP 48:wvvv0wixfvvcwixfdvv0wixBvv0wixakvv0wi7:mvYxvAp1vYPvYbvY7
MD5 SHA1 SHA512 SSDEEP

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memory/324-141-0x0000000074840000-0x0000000074DF1000-memory.dmp

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memory/324-136-0x0000000074840000-0x0000000074DF1000-memory.dmp

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memory/784-149-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/784-148-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/784-146-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/2820-135-0x0000000074840000-0x0000000074DF1000-memory.dmp

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memory/2820-130-0x0000000074840000-0x0000000074DF1000-memory.dmp

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memory/2820-131-0x0000000074840000-0x0000000074DF1000-memory.dmp

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memory/4856-142-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/4856-143-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/4856-140-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/4856-138-0x0000000000400000-0x000000000045B000-memory.dmp

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